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Author SHA1 Message Date
hyungi b10b89fb8c docs(eval): Phase 2 canary retry GO — success 37/40 (92.5%) failed 2 skipped 1
옵션 C 실행 (2026-05-03 02:36-02:39 UTC):
- 5201 documents stuck processing → failed (conditional UPDATE 1 row)
- 3817 재 enqueue → success 35.8s
- 4059 재 enqueue → success 100.7s
- GPU contention 해소 확인 (free 8820 MiB)

최종 tally: success 37 / failed 2 (3810 corrupt PDF + 5201 scan-likely
timeout) / skipped 1 (5090 MAX_PAGES). Plan 3 게이트 모두 PASS.

다음 = 사용자 승인 게이트 (2-C 진입 + nightly 모드 선택). main 머지 +
parent pull + cron 추가 4단계 대기.

후속 백로그 (Phase 1B+, 별도 PR):
- B1 scan-likely auto-skip (5201 패턴)
- B2 OOM 503 transient (야간 contention 자동 복구)
- B3 queue exhausted → doc.md_status 동기화 (corner case 정리)
2026-05-03 02:41:51 +00:00
hyungi 79dc31bd26 docs(eval): Phase 2 canary 결과 — HALT (failed 4/40 = 10%, but 분류상 Marker 0 fail)
35 success / 3 failed / 1 skipped / 1 stuck processing (corner case).
Plan 게이트 FAIL (success<36 + failed>2). 다만 failure root cause 분석:
- 2/4 = GPU contention (5.93+5.35 GiB 다른 process 점유, free 50 MiB)
- 1/4 = 진짜 corrupt PDF (Pdfium error, non-retryable)
- 1/4 = scan-likely + tiny text + ReadTimeout (Phase 1B corner case)

Marker quality 자체 fail = 0. p50 elapsed 33.2s (1D 34s 와 동등),
text_length_ratio p50 1.00 (1D 1.15 대비 -13%, 정상 범위), 신규 warning 없음.

사용자 결정: A(수용) / B(코드 가드 추가) / C(OOM 2건 즉시 재 enqueue → GO 통과)
/ D(HALT 유지). 추천 C 또는 A.

5201 stuck processing 은 어느 옵션이든 수동 DB 정리 필요 (사용자 승인 후).
2026-05-03 02:33:46 +00:00
hyungi 452d88d561 docs(eval): Phase 2 경로 정책 정정 — 2-B /app/logs vs 2-C /app/scripts canonical
Plan/README 가 /app/scripts 를 통일 경로로 가정했으나 실측 결과 read-only
bind-mount 라 docker cp 불가. soft lock 으로 --build 도 금지. 단계별로
다른 경로 사용해야 함:

- 2-B canary (pre-merge): /app/logs/phase2_backfill.py + /app/logs/*.csv
  (docker cp worktree → /app/logs rw bind-mount). canary 검증 동안
  미검증 코드 main 진입 회피.
- 2-C nightly (post-merge canonical): /app/scripts/phase2_backfill.py +
  /app/evals/markdown/phase2_* (feat/phase2-backfill main 머지 +
  parent git pull 후 bind-mount 자동 활성). cron 도 canonical path.

evals/markdown/README.md 의 enqueue 예제 + 신규 #### 경로 정책 섹션 반영.
2026-05-02 23:53:28 +00:00
hyungi efa31caffb docs(eval): Phase 2 canary sample — 40 docs (seed 20260503)
Bucket distribution (algorithm vs allocated):
- large (>10MB): 6 / 6
- scan_likely (text_density<5): 2 / 2
- study_note born-digital: 10 / 10
- Academic_Paper born-digital: 2 / 8 (under-fill — only 20 born-digital docs total in pool)
- Reference born-digital: 0 / 6 (under-fill — 동상)
- tech_doc (Standard/Manual/Specification): 4 / 4
- minor_doc (Note/Report/Memo/NULL): 4 / 4
- filler (rest from candidates): 12 (picked up under-fill slack)

Note: 1D 의 born-digital bias 가정이 Phase 2 실 모집단과 안 맞음
(text_density 분포가 mixed-dominant: 174/237). 그래도 40 docs 가 large /
scan-likely / 다양 doctype 커버 — canary 진단 목적 충족.

Next: 사용자 승인 게이트 — --no-dry-run enqueue 시점 결정.
2026-05-02 23:46:54 +00:00
hyungi 6db394bcd6 docs(eval): Phase 2 inventory dry-run — 237 pending PDFs, 227 convert candidates
- forecast_skip_reason distribution:
  - none: 227 (convert candidates)
  - over_max_pages_estimated: 10 (file_size > 25MB proxy)
  - handwritten_hint: 0 (1D-A1 skip already in marker_worker)
  - doctype_skip: 0
- file_size_band: S=47 / M=160 / L=30
- text_density_band: mixed=174 / scan-likely=43 / born-digital=20
- doc_type top: study_note 79 / Academic_Paper 57 / Reference 35 / Standard 24 / Manual 19
- 시드 baseline for select-canary (next step)
2026-05-02 23:46:21 +00:00
hyungi c81ce8d366 feat(scripts): Phase 2 markdown backfill — script + README
- scripts/phase2_backfill.py: 5 subcommands
  - inventory: pending PDFs dry-run CSV with skip forecast
  - select-canary: stratified 40 sample (seed 20260503)
  - enqueue: one-shot from sample CSV (--no-dry-run gate)
  - nightly-enqueue: cron-friendly with disable flag / marker /ready /
    active-queue threshold (oldest_age stuck guard) / DB pool guards
  - post-report: final state CSV + 1D baseline comparison MD
- evals/markdown/README.md: Phase 2 section appended
- plan: ~/.claude/plans/iridescent-gathering-clover.md
- depends on Phase 1B handwritten skip 7d0fca2 (marker_worker side guard)
2026-05-02 23:44:59 +00:00
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@@ -117,3 +117,140 @@ docker compose exec fastapi python /app/scripts/phase1d_pilot.py select \
``` ```
**enqueue 의 `--yes` 또는 `--no-dry-run` 류 실행은 별도 사용자 승인 + 야간 단발 sweep 윈도우 (23:00~03:00 KST) 안에서만**. 30건 backfill = marker-service BATCH_SIZE=1 × 평균 5분/건 ≈ 2.5h. **enqueue 의 `--yes` 또는 `--no-dry-run` 류 실행은 별도 사용자 승인 + 야간 단발 sweep 윈도우 (23:00~03:00 KST) 안에서만**. 30건 backfill = marker-service BATCH_SIZE=1 × 평균 5분/건 ≈ 2.5h.
---
# Phase 2 — Full Backfill (legacy pending PDFs)
> Plan: `~/.claude/plans/iridescent-gathering-clover.md`
> Script: `scripts/phase2_backfill.py` (subcommands: inventory / select-canary / enqueue / nightly-enqueue / post-report)
## 목적
1D pilot 결과 = engineering go signal. legacy pending PDF (1D 후 잔여 ~237건) 을 marker_worker 로 변환해 `md_status='success'` 누적. **신규 업로드 우선권 보존, 야간 저부하 sweep, DB state 기반 idempotent checkpoint**.
진행 로드맵: **2-A dry-run inventory → 2-B canary 40건 → 2-C nightly sweep ~4-5 nights → 2-D post-report**.
## 파일
| 파일 | 역할 | 갱신 시점 |
|---|---|---|
| `phase2_inventory.csv` | pending PDFs dry-run inventory + skip forecast | 2-A 종료 (commit, 1회) |
| `phase2_canary_sample.csv` | stratified 40건 canary sample (시드 `20260503`) | 2-B(a) (commit) |
| `phase2_canary_result.md` | canary 결과 요약 + 1D 비교 + GO/HALT 결정 근거 | 2-B 종료 (commit) |
| `phase2_nightly_log.tsv` | 야간 sweep 한 줄/일 (date / enqueued / active_queue_at_start / active_queue_oldest_age_min / pending_pool_remaining / abort_reason / marker_ready) | append 매 sweep, 주 1회 commit |
| `phase2_post_report.csv` | Phase 2 sweep 처리된 doc 별 final state + quality | 2-D (commit) |
| `phase2_post_report.md` | 처리 분포 + 1D baseline 비교 + skip/failed/outlier 목록 | 2-D (commit) |
## Subcommand 사용법
### inventory (read-only, dry-run)
```bash
docker exec hyungi_document_server-fastapi-1 python /app/scripts/phase2_backfill.py inventory \
--output /app/evals/markdown/phase2_inventory.csv
```
- pending PDFs 전체에 대해 doc_id / file_size / text_density / doc_type / forecast_skip_reason 적재.
- forecast_skip_reason ∈ {unsupported_extension / doctype_skip / handwritten_hint / over_max_pages_estimated / none}. 'none' = 변환 시도 후보.
- handwritten_hint = title/path 에 `필기|손글씨|handwritten|handwriting` 매칭 (marker_worker 의 7d0fca2 룰 미러).
- over_max_pages_estimated = file_size > 25MB proxy. 실 page_count 는 marker_worker 가 PyMuPDF 로 결정.
### select-canary (재현성 시드)
```bash
docker exec hyungi_document_server-fastapi-1 python /app/scripts/phase2_backfill.py select-canary \
--inventory /app/evals/markdown/phase2_inventory.csv \
--output /app/evals/markdown/phase2_canary_sample.csv \
--seed 20260503
```
- 40건 buckets: large 6 / scan_likely 2 / study_note 10 / Academic_Paper 8 / Reference 6 / {Standard,Manual,Specification} 4 / {Note,Report,Memo,NULL} 4
- inventory 의 `forecast_skip_reason='none'` 만 선정 후보.
- 시드 고정 → 재실행 시 동일 sample.
### 경로 정책 (2-B canary vs 2-C nightly)
`/app/scripts/``/app/evals/` 는 parent repo (`~/Documents/code/hyungi_Document_Server`, branch=main) 의 read-only bind-mount. `docker cp ... :/app/scripts/...` 는 read-only 위반으로 실패. `docker compose --build` 은 검색 실험 soft lock 위반. → 단계별로 다른 경로 사용:
| 단계 | script 경로 | sample CSV 경로 | 메커니즘 |
|---|---|---|---|
| **2-B canary (pre-merge)** | `/app/logs/phase2_backfill.py` | `/app/logs/phase2_canary_sample.csv` | `docker cp` worktree → /app/logs (rw bind-mount) |
| **2-C nightly (post-merge canonical)** | `/app/scripts/phase2_backfill.py` | `/app/evals/markdown/phase2_*` | feat/phase2-backfill main 머지 + parent `git pull` 후 bind-mount 자동 활성 |
**2-B 임시 sync** (canary 실행 직전 1회):
```bash
docker cp ~/Documents/code/hyungi_Document_Server_phase2/scripts/phase2_backfill.py \
hyungi_document_server-fastapi-1:/app/logs/phase2_backfill.py
docker cp ~/Documents/code/hyungi_Document_Server_phase2/evals/markdown/phase2_canary_sample.csv \
hyungi_document_server-fastapi-1:/app/logs/phase2_canary_sample.csv
```
**2-C 진입 시점** (canary GO 결정 후):
```bash
cd ~/Documents/code/hyungi_Document_Server_phase2 && git push origin feat/phase2-backfill
cd ~/Documents/code/hyungi_Document_Server && git fetch origin \
&& git merge --ff-only origin/feat/phase2-backfill && git push origin main
```
이유: 미검증 코드를 main 에 미리 박지 않음 / canary 결과 따라 worktree 에서 hot-fix 가능 / nightly cron 은 canonical path 만 사용 (cp 단계 없음).
### enqueue (one-shot, 사용자 승인 게이트)
```bash
# dry-run (default) — 2-B 단계 = /app/logs 임시 경로 (위 §"경로 정책" 참조)
docker exec hyungi_document_server-fastapi-1 python /app/logs/phase2_backfill.py enqueue \
--csv /app/logs/phase2_canary_sample.csv
# actual (사용자 승인 후)
docker exec hyungi_document_server-fastapi-1 python /app/logs/phase2_backfill.py enqueue \
--csv /app/logs/phase2_canary_sample.csv --no-dry-run
```
- marker-service `/ready` 사전 검증.
- `enqueue_stage` idempotent — 중복 호출 안전.
### nightly-enqueue (cron / manual)
```bash
docker exec hyungi_document_server-fastapi-1 python /app/scripts/phase2_backfill.py nightly-enqueue \
--limit 50 --max-active-queue 5 \
--log-tsv /app/evals/markdown/phase2_nightly_log.tsv
```
- 가드 순서: disable flag (`/tmp/phase2_disable`) → marker /ready → active_queue ≤ threshold → DB pool 비어있지 않음 → enqueue.
- 매 sweep log_tsv 한 줄. abort_reason ∈ {disable_flag / marker_unhealthy / active_queue_threshold / pool_empty / empty}.
- pool_empty = Phase 2 자연 완료 신호 (cron 제거 hard gate trigger).
### post-report
```bash
docker exec hyungi_document_server-fastapi-1 python /app/scripts/phase2_backfill.py post-report \
--output-csv /app/evals/markdown/phase2_post_report.csv \
--output-md /app/evals/markdown/phase2_post_report.md \
--phase2-start 2026-05-03T00:00:00Z
```
- `--phase2-start` ISO timestamp 이후 `md_generated_at` 만 집계 (Phase 2 코드 push 시점 권장).
- 1D baseline (success 92% / elapsed_p50 34s / text_length_ratio_p50 1.15) 와 비교.
- outlier 후보: elapsed_ms > 300s, text_length_ratio < 0.5 또는 > 10, 신규 warning 종류.
## 의사결정 게이트
### 2-B canary GO/HALT
- success ≥ 36/40 (90%) AND failed ≤ 2 AND skipped ≤ 6 → **2-C 진입 GO**
- 위 미충족 → HALT, 사용자 보고 후 재검토
### 2-C nightly abort
- 1 night 안에 failed > 5 → script 가 disable flag 자동 생성
- marker-service `/ready` 실패 → 그 sweep 건너뜀, 다음 sweep 재시도
- active_queue_oldest_age_min > 60 (stuck 임계) → log 에 [warn], 사용자 morning check 으로 판단
### 2-D 종료 hard gate (Phase 2 closed 선언 직전)
- (cron 모드) `crontab -l | grep phase2_backfill` 결과 비어 있어야 함
- `~/.phase2_disable` 파일 정리 됨
- pending PDF (`md_status='pending'`, `file_format='pdf'`) ≤ 5
- processing_queue markdown active = 0
## 1D 와의 차이
| 항목 | 1D | Phase 2 |
|---|---|---|
| 목적 | failure mode 진단 | 풀 변환 |
| 대상 | 30건 stratified | 237건 잔여 |
| sample_source | existing_success + controlled_backfill | controlled_backfill only |
| 처리 모드 | one-shot cron (1회) | nightly cron (~4-5 nights) |
| 평가 | 사용자 5축 rubric | marker 자가 metrics + 1D baseline 비교 |
| anchor 보존 | doc 4809 forced_include | (재처리 안 함) |
| handwritten | over-sample (3건) | marker_worker 자동 skip 신뢰 |
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# Phase 2 Canary Result — 40건 stratified backfill
> 실행: 2026-05-02 23:50 UTC enqueue → ~02:30 UTC 완료 (wall ~2h 40m, marker BATCH_SIZE=1)
> sample CSV: `evals/markdown/phase2_canary_sample.csv` (seed 20260503)
> plan 결정 게이트: §"2-B canary GO/HALT"
## 결과 분포
| md_status | count | rate |
|---|---|---|
| success | 35 | 87.5% |
| failed | 3 | 7.5% |
| skipped | 1 | 2.5% |
| processing (stuck) | 1 | 2.5% |
총 40건 + 1건 corner case (stuck `processing`, queue 측은 max_attempts 도달 후 failed). **실효 doc-level 실패 = 4 / 40 = 10%**.
## Plan 게이트 판정
| 기준 | 임계 | 실측 | 판정 |
|---|---|---|---|
| success rate | ≥ 36/40 (90%) | 35/40 (87.5%) | **FAIL** (-1) |
| failed | ≤ 2 | 4 (실효) | **FAIL** (+2) |
| skipped | ≤ 6 | 1 | PASS |
**→ HALT (사용자 보고 후 재검토)**.
## 실패 분석 — 4건 모두 root cause 확인
| doc_id | 분류 | 표면 에러 | root cause | 재시도 가능? |
|---|---|---|---|---|
| 3817 | failed | `OutOfMemoryError: CUDA out of memory. Tried to allocate 74 MiB` | **GPU contention** (canary 진행 중 다른 프로세스 5.93+5.35 GiB 사용 → free 55 MiB) | ✅ Yes (GPU free 시) |
| 4059 | failed | `OutOfMemoryError: CUDA out of memory. Tried to allocate 176 MiB` | **GPU contention** 동일 | ✅ Yes |
| 3810 | failed | `PdfiumError: Failed to load page` | 진짜 PDF 파싱 오류 (corrupt/protected page 가능성) | ❌ No (Marker 책임 아님) |
| 5201 | processing (corner) | `ReadTimeout('')` 3회 (queue) | scan-likely 추정 (705 KB / text_len=15) — OCR-bound 처리 시간 > 300s timeout. queue 측 attempts=3 도달 후 failed, 그러나 doc.md_status='processing' 으로 stuck (Phase 1B 알려진 corner case) | ⚠ (timeout 늘리거나 SKIP rule 확장 필요) |
**핵심 인사이트**: **Marker quality 자체는 0건 fail**. 실패 4건의 분류:
- 50% (2/4) = **GPU 일시 contention** — infra 이슈, 사용자 활동 따라 재발 가능
- 25% (1/4) = **PDF 자체 corrupt** — 정상 비율, non-retryable
- 25% (1/4) = **scan-likely + 작은 file_size + 빈 텍스트** — 새 SKIP 후보 패턴
## 처리 시간 (success 35건, 1D baseline 비교)
| 메트릭 | 1D | 2-B canary | delta |
|---|---|---|---|
| avg | - | 44.3s | - |
| p50 | 34s | 33.2s | -2% (안정) |
| p90 | 112s | 92.6s | -17% (개선) |
| max | 219s | 297.1s | +36% (large bias 영향) |
전반적으로 1D 와 동등 또는 약간 빠름. **마커 자체 throughput 안정**.
## Quality 메트릭 (success 35건, 1D baseline 비교)
| 메트릭 | 1D | 2-B canary | delta |
|---|---|---|---|
| text_length_ratio p50 | 1.15 | 1.00 | -13% (정상 범위) |
| warnings: heading_hierarchy_jump | 86% (24/28) | 94% (33/35) | +8pp |
| warnings: low_image_alt_text_ratio | 89% (25/28) | 86% (30/35) | -3pp |
신규 warning 종류 없음. heading_hierarchy_jump 가 거의 전건이라는 패턴 재확인 (1D 와 동일) — Marker output 의 heading 구조가 원본과 정확히 일치하지 않는 일반적 현상, score 기준 정의 필요.
## GPU contention 상세
canary 처리 시점 (~00:00-02:00 UTC) GPU 점유 process (canary 진행 중 nvidia-smi 추정):
- text-embeddings-router: 1.35 GiB
- python (process 1200154): 1.85 GiB
- python (process 1562575): 5.93 GiB ← **largest, suspect Ollama or marker self**
- python (process 1570943): 5.35 GiB
- python (process 1612684): 1.01 GiB
- **합계 ~15.5 GiB / 16.4 GiB capacity → free ~50-100 MiB**
canary 종료 후 (02:31 UTC) 측정:
- text-embeddings-router: 1.38 GiB
- python (1200154): 1.89 GiB
- python (1562575): 3.83 GiB
- **합계 7.1 GiB → free 8.8 GiB**
→ 5.35 GiB + 5.93 GiB → 3.83 GiB 으로 줄어듦 (또는 둘 중 하나 종료). canary 시점에만 일시적으로 cumulative load 였음.
## 권장 조정안 (HALT 후)
게이트 가지 못했지만 **failure 4건 모두 설명 가능**. Marker 본질 결함 0건. 다음 중 사용자 결정:
### A. 그대로 2-C 진입 (수용)
- 근거: Marker quality 0 fail, GPU OOM 은 야간 sweep (23-03 KST) 윈도우 안에 contention 적을 가능성 높음 (사용자 활동 종료, Ollama 호출 적음)
- 보완: 2-C 가드에 GPU free memory 사전 체크 추가 검토 (script 1 줄 — 단, 본 plan scope 외)
- 실패 4건 (3817/4059/3810/5201) 은 별도 retry 또는 backlog
### B. Marker 코드 / 가드 보강 후 재시도
- B1. **scan-likely + tiny text 자동 skip** (5201 패턴): marker_worker 에 `file_size < 1MB AND text_len < 100` 또는 `text_density < 1``md_status='skipped'`
- B2. **OOM 을 transient 로 분류**: server.py 가 OutOfMemoryError 만 503 으로 raise → marker_worker 가 5xx → queue retry. (현재는 422 = non-retryable)
- B3. **queue 영구 실패 시 doc.md_status='failed' 동기화**: Phase 1B 알려진 corner case 정리 (5201 패턴 제거)
- 작업: marker_worker.py + server.py 변경 → 별도 PR/커밋 → canary 재실행
### C. canary 일부 재시도 → 결과 갱신
- 3817, 4059 만 재 enqueue (GPU 지금 free) → 성공 확인 → **실효 success 37/40 = 92.5%, failed 2 (3810+5201) = 5%, skipped 1 = 2.5% → GO 게이트 통과**
- 가장 빠른 unblock 경로
### D. HALT 유지 + 백로그 정리
- canary 결과 그대로 인정. 4 failed/stuck doc 은 Phase 2 마지막 후속 정리.
- 2-C 진입 보류.
## 다음 단계 — 사용자 결정 필요
위 A/B/C/D 중 선택. 추천 = **C (3817+4059 즉시 재 enqueue)** 또는 **A (그대로 진입, 야간 GPU contention 낮음 가정)**. B 는 plan scope 확장이라 별도 라운드 권장.
5201 의 stuck 'processing' 은 어느 옵션 가도 **수동 정리 필요** (`UPDATE documents SET md_status='failed', md_extraction_error='ReadTimeout after 3 attempts (Phase 1B corner case)' WHERE id=5201`). production DB write 라 사용자 승인 후.
---
## Retry 결과 (2026-05-03 02:36-02:39 UTC) — GO 게이트 통과
옵션 C 실행 결과:
| 작업 | 결과 |
|---|---|
| 5201 documents 정리 (`md_status='processing' → 'failed'`, conditional UPDATE) | 1 row updated, error_message 새로 박음 |
| 5201 queue 정리 | 불필요 (이미 status='failed' terminal) |
| 3817 재 enqueue | success (35.8s, GPU free 8820 MiB) |
| 4059 재 enqueue | success (100.7s, large bias 영향) |
### 최종 분포
| md_status | count | rate |
|---|---|---|
| success | **37** | 92.5% |
| failed | **2** | 5.0% |
| skipped | **1** | 2.5% |
failed 2건 분류:
- doc 3810: corrupt PDF (PdfiumError) — Marker 책임 아님, non-retryable
- doc 5201: scan-likely + 빈 텍스트 + ReadTimeout — Phase 1B+ corner case backlog
### Plan 게이트 재판정
| 기준 | 임계 | 실측 | 판정 |
|---|---|---|---|
| success rate | ≥ 36/40 (90%) | 37/40 (92.5%) | ✅ PASS |
| failed | ≤ 2 | 2 | ✅ PASS |
| skipped | ≤ 6 | 1 | ✅ PASS |
**→ 2-C nightly sweep 진입 GO.**
### 다음 = 2-C 진입 게이트 (사용자 승인 필요)
옵션:
- **모드 A (cron)** — 추천. 23:00 KST nightly, 50건/limit, max-active-queue 5
- 모드 B (manual nightly)
- 모드 C (systemd timer)
cron 추가 전 필수 작업:
1. main 머지: feat/phase2-backfill (HEAD `79dc31b` 또는 retry 반영 후 새 commit) → main FF
2. parent repo `git pull --ff-only``/app/scripts/phase2_backfill.py` canonical path 활성
3. `~/logs/phase2/` 디렉토리 생성
4. crontab entry 추가
사용자 승인 + 모드 선택 시 위 4 단계 진행.
### Phase 1B+ backlog (Phase 2 외 별도)
retry 결과는 다음 후속 작업의 우선순위 데이터:
- **B2 후보**: server.py 가 OutOfMemoryError 만 503 으로 분류 (현재 422 = non-retryable). 야간 GPU contention 발생 시 자동 retry 가능. → 1B+ small PR
- **B1 후보**: marker_worker scan-likely + tiny text 자동 skip (5201 패턴). text_density < 1 OR text_len < 100 시 skipped. → 1B+ small PR
- **B3 후보**: queue 영구 실패 시 doc.md_status 동기화. processing 상태 stuck 방지. → 1B+ small PR
+41
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@@ -0,0 +1,41 @@
doc_id,title,file_size,file_size_band,text_density,text_density_band,doc_type,bucket_label
3817,"Safety and Health for Engineers_05_37 Safety and Health Data, Analysis and Management Information",11313981,L,11.264,mixed,study_note,large
4059,공업역학 동역학(제13판)_Chapter 12 질점의 운동학,11140007,L,8.78,mixed,Academic_Paper,large
5264,황현필의 진보를 위한 역사_2장 식민지 수탈과 학살의 진실을 말하라,14154100,L,2.14,scan-likely,Academic_Paper,large
5271,황현필의 진보를 위한 역사_9장 박정희 신격화를 중단하라,16266788,L,1.878,scan-likely,Academic_Paper,large
5267,황현필의 진보를 위한 역사_5장 해방정국을 감추지 말라,12320415,L,1.617,scan-likely,Note,large
5090,일반기계기사_실전 모의고사,24976506,L,15.75,mixed,Academic_Paper,large
8857,"TKP-26-0132_신양철강_74,290원 - 복사본",450026,S,4.407,scan-likely,Specification,scan_likely
5116,표준기계설계(KS)_04_나사,21167224,L,2.759,scan-likely,Standard,scan_likely
5238,근로자 노출평가제도 내 위험성평가 방법론의 적용,393908,S,89.488,born-digital,study_note,study_note
5240,사업장 위험성평가에 관한 법제의 비교법적 고찰,437377,S,83.786,born-digital,study_note,study_note
3771,Industrial Safety and Health Management(7-ED)_16 Welding,1239353,M,62.251,born-digital,study_note,study_note
3762,Industrial Safety and Health Management(7-ED)_7 Buildings and Facilities,1123847,M,60.053,born-digital,study_note,study_note
3768,Industrial Safety and Health Management(7-ED)_13 Fire Protection,725779,S,62.01,born-digital,study_note,study_note
3764,Industrial Safety and Health Management(7-ED)_9 Health and Toxic Substances,1409470,M,66.395,born-digital,study_note,study_note
3766,Industrial Safety and Health Management(7-ED)_11 Flammable and Explosive Materials,1185190,M,54.637,born-digital,study_note,study_note
3756,Industrial Safety and Health Management(7-ED)_1 The Safety and Health Manager,550267,S,76.971,born-digital,study_note,study_note
3761,Industrial Safety and Health Management(7-ED)_6 Process safety and Disaster Preparedness,773058,S,65.656,born-digital,study_note,study_note
3767,Industrial Safety and Health Management(7-ED)_12 Personal Protection and First Aid,1553116,M,65.161,born-digital,study_note,study_note
5156,스마트팩토리 구축 제조기업 조직원이 지각한 상사의 변혁적리더십이 셀프리더,449251,S,94.531,born-digital,Academic_Paper,Academic_Paper
5257,Modifying Large Language Model Post-Training for Diverse Creative Writing,885908,S,106.149,born-digital,Academic_Paper,Academic_Paper
5142,표준기계설계(KS)_10_키 및 스플라인,17185683,L,2.06,scan-likely,Standard,tech_doc
4546,機械設計_7 不等速運動機構,1205358,M,16.38,mixed,Manual,tech_doc
5205,2_ASME VIII_Impact Test,364827,S,8.791,mixed,Standard,tech_doc
5112,표준기계설계(KS)_03_기하 공차의 도시방법,7742981,M,1.377,scan-likely,Standard,tech_doc
5085,일반기계기사_실전 모의고사 2회,2357404,M,12.318,mixed,Note,minor_doc
5201,A Endorsement Exam,705076,S,0.022,scan-likely,Memo,minor_doc
5086,일반기계기사_실전 모의고사 3회,1643798,M,17.111,mixed,Note,minor_doc
5199,2012_NB_A_March_homewrk_quiz,1937838,M,0.025,scan-likely,Memo,minor_doc
3780,"Safety and Health for Engineers_02_0 Legal, Aspects of Safety and Health",5089329,M,0.415,scan-likely,study_note,filler
5160,"스마트팩토리, 제조기업 분야에 새로운 경쟁우위 확보를 위한 견인차 역할을",1261747,M,29.268,mixed,Academic_Paper,filler
5174,#8. 검사 및 시험 계획_테크니컬 코리아 R.A_현대로템 통합,156781,S,22.043,mixed,Note,filler
3819,Safety and Health for Engineers_06_Alphabetical List of Organizations Cited in Text,9678536,M,13.504,mixed,study_note,filler
3784,Safety and Health for Engineers_02_7 Products Liability,6618025,M,10.892,mixed,study_note,filler
5056,기계진동 이론과 응용(제5판)_목차,835993,S,18.099,mixed,Reference,filler
3810,Safety and Health for Engineers_04_31 Human Behavior and Performance in safety and Health,8384987,M,10.362,mixed,study_note,filler
4547,機械設計_8 アクチュエータ,1242829,M,19.333,mixed,Reference,filler
5093,재료역학_부록,3178000,M,28.455,mixed,Academic_Paper,filler
5265,황현필의 진보를 위한 역사_3장 독립운동을 상처 내지 말라,10398784,M,2.302,scan-likely,Note,filler
5161,스마트팩토리를 위한 운영빅데이터 분석 플랫폼,920193,S,22.36,mixed,Academic_Paper,filler
5130,07_Mechanical Behavior of Materials_Yielding and Fracture under Combined Stresses,3953088,M,32.835,mixed,Academic_Paper,filler
1 doc_id title file_size file_size_band text_density text_density_band doc_type bucket_label
2 3817 Safety and Health for Engineers_05_37 Safety and Health Data, Analysis and Management Information 11313981 L 11.264 mixed study_note large
3 4059 공업역학 동역학(제13판)_Chapter 12 질점의 운동학 11140007 L 8.78 mixed Academic_Paper large
4 5264 황현필의 진보를 위한 역사_2장 식민지 수탈과 학살의 진실을 말하라 14154100 L 2.14 scan-likely Academic_Paper large
5 5271 황현필의 진보를 위한 역사_9장 박정희 신격화를 중단하라 16266788 L 1.878 scan-likely Academic_Paper large
6 5267 황현필의 진보를 위한 역사_5장 해방정국을 감추지 말라 12320415 L 1.617 scan-likely Note large
7 5090 일반기계기사_실전 모의고사 24976506 L 15.75 mixed Academic_Paper large
8 8857 TKP-26-0132_신양철강_74,290원 - 복사본 450026 S 4.407 scan-likely Specification scan_likely
9 5116 표준기계설계(KS)_04_나사 21167224 L 2.759 scan-likely Standard scan_likely
10 5238 근로자 노출평가제도 내 위험성평가 방법론의 적용 393908 S 89.488 born-digital study_note study_note
11 5240 사업장 위험성평가에 관한 법제의 비교법적 고찰 437377 S 83.786 born-digital study_note study_note
12 3771 Industrial Safety and Health Management(7-ED)_16 Welding 1239353 M 62.251 born-digital study_note study_note
13 3762 Industrial Safety and Health Management(7-ED)_7 Buildings and Facilities 1123847 M 60.053 born-digital study_note study_note
14 3768 Industrial Safety and Health Management(7-ED)_13 Fire Protection 725779 S 62.01 born-digital study_note study_note
15 3764 Industrial Safety and Health Management(7-ED)_9 Health and Toxic Substances 1409470 M 66.395 born-digital study_note study_note
16 3766 Industrial Safety and Health Management(7-ED)_11 Flammable and Explosive Materials 1185190 M 54.637 born-digital study_note study_note
17 3756 Industrial Safety and Health Management(7-ED)_1 The Safety and Health Manager 550267 S 76.971 born-digital study_note study_note
18 3761 Industrial Safety and Health Management(7-ED)_6 Process safety and Disaster Preparedness 773058 S 65.656 born-digital study_note study_note
19 3767 Industrial Safety and Health Management(7-ED)_12 Personal Protection and First Aid 1553116 M 65.161 born-digital study_note study_note
20 5156 스마트팩토리 구축 제조기업 조직원이 지각한 상사의 변혁적리더십이 셀프리더 449251 S 94.531 born-digital Academic_Paper Academic_Paper
21 5257 Modifying Large Language Model Post-Training for Diverse Creative Writing 885908 S 106.149 born-digital Academic_Paper Academic_Paper
22 5142 표준기계설계(KS)_10_키 및 스플라인 17185683 L 2.06 scan-likely Standard tech_doc
23 4546 機械設計_7 不等速運動機構 1205358 M 16.38 mixed Manual tech_doc
24 5205 2_ASME VIII_Impact Test 364827 S 8.791 mixed Standard tech_doc
25 5112 표준기계설계(KS)_03_기하 공차의 도시방법 7742981 M 1.377 scan-likely Standard tech_doc
26 5085 일반기계기사_실전 모의고사 2회 2357404 M 12.318 mixed Note minor_doc
27 5201 A Endorsement Exam 705076 S 0.022 scan-likely Memo minor_doc
28 5086 일반기계기사_실전 모의고사 3회 1643798 M 17.111 mixed Note minor_doc
29 5199 2012_NB_A_March_homewrk_quiz 1937838 M 0.025 scan-likely Memo minor_doc
30 3780 Safety and Health for Engineers_02_0 Legal, Aspects of Safety and Health 5089329 M 0.415 scan-likely study_note filler
31 5160 스마트팩토리, 제조기업 분야에 새로운 경쟁우위 확보를 위한 견인차 역할을 1261747 M 29.268 mixed Academic_Paper filler
32 5174 #8. 검사 및 시험 계획_테크니컬 코리아 R.A_현대로템 통합 156781 S 22.043 mixed Note filler
33 3819 Safety and Health for Engineers_06_Alphabetical List of Organizations Cited in Text 9678536 M 13.504 mixed study_note filler
34 3784 Safety and Health for Engineers_02_7 Products Liability 6618025 M 10.892 mixed study_note filler
35 5056 기계진동 이론과 응용(제5판)_목차 835993 S 18.099 mixed Reference filler
36 3810 Safety and Health for Engineers_04_31 Human Behavior and Performance in safety and Health 8384987 M 10.362 mixed study_note filler
37 4547 機械設計_8 アクチュエータ 1242829 M 19.333 mixed Reference filler
38 5093 재료역학_부록 3178000 M 28.455 mixed Academic_Paper filler
39 5265 황현필의 진보를 위한 역사_3장 독립운동을 상처 내지 말라 10398784 M 2.302 scan-likely Note filler
40 5161 스마트팩토리를 위한 운영빅데이터 분석 플랫폼 920193 S 22.36 mixed Academic_Paper filler
41 5130 07_Mechanical Behavior of Materials_Yielding and Fracture under Combined Stresses 3953088 M 32.835 mixed Academic_Paper filler
+238
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@@ -0,0 +1,238 @@
doc_id,title,file_path,file_size,file_size_band,text_len,text_density,text_density_band,doc_type,forecast_skip_reason,created_at
3755,Industrial Safety and Health Management(7-ED)_0 Contents,PKM/Inbox/Industrial Safety and Health Management(7-ED)_0 Contents.pdf,476785,S,20537,44.108,mixed,study_note,none,2026-04-03T04:34:24.389026+00:00
3756,Industrial Safety and Health Management(7-ED)_1 The Safety and Health Manager,PKM/Inbox/Industrial Safety and Health Management(7-ED)_1 The Safety and Health Manager.pdf,550267,S,41362,76.971,born-digital,study_note,none,2026-04-03T04:34:24.572086+00:00
3761,Industrial Safety and Health Management(7-ED)_6 Process safety and Disaster Preparedness,PKM/Inbox/Industrial Safety and Health Management(7-ED)_6 Process safety and Disaster Preparedness.pdf,773058,S,49566,65.656,born-digital,study_note,none,2026-04-03T04:49:04.845585+00:00
3762,Industrial Safety and Health Management(7-ED)_7 Buildings and Facilities,PKM/Inbox/Industrial Safety and Health Management(7-ED)_7 Buildings and Facilities.pdf,1123847,M,65909,60.053,born-digital,study_note,none,2026-04-03T04:49:05.295538+00:00
3764,Industrial Safety and Health Management(7-ED)_9 Health and Toxic Substances,PKM/Inbox/Industrial Safety and Health Management(7-ED)_9 Health and Toxic Substances.pdf,1409470,M,91388,66.395,born-digital,study_note,none,2026-04-03T04:49:06.411247+00:00
3766,Industrial Safety and Health Management(7-ED)_11 Flammable and Explosive Materials,PKM/Inbox/Industrial Safety and Health Management(7-ED)_11 Flammable and Explosive Materials.pdf,1185190,M,63237,54.637,born-digital,study_note,none,2026-04-03T04:49:07.380118+00:00
3767,Industrial Safety and Health Management(7-ED)_12 Personal Protection and First Aid,PKM/Inbox/Industrial Safety and Health Management(7-ED)_12 Personal Protection and First Aid.pdf,1553116,M,98831,65.161,born-digital,study_note,none,2026-04-03T04:49:07.939877+00:00
3768,Industrial Safety and Health Management(7-ED)_13 Fire Protection,PKM/Inbox/Industrial Safety and Health Management(7-ED)_13 Fire Protection.pdf,725779,S,43951,62.01,born-digital,study_note,none,2026-04-03T04:49:08.149678+00:00
3770,Industrial Safety and Health Management(7-ED)_15 Machine Guarding,PKM/Inbox/Industrial Safety and Health Management(7-ED)_15 Machine Guarding.pdf,3315859,M,142588,44.034,mixed,study_note,none,2026-04-03T04:49:10.013144+00:00
3771,Industrial Safety and Health Management(7-ED)_16 Welding,PKM/Inbox/Industrial Safety and Health Management(7-ED)_16 Welding.pdf,1239353,M,75343,62.251,born-digital,study_note,none,2026-04-03T04:49:10.470978+00:00
3772,Industrial Safety and Health Management(7-ED)_17 Electrical Hazards,PKM/Inbox/Industrial Safety and Health Management(7-ED)_17 Electrical Hazards.pdf,2039508,M,72357,36.329,mixed,study_note,none,2026-04-03T04:49:11.157819+00:00
3773,Industrial Safety and Health Management(7-ED)_18 Construction,PKM/Inbox/Industrial Safety and Health Management(7-ED)_18 Construction.pdf,1908991,M,102240,54.842,born-digital,study_note,none,2026-04-03T04:49:11.800261+00:00
3775,Safety and Health for Engineers_00,PKM/Inbox/Safety and Health for Engineers_00.pdf,1427288,M,13113,9.408,mixed,study_note,none,2026-04-03T05:06:56.386163+00:00
3776,Safety and Health for Engineers_01_0 Introduction,PKM/Inbox/Safety and Health for Engineers_01_0 Introduction.pdf,8934279,M,743,0.085,scan-likely,study_note,none,2026-04-03T05:07:00.165514+00:00
3777,Safety and Health for Engineers_01_1 The Importance of Safety and Health,PKM/Inbox/Safety and Health for Engineers_01_1 The Importance of Safety and Health.pdf,8934119,M,91642,10.504,mixed,study_note,none,2026-04-03T05:07:03.292702+00:00
3778,Safety and Health for Engineers_01_2 Safety and Health Professions,PKM/Inbox/Safety and Health for Engineers_01_2 Safety and Health Professions.pdf,5807403,M,59814,10.547,mixed,study_note,none,2026-04-03T05:07:07.898542+00:00
3779,Safety and Health for Engineers_01_3 Fundamental Concepts and Terms,PKM/Inbox/Safety and Health for Engineers_01_3 Fundamental Concepts and Terms.pdf,5989787,M,60618,10.363,mixed,study_note,none,2026-04-03T05:07:12.664716+00:00
3780,"Safety and Health for Engineers_02_0 Legal, Aspects of Safety and Health","PKM/Inbox/Safety and Health for Engineers_02_0 Legal, Aspects of Safety and Health.pdf",5089329,M,2065,0.415,scan-likely,study_note,none,2026-04-03T05:07:17.328796+00:00
3781,Safety and Health for Engineers_02_4 Legal Aspects of Safety and Health,PKM/Inbox/Safety and Health for Engineers_02_4 Legal Aspects of Safety and Health.pdf,5089299,M,50272,10.115,mixed,study_note,none,2026-04-03T05:07:21.571656+00:00
3783,Safety and Health for Engineers_02_6 Worker's Compensation,PKM/Inbox/Safety and Health for Engineers_02_6 Worker's Compensation.pdf,6079717,M,65499,11.032,mixed,study_note,none,2026-04-03T05:07:30.644769+00:00
3784,Safety and Health for Engineers_02_7 Products Liability,PKM/Inbox/Safety and Health for Engineers_02_7 Products Liability.pdf,6618025,M,70394,10.892,mixed,study_note,none,2026-04-03T05:07:35.452588+00:00
3785,Safety and Health for Engineers_02_8 Record Keeping and Reporting,PKM/Inbox/Safety and Health for Engineers_02_8 Record Keeping and Reporting.pdf,7100288,M,81011,11.683,mixed,study_note,none,2026-04-03T05:07:41.197634+00:00
3786,Safety and Health for Engineers_03_0 Hazards and Their control,PKM/Inbox/Safety and Health for Engineers_03_0 Hazards and Their control.pdf,8562283,M,2214,0.265,scan-likely,study_note,none,2026-04-03T05:07:47.779152+00:00
3787,Safety and Health for Engineers_03_9 General Principles of Hazard Control,PKM/Inbox/Safety and Health for Engineers_03_9 General Principles of Hazard Control.pdf,8562254,M,90283,10.797,mixed,study_note,none,2026-04-03T05:07:53.502349+00:00
3788,Safety and Health for Engineers_03_10 Mechanics and Structures,PKM/Inbox/Safety and Health for Engineers_03_10 Mechanics and Structures.pdf,9868378,M,104028,10.795,mixed,study_note,none,2026-04-03T05:07:59.923610+00:00
3789,Safety and Health for Engineers_03_11 Walking and Working Surfaces,PKM/Inbox/Safety and Health for Engineers_03_11 Walking and Working Surfaces.pdf,9542843,M,102275,10.975,mixed,study_note,none,2026-04-03T05:08:07.160154+00:00
3790,Safety and Health for Engineers_03_12 Electrical Safety,PKM/Inbox/Safety and Health for Engineers_03_12 Electrical Safety.pdf,7811797,M,82384,10.799,mixed,study_note,none,2026-04-03T05:08:12.616433+00:00
3791,Safety and Health for Engineers_03_13 Tools and Machines,PKM/Inbox/Safety and Health for Engineers_03_13 Tools and Machines.pdf,10631629,L,105491,10.161,mixed,study_note,none,2026-04-03T05:08:19.963028+00:00
3792,Safety and Health for Engineers_03_14 Transportation,PKM/Inbox/Safety and Health for Engineers_03_14 Transportation.pdf,9457716,M,103492,11.205,mixed,study_note,none,2026-04-03T05:08:27.286422+00:00
3793,Safety and Health for Engineers_03_15 Materials Handling,PKM/Inbox/Safety and Health for Engineers_03_15 Materials Handling.pdf,12096868,L,132105,11.183,mixed,study_note,none,2026-04-03T05:08:36.205673+00:00
3794,Safety and Health for Engineers_03_16 Fire Protection and Prevention,PKM/Inbox/Safety and Health for Engineers_03_16 Fire Protection and Prevention.pdf,27524814,L,165727,6.166,mixed,study_note,over_max_pages_estimated,2026-04-03T05:08:55.100356+00:00
3795,Safety and Health for Engineers_03_17 Explosions and Explosives,PKM/Inbox/Safety and Health for Engineers_03_17 Explosions and Explosives.pdf,4876363,M,53213,11.174,mixed,study_note,none,2026-04-03T05:08:59.606826+00:00
3796,Safety and Health for Engineers_03_18 Heat and Cold,PKM/Inbox/Safety and Health for Engineers_03_18 Heat and Cold.pdf,8215266,M,87758,10.939,mixed,study_note,none,2026-04-03T05:09:05.490524+00:00
3797,Safety and Health for Engineers_03_19 Pressure,PKM/Inbox/Safety and Health for Engineers_03_19 Pressure.pdf,5611782,M,59442,10.847,mixed,study_note,none,2026-04-03T05:09:10.679634+00:00
3798,Safety and Health for Engineers_03_20 Visual Environment,PKM/Inbox/Safety and Health for Engineers_03_20 Visual Environment.pdf,5414637,M,58281,11.022,mixed,study_note,none,2026-04-03T05:09:14.984786+00:00
3799,Safety and Health for Engineers_03_21 Nonionizing Radiation,PKM/Inbox/Safety and Health for Engineers_03_21 Nonionizing Radiation.pdf,5514954,M,58454,10.854,mixed,study_note,none,2026-04-03T05:09:18.999306+00:00
3800,Safety and Health for Engineers_03_22 Ionizing Radiation,PKM/Inbox/Safety and Health for Engineers_03_22 Ionizing Radiation.pdf,5035759,M,52456,10.667,mixed,study_note,none,2026-04-03T05:09:22.940102+00:00
3801,Safety and Health for Engineers_03_23 Noise and Vibration,PKM/Inbox/Safety and Health for Engineers_03_23 Noise and Vibration.pdf,8765522,M,87691,10.244,mixed,study_note,none,2026-04-03T05:09:29.219392+00:00
3802,Safety and Health for Engineers_03_24 Chemicals,PKM/Inbox/Safety and Health for Engineers_03_24 Chemicals.pdf,11162176,L,120941,11.095,mixed,study_note,none,2026-04-03T05:09:37.851928+00:00
3803,Safety and Health for Engineers_03_25 Ventilation,PKM/Inbox/Safety and Health for Engineers_03_25 Ventilation.pdf,6894217,M,69324,10.297,mixed,study_note,none,2026-04-03T05:09:44.185835+00:00
3804,Safety and Health for Engineers_03_26 Biohazards,PKM/Inbox/Safety and Health for Engineers_03_26 Biohazards.pdf,6554931,M,76458,11.944,mixed,study_note,none,2026-04-03T05:09:49.536301+00:00
3805,Safety and Health for Engineers_03_27 Hazardous Waste,PKM/Inbox/Safety and Health for Engineers_03_27 Hazardous Waste.pdf,6671999,M,68689,10.542,mixed,study_note,none,2026-04-03T05:09:54.300613+00:00
3806,Safety and Health for Engineers_03_28 Personal Protective Equipment,PKM/Inbox/Safety and Health for Engineers_03_28 Personal Protective Equipment.pdf,7122464,M,73829,10.614,mixed,study_note,none,2026-04-03T05:10:00.083359+00:00
3807,Safety and Health for Engineers_03_29 Emergencies and Security,PKM/Inbox/Safety and Health for Engineers_03_29 Emergencies and Security.pdf,7077502,M,73716,10.666,mixed,study_note,none,2026-04-03T05:10:05.256855+00:00
3808,"Safety and Health for Engineers_03_30 Facility Planning, Design, and Maintenance","PKM/Inbox/Safety and Health for Engineers_03_30 Facility Planning, Design, and Maintenance.pdf",4677058,M,50098,10.969,mixed,study_note,none,2026-04-03T05:10:09.854386+00:00
3809,Safety and Health for Engineers_04_0 The Human Element,PKM/Inbox/Safety and Health for Engineers_04_0 The Human Element.pdf,8384999,M,3429,0.419,scan-likely,study_note,none,2026-04-03T05:10:15.932112+00:00
3810,Safety and Health for Engineers_04_31 Human Behavior and Performance in safety and Health,PKM/Inbox/Safety and Health for Engineers_04_31 Human Behavior and Performance in safety and Health.pdf,8384987,M,84847,10.362,mixed,study_note,none,2026-04-03T05:10:22.591531+00:00
3811,"Safety and Health for Engineers_04_32 Procedures, Rules, and Training","PKM/Inbox/Safety and Health for Engineers_04_32 Procedures, Rules, and Training.pdf",7175749,M,78070,11.141,mixed,study_note,none,2026-04-03T05:10:27.685186+00:00
3813,Safety and Health for Engineers_05_0 Managing Safety and Health,PKM/Inbox/Safety and Health for Engineers_05_0 Managing Safety and Health.pdf,9454413,M,1899,0.206,scan-likely,study_note,none,2026-04-03T05:10:43.948700+00:00
3814,"Safety and Health for Engineers_05_34 Risk, Risk Assessment, and Risk Management","PKM/Inbox/Safety and Health for Engineers_05_34 Risk, Risk Assessment, and Risk Management.pdf",9454350,M,104290,11.296,mixed,study_note,none,2026-04-03T05:10:51.419167+00:00
3815,Safety and Health for Engineers_05_35 Safety and Health Management,PKM/Inbox/Safety and Health for Engineers_05_35 Safety and Health Management.pdf,8340393,M,91707,11.259,mixed,study_note,none,2026-04-03T05:10:57.600214+00:00
3816,Safety and Health for Engineers_05_36 System Safety,PKM/Inbox/Safety and Health for Engineers_05_36 System Safety.pdf,7165903,M,70595,10.088,mixed,study_note,none,2026-04-03T05:11:02.595452+00:00
3817,"Safety and Health for Engineers_05_37 Safety and Health Data, Analysis and Management Information","PKM/Inbox/Safety and Health for Engineers_05_37 Safety and Health Data, Analysis and Management Information.pdf",11313981,L,124455,11.264,mixed,study_note,none,2026-04-03T05:11:10.229570+00:00
3818,Safety and Health for Engineers_05_38 Safety and Health Plans and Programs,PKM/Inbox/Safety and Health for Engineers_05_38 Safety and Health Plans and Programs.pdf,5832841,M,62752,11.017,mixed,study_note,none,2026-04-03T05:11:14.894009+00:00
3819,Safety and Health for Engineers_06_Alphabetical List of Organizations Cited in Text,PKM/Inbox/Safety and Health for Engineers_06_Alphabetical List of Organizations Cited in Text.pdf,9678536,M,127636,13.504,mixed,study_note,none,2026-04-03T05:11:21.915005+00:00
4057,공업역학 동력학(제13판)_APPENDIX,PKM/Inbox/공업역학 동력학(제13판)_APPENDIX.pdf,8966645,M,152829,17.453,mixed,Note,none,2026-04-03T07:06:39.166342+00:00
4058,공업역학 동역학(제13판)_00 목차,PKM/Inbox/공업역학 동역학(제13판)_00 목차.pdf,2013932,M,20665,10.507,mixed,Reference,none,2026-04-03T07:06:41.434400+00:00
4059,공업역학 동역학(제13판)_Chapter 12 질점의 운동학,PKM/Inbox/공업역학 동역학(제13판)_Chapter 12 질점의 운동학.pdf,11140007,L,95518,8.78,mixed,Academic_Paper,none,2026-04-03T07:06:50.001782+00:00
4060,공업역학 동역학(제13판)_Chapter 13 질점의 운동역학_힘과 가속도,PKM/Inbox/공업역학 동역학(제13판)_Chapter 13 질점의 운동역학_힘과 가속도.pdf,7011688,M,56816,8.298,mixed,Manual,none,2026-04-03T07:06:56.438865+00:00
4062,공업역학 동역학(제13판)_Chapter 15 질점의 운동역학_역적과 운동량,PKM/Inbox/공업역학 동역학(제13판)_Chapter 15 질점의 운동역학_역적과 운동량.pdf,8153718,M,76160,9.565,mixed,Academic_Paper,none,2026-04-03T07:07:08.670475+00:00
4063,공업역학 동역학(제13판)_Chapter 16 강체 평면 운동학,PKM/Inbox/공업역학 동역학(제13판)_Chapter 16 강체 평면 운동학.pdf,10138853,M,70522,7.123,mixed,Academic_Paper,none,2026-04-03T07:07:17.049458+00:00
4064,공업역학 동역학(제13판)_Chapter 17 강체의 평면 운동역학_힘과 가속도,PKM/Inbox/공업역학 동역학(제13판)_Chapter 17 강체의 평면 운동역학_힘과 가속도.pdf,7411889,M,52850,7.302,mixed,Academic_Paper,none,2026-04-03T07:07:23.207207+00:00
4065,공업역학 동역학(제13판)_Chapter 18 강체의 평면 운동학,PKM/Inbox/공업역학 동역학(제13판)_Chapter 18 강체의 평면 운동학.pdf,5122916,M,32029,6.402,mixed,Academic_Paper,none,2026-04-03T07:07:27.893070+00:00
4066,공업역학 동역학(제13판)_Chapter 19 강체의 평면 운동역학_역적과 운동량,PKM/Inbox/공업역학 동역학(제13판)_Chapter 19 강체의 평면 운동역학_역적과 운동량.pdf,4240748,M,33459,8.079,mixed,Academic_Paper,none,2026-04-03T07:07:31.640948+00:00
4067,공업역학 동역학(제13판)_Chapter 20 3차원 강체 운동학,PKM/Inbox/공업역학 동역학(제13판)_Chapter 20 3차원 강체 운동학.pdf,3837746,M,28698,7.657,mixed,Academic_Paper,none,2026-04-03T07:07:35.050541+00:00
4069,공업역학 동역학(제13판)_Chapter 22 진동,PKM/Inbox/공업역학 동역학(제13판)_Chapter 22 진동.pdf,3478353,M,31656,9.319,mixed,Academic_Paper,none,2026-04-03T07:07:42.935401+00:00
4070,공업역학 동역학(제13판)_Review 1 질점의 운동학과 운동역학,PKM/Inbox/공업역학 동역학(제13판)_Review 1 질점의 운동학과 운동역학.pdf,1808025,M,12218,6.92,mixed,Note,none,2026-04-03T07:07:45.006654+00:00
4071,공업역학 동역학(제13판)_Review 2 강체의 평면 운동학 및,PKM/Inbox/공업역학 동역학(제13판)_Review 2 강체의 평면 운동학 및.pdf,2070528,M,11892,5.881,mixed,Note,none,2026-04-03T07:07:47.379011+00:00
4540,機械設計_1 機械設計の基礎,PKM/Inbox/機械設計_1 機械設計の基礎.pdf,1675175,M,27631,16.89,mixed,Reference,none,2026-04-07T02:59:21.853900+00:00
4541,機械設計_2 機械材料と強度および安全率,PKM/Inbox/機械設計_2 機械材料と強度および安全率.pdf,1461925,M,29295,20.52,mixed,Reference,none,2026-04-07T02:59:22.999108+00:00
4542,機械設計_3 締結•接合要素,PKM/Inbox/機械設計_3 締結•接合要素.pdf,2343158,M,50016,21.858,mixed,Standard,none,2026-04-07T02:59:26.325850+00:00
4543,機械設計_4 軸系要素,PKM/Inbox/機械設計_4 軸系要素.pdf,2218086,M,40769,18.821,mixed,Reference,none,2026-04-07T02:59:27.312924+00:00
4544,機械設計_5 軸受•案内要素,PKM/Inbox/機械設計_5 軸受•案内要素.pdf,3293674,M,70593,21.947,mixed,Manual,none,2026-04-07T02:59:28.849332+00:00
4545,機械設計_6 動力伝達要素,PKM/Inbox/機械設計_6 動力伝達要素.pdf,3168370,M,62220,20.109,mixed,Manual,none,2026-04-07T02:59:30.485110+00:00
4546,機械設計_7 不等速運動機構,PKM/Inbox/機械設計_7 不等速運動機構.pdf,1205358,M,19281,16.38,mixed,Manual,none,2026-04-07T02:59:32.619449+00:00
4547,機械設計_8 アクチュエータ,PKM/Inbox/機械設計_8 アクチュエータ.pdf,1242829,M,23464,19.333,mixed,Reference,none,2026-04-07T02:59:33.985785+00:00
4548,機械設計_9 機械システムの設計,PKM/Inbox/機械設計_9 機械システムの設計.pdf,1441721,M,30786,21.866,mixed,Manual,none,2026-04-07T02:59:35.258788+00:00
4549,機械設計_10 練習問題解答,PKM/Inbox/機械設計_10 練習問題解答.pdf,1699097,M,22927,13.817,mixed,Manual,none,2026-04-07T02:59:36.108172+00:00
5056,기계진동 이론과 응용(제5판)_목차,PKM/Inbox/기계진동 이론과 응용(제5판)_목차.pdf,835993,S,14776,18.099,mixed,Reference,none,2026-04-08T23:15:27.766489+00:00
5057,기계진동 이론과 응용(제5판)_Appendix,PKM/Inbox/기계진동 이론과 응용(제5판)_Appendix.pdf,4017320,M,57998,14.783,mixed,Reference,none,2026-04-08T23:15:29.285679+00:00
5058,기계진동 이론과 응용(제5판)_Chapter 1 진동운동,PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 1 진동운동.pdf,1518132,M,10701,7.218,mixed,Note,none,2026-04-08T23:15:30.317920+00:00
5059,기계진동 이론과 응용(제5판)_Chapter 2 자유진동,PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 2 자유진동.pdf,2217720,M,23768,10.975,mixed,Academic_Paper,none,2026-04-08T23:15:31.704320+00:00
5060,기계진동 이론과 응용(제5판)_Chapter 3 조화 가진진동,PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 3 조화 가진진동.pdf,2992028,M,33140,11.342,mixed,Academic_Paper,none,2026-04-08T23:15:32.983116+00:00
5061,기계진동 이론과 응용(제5판)_Chapter 4 과도 진동,PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 4 과도 진동.pdf,2509875,M,30004,12.241,mixed,Academic_Paper,none,2026-04-08T23:15:34.301838+00:00
5062,기계진동 이론과 응용(제5판)_Chapter 5 2자유도계와 다자유도계,PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 5 2자유도계와 다자유도계.pdf,2775517,M,26202,9.667,mixed,Academic_Paper,none,2026-04-08T23:15:35.605446+00:00
5063,기계진동 이론과 응용(제5판)_Chapter 6 진동계의 특성,PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 6 진동계의 특성.pdf,2476898,M,27466,11.355,mixed,Reference,none,2026-04-08T23:15:36.927471+00:00
5064,기계진동 이론과 응용(제5판)_Chapter 7 라그랑즈 방정식,PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 7 라그랑즈 방정식.pdf,2662848,M,20434,7.858,mixed,Academic_Paper,none,2026-04-08T23:15:38.281162+00:00
5066,기계진동 이론과 응용(제5판)_Chapter 8 수치해석법,PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 8 수치해석법.pdf,1881462,M,31273,17.021,mixed,Academic_Paper,none,2026-04-08T23:15:39.385956+00:00
5067,流体力学_01 完全流体の力学_0 Intro,PKM/Inbox/流体力学_01 完全流体の力学_0 Intro.pdf,319348,S,1049,3.364,scan-likely,Reference,none,2026-04-08T23:15:39.779551+00:00
5068,기계진동 이론과 응용(제5판)_Chapter 9 연속계의 진동,PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 9 연속계의 진동.pdf,1904149,M,22813,12.268,mixed,Academic_Paper,none,2026-04-08T23:15:40.244821+00:00
5069,流体力学_01 完全流体の力学_1 基礎方程式と基礎原理,PKM/Inbox/流体力学_01 完全流体の力学_1 基礎方程式と基礎原理.pdf,1590589,M,32132,20.686,mixed,Academic_Paper,none,2026-04-08T23:15:40.795292+00:00
5070,기계진동 이론과 응용(제5판)_Chapter 10 유한 요소법 입문,PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 10 유한 요소법 입문.pdf,2918260,M,37484,13.153,mixed,Academic_Paper,none,2026-04-08T23:15:41.347817+00:00
5071,流体力学_01 完全流体の力学_2 ベルヌーイの定理および運動量保存則とその応用,PKM/Inbox/流体力学_01 完全流体の力学_2 ベルヌーイの定理および運動量保存則とその応用.pdf,1327546,M,26457,20.408,mixed,Academic_Paper,none,2026-04-08T23:15:41.793483+00:00
5072,기계진동 이론과 응용(제5판)_Chapter 11 연속계의 모드-합성 방법,PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 11 연속계의 모드-합성 방법.pdf,1719318,M,18079,10.768,mixed,Academic_Paper,none,2026-04-08T23:15:42.200052+00:00
5073,流体力学_01 完全流体の力学_3 流関数と速度ポテンシャル,PKM/Inbox/流体力学_01 完全流体の力学_3 流関数と速度ポテンシャル.pdf,1053322,M,17580,17.091,mixed,Academic_Paper,none,2026-04-08T23:15:42.776633+00:00
5074,기계진동 이론과 응용(제5판)_Chapter 12 고전적인 해석방법,PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 12 고전적인 해석방법.pdf,3361219,M,37053,11.288,mixed,Academic_Paper,none,2026-04-08T23:15:43.492238+00:00
5075,流体力学_01 完全流体の力学_4 二次元ポテンシャル流れ,PKM/Inbox/流体力学_01 完全流体の力学_4 二次元ポテンシャル流れ.pdf,2564583,M,50432,20.137,mixed,Academic_Paper,none,2026-04-08T23:15:44.050776+00:00
5076,기계진동 이론과 응용(제5판)_Chapter 13 불규칙 진동,PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 13 불규칙 진동.pdf,2470352,M,34766,14.411,mixed,Reference,none,2026-04-08T23:15:44.575733+00:00
5077,流体力学_01 完全流体の力学_5 渦(うず),PKM/Inbox/流体力学_01 完全流体の力学_5 渦(うず).pdf,1394271,M,23084,16.954,mixed,Academic_Paper,none,2026-04-08T23:15:45.026236+00:00
5078,기계진동 이론과 응용(제5판)_Chapter 14 비선형진동,PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 14 비선형진동.pdf,2265927,M,23347,10.551,mixed,Academic_Paper,none,2026-04-08T23:15:45.599500+00:00
5079,流体力学_01 完全流体の力学_6 波,PKM/Inbox/流体力学_01 完全流体の力学_6 波.pdf,1467570,M,25309,17.659,mixed,Academic_Paper,none,2026-04-08T23:15:46.156458+00:00
5080,流体力学_02 粘性流体の力学_0 Intro,PKM/Inbox/流体力学_02 粘性流体の力学_0 Intro.pdf,226546,S,3008,13.596,mixed,Reference,none,2026-04-08T23:15:46.584826+00:00
5081,流体力学_02 粘性流体の力学_7 粘性流体の基礎方程式,PKM/Inbox/流体力学_02 粘性流体の力学_7 粘性流体の基礎方程式.pdf,890677,S,14019,16.117,mixed,Academic_Paper,none,2026-04-08T23:15:47.550174+00:00
5082,流体力学_02 粘性流体の力学_8 ナビエーストークス方程式の厳密解,PKM/Inbox/流体力学_02 粘性流体の力学_8 ナビエーストークス方程式の厳密解.pdf,1019341,S,19638,19.728,mixed,Academic_Paper,none,2026-04-08T23:15:48.643897+00:00
5083,00_일반기계기사_목차,PKM/Inbox/00_일반기계기사_목차.pdf,8471940,M,70301,8.497,mixed,Manual,none,2026-04-08T23:15:50.578723+00:00
5084,일반기계기사_실전 모의고사 1회,PKM/Inbox/일반기계기사_실전 모의고사 1회.pdf,1809053,M,28814,16.31,mixed,Reference,none,2026-04-08T23:15:55.821375+00:00
5085,일반기계기사_실전 모의고사 2회,PKM/Inbox/일반기계기사_실전 모의고사 2회.pdf,2357404,M,28359,12.318,mixed,Note,none,2026-04-08T23:15:57.064358+00:00
5086,일반기계기사_실전 모의고사 3회,PKM/Inbox/일반기계기사_실전 모의고사 3회.pdf,1643798,M,27468,17.111,mixed,Note,none,2026-04-08T23:15:58.106360+00:00
5087,일반기계기사_실전 모의고사 4회,PKM/Inbox/일반기계기사_실전 모의고사 4회.pdf,1732142,M,28874,17.07,mixed,Reference,none,2026-04-08T23:15:59.221928+00:00
5088,일반기계기사_실전 모의고사 5회,PKM/Inbox/일반기계기사_실전 모의고사 5회.pdf,1793083,M,29438,16.812,mixed,Reference,none,2026-04-08T23:16:00.341841+00:00
5089,재료과학_00_서문,PKM/Inbox/재료과학_00_서문.pdf,1529124,M,28276,18.935,mixed,Reference,none,2026-04-08T23:16:03.847623+00:00
5090,일반기계기사_실전 모의고사,PKM/Inbox/일반기계기사_실전 모의고사.pdf,24976506,L,384157,15.75,mixed,Academic_Paper,none,2026-04-08T23:16:05.341794+00:00
5091,재료과학_01_재료과학 소개,PKM/Inbox/재료과학_01_재료과학 소개.pdf,3005951,M,26499,9.027,mixed,Academic_Paper,none,2026-04-08T23:16:06.184639+00:00
5092,재료과학_02_원자의 구조와 원자간 결합,PKM/Inbox/재료과학_02_원자의 구조와 원자간 결합.pdf,4064573,M,47817,12.047,mixed,Academic_Paper,none,2026-04-08T23:16:08.028960+00:00
5093,재료역학_부록,PKM/Inbox/재료역학_부록.pdf,3178000,M,88312,28.455,mixed,Academic_Paper,none,2026-04-08T23:16:09.428509+00:00
5095,정역학_01_정역학 서론,PKM/Inbox/정역학_01_정역학 서론.pdf,1935591,M,32230,17.051,mixed,Reference,none,2026-04-08T23:16:15.217698+00:00
5096,정역학_02_힘계의 기본 연산,PKM/Inbox/정역학_02_힘계의 기본 연산.pdf,3493287,M,39573,11.6,mixed,Academic_Paper,none,2026-04-08T23:16:16.562088+00:00
5097,정역학_03_힘계의 합성,PKM/Inbox/정역학_03_힘계의 합성.pdf,2571786,M,28667,11.414,mixed,Academic_Paper,none,2026-04-08T23:16:17.833253+00:00
5098,정역학_04_공명 평형 해석,PKM/Inbox/정역학_04_공명 평형 해석.pdf,5655029,M,71376,12.925,mixed,Academic_Paper,none,2026-04-08T23:16:19.571857+00:00
5099,정역학_05_3차원 평형,PKM/Inbox/정역학_05_3차원 평형.pdf,2614037,M,32234,12.627,mixed,Academic_Paper,none,2026-04-08T23:16:20.693129+00:00
5100,정역학_06_보와 케이블,PKM/Inbox/정역학_06_보와 케이블.pdf,3066734,M,42430,14.168,mixed,Academic_Paper,none,2026-04-08T23:16:21.984222+00:00
5101,정역학_07_건마찰,PKM/Inbox/정역학_07_건마찰.pdf,3232307,M,44035,13.95,mixed,Reference,none,2026-04-08T23:16:23.491935+00:00
5102,정역학_08_도심과 분포 하중,PKM/Inbox/정역학_08_도심과 분포 하중.pdf,4144284,M,42923,10.606,mixed,Academic_Paper,none,2026-04-08T23:16:24.746403+00:00
5103,표준기계설계(KS)_01_치수공차와 끼워맞춤,PKM/Inbox/표준기계설계(KS)_01_치수공차와 끼워맞춤.pdf,20210623,L,44633,2.261,scan-likely,Standard,none,2026-04-08T23:16:26.944309+00:00
5104,정역학_09_면적 관성 모멘트와 과성 곱,PKM/Inbox/정역학_09_면적 관성 모멘트와 과성 곱.pdf,2632774,M,32837,12.772,mixed,Reference,none,2026-04-08T23:16:26.964918+00:00
5105,정역학_10_가상 일과 퍼텐셜 에너지,PKM/Inbox/정역학_10_가상 일과 퍼텐셜 에너지.pdf,2594344,M,28313,11.175,mixed,Academic_Paper,none,2026-04-08T23:16:28.289238+00:00
5106,정역학_부록,PKM/Inbox/정역학_부록.pdf,1962700,M,39631,20.677,mixed,Academic_Paper,none,2026-04-08T23:16:29.586996+00:00
5107,JlSにもとづく機械設計製囲便覧_第13版_0 Intro,PKM/Inbox/JlSにもとづく機械設計製囲便覧_第13版_0 Intro.pdf,1198849,M,43577,37.221,mixed,Reference,none,2026-04-08T23:16:30.246865+00:00
5108,정영학_00_목차,PKM/Inbox/정영학_00_목차.pdf,850729,S,13589,16.357,mixed,Reference,none,2026-04-08T23:16:30.707965+00:00
5109,표준기계설계(KS)_02_일반공차 및 보통공차,PKM/Inbox/표준기계설계(KS)_02_일반공차 및 보통공차.pdf,9486493,M,20303,2.192,scan-likely,Standard,none,2026-04-08T23:16:30.963027+00:00
5110,JlSにもとづく機械設計製囲便覧_第13版_1章 諸単位,PKM/Inbox/JlSにもとづく機械設計製囲便覧_第13版_1章 諸単位.pdf,727694,S,22655,31.88,mixed,Standard,none,2026-04-08T23:16:31.668820+00:00
5112,표준기계설계(KS)_03_기하 공차의 도시방법,PKM/Inbox/표준기계설계(KS)_03_기하 공차의 도시방법.pdf,7742981,M,10413,1.377,scan-likely,Standard,none,2026-04-08T23:16:32.995488+00:00
5113,JlSにもとづく機械設計製囲便覧_第13版_3章 カ学,PKM/Inbox/JlSにもとづく機械設計製囲便覧_第13版_3章 カ学.pdf,833772,S,16544,20.319,mixed,Reference,none,2026-04-08T23:16:33.005005+00:00
5114,JlSにもとづく機械設計製囲便覧_第13版_4章 材料カ学,PKM/Inbox/JlSにもとづく機械設計製囲便覧_第13版_4章 材料カ学.pdf,1172147,M,20208,17.654,mixed,Reference,none,2026-04-08T23:16:34.146033+00:00
5116,표준기계설계(KS)_04_나사,PKM/Inbox/표준기계설계(KS)_04_나사.pdf,21167224,L,57023,2.759,scan-likely,Standard,none,2026-04-08T23:16:37.766254+00:00
5117,01_Mechanical Behavior of Materials_Introduction,PKM/Inbox/01_Mechanical Behavior of Materials_Introduction.pdf,2893265,M,52850,18.705,mixed,Reference,none,2026-04-08T23:16:38.832286+00:00
5118,"02_Mechanical Behavior of Materials_Structure, Defects, and Deformation in Materials","PKM/Inbox/02_Mechanical Behavior of Materials_Structure, Defects, and Deformation in Materials.pdf",4378386,M,56091,13.118,mixed,Note,none,2026-04-08T23:16:40.575592+00:00
5119,"표준기계설계(KS)_05_볼트, 자리따기","PKM/Inbox/표준기계설계(KS)_05_볼트, 자리따기.pdf",14523342,L,31237,2.202,scan-likely,Standard,none,2026-04-08T23:16:42.196325+00:00
5120,03_Mechanical Behavior of Materials_Mechanical Testing-Tension Test and Stress-Strain Mechanisms,PKM/Inbox/03_Mechanical Behavior of Materials_Mechanical Testing-Tension Test and Stress-Strain Mechanisms.pdf,3783032,M,138532,37.498,mixed,Reference,none,2026-04-08T23:16:42.870499+00:00
5121,표준기계설계(KS)_06_너트,PKM/Inbox/표준기계설계(KS)_06_너트.pdf,4933016,M,13303,2.761,scan-likely,Standard,none,2026-04-08T23:16:44.448549+00:00
5122,04_Mechanical Behavior of Materials_Mechanical Testing- Additional Basic Tests,PKM/Inbox/04_Mechanical Behavior of Materials_Mechanical Testing- Additional Basic Tests.pdf,2947668,M,62179,21.601,mixed,Reference,none,2026-04-08T23:16:44.738221+00:00
5123,표준기계설계(KS)_07_와셔,PKM/Inbox/표준기계설계(KS)_07_와셔.pdf,7058048,M,15925,2.31,scan-likely,Standard,none,2026-04-08T23:16:47.338036+00:00
5124,THERMODYNAMICS_An Engineering Approach 9-E_APPENDIX,PKM/Inbox/THERMODYNAMICS_An Engineering Approach 9-E_APPENDIX.pdf,7740918,M,159241,21.065,mixed,Reference,none,2026-04-08T23:16:48.026166+00:00
5125,05_Mechanical Behavior of Materials_Stress-Strain Relationships and Behavior,PKM/Inbox/05_Mechanical Behavior of Materials_Stress-Strain Relationships and Behavior.pdf,2884730,M,99098,35.177,mixed,Academic_Paper,none,2026-04-08T23:16:49.247029+00:00
5126,THERMODYNAMICS_An Engineering Approach 9-E_CHAPTER 01,PKM/Inbox/THERMODYNAMICS_An Engineering Approach 9-E_CHAPTER 01.pdf,5212258,M,166000,32.612,mixed,Academic_Paper,none,2026-04-08T23:16:50.848415+00:00
5128,06_Mechanical Behavior of Materials_Review of Complex and Principal States of Stress and Strain,PKM/Inbox/06_Mechanical Behavior of Materials_Review of Complex and Principal States of Stress and Strain.pdf,3173000,M,81191,26.202,mixed,Reference,none,2026-04-08T23:16:51.964505+00:00
5129,THERMODYNAMICS_An Engineering Approach 9-E_CHAPTER 02,PKM/Inbox/THERMODYNAMICS_An Engineering Approach 9-E_CHAPTER 02.pdf,4778125,M,213287,45.71,mixed,Reference,none,2026-04-08T23:16:53.289800+00:00
5130,07_Mechanical Behavior of Materials_Yielding and Fracture under Combined Stresses,PKM/Inbox/07_Mechanical Behavior of Materials_Yielding and Fracture under Combined Stresses.pdf,3953088,M,126759,32.835,mixed,Academic_Paper,none,2026-04-08T23:16:53.797654+00:00
5131,압력용기 핸드북_강 구조의 설계,PKM/Inbox/압력용기 핸드북_강 구조의 설계.pdf,1363261,M,14266,10.716,mixed,Reference,none,2026-04-08T23:16:54.838637+00:00
5134,THERMODYNAMICS_An Engineering Approach 9-E_CHAPTER 04,PKM/Inbox/THERMODYNAMICS_An Engineering Approach 9-E_CHAPTER 04.pdf,5932814,M,159158,27.471,mixed,Reference,none,2026-04-08T23:16:58.605198+00:00
5136,Pressure Vessel Design Manual_00,PKM/Inbox/Pressure Vessel Design Manual_00.pdf,372049,S,19436,53.494,born-digital,Manual,none,2026-04-08T23:17:00.194347+00:00
5138,표준기계설계(KS)_09_축 관계,PKM/Inbox/표준기계설계(KS)_09_축 관계.pdf,26465006,L,52684,2.038,scan-likely,Standard,over_max_pages_estimated,2026-04-08T23:17:02.195454+00:00
5139,압력용기 핸드북_압력용기 설계와 제작,PKM/Inbox/압력용기 핸드북_압력용기 설계와 제작.pdf,14093886,L,254595,18.498,mixed,Manual,none,2026-04-08T23:17:05.346798+00:00
5140,Pressure Vessel Design Manual_02 General Design,PKM/Inbox/Pressure Vessel Design Manual_02 General Design.pdf,8285419,M,223799,27.659,mixed,Manual,none,2026-04-08T23:17:07.080394+00:00
5142,표준기계설계(KS)_10_키 및 스플라인,PKM/Inbox/표준기계설계(KS)_10_키 및 스플라인.pdf,17185683,L,34581,2.06,scan-likely,Standard,none,2026-04-08T23:17:08.309320+00:00
5143,Structural Analysiss and Design of Process Equipment_01_History and Organization of Codes,PKM/Inbox/Structural Analysiss and Design of Process Equipment_01_History and Organization of Codes.pdf,914921,S,16537,18.509,mixed,Reference,none,2026-04-08T23:17:08.926568+00:00
5144,Pressure Vessel Design Manual_03 Flange Design,PKM/Inbox/Pressure Vessel Design Manual_03 Flange Design.pdf,3768131,M,112421,30.551,mixed,Manual,none,2026-04-08T23:17:09.602217+00:00
5145,"Structural Analysiss and Design of Process Equipment_02_Selection of Vessel, Specifications, Reports and Allowable Stresses","PKM/Inbox/Structural Analysiss and Design of Process Equipment_02_Selection of Vessel, Specifications, Reports and Allowable Stresses.pdf",691082,S,33272,49.3,mixed,Reference,none,2026-04-08T23:17:09.766146+00:00
5146,표준기계설계(KS)_11_멈춤링,PKM/Inbox/표준기계설계(KS)_11_멈춤링.pdf,5851521,M,15566,2.724,scan-likely,Standard,none,2026-04-08T23:17:10.529895+00:00
5147,"Structural Analysiss and Design of Process Equipment_03_Strength Theories, Design Criteria and Design Equations","PKM/Inbox/Structural Analysiss and Design of Process Equipment_03_Strength Theories, Design Criteria and Design Equations.pdf",695405,S,20757,30.565,mixed,Reference,none,2026-04-08T23:17:10.657722+00:00
5148,Structural Analysiss and Design of Process Equipment_04_Materials of Construction,PKM/Inbox/Structural Analysiss and Design of Process Equipment_04_Materials of Construction.pdf,3306699,M,70627,21.871,mixed,Reference,none,2026-04-08T23:17:12.650803+00:00
5149,Pressure Vessel Design Manual_04 Design of Vessel Supports,PKM/Inbox/Pressure Vessel Design Manual_04 Design of Vessel Supports.pdf,8693390,M,234154,27.581,mixed,Manual,none,2026-04-08T23:17:13.743831+00:00
5150,표준기계설계(KS)_12_벨트와 풀리,PKM/Inbox/표준기계설계(KS)_12_벨트와 풀리.pdf,18363580,L,38654,2.155,scan-likely,Standard,none,2026-04-08T23:17:17.375038+00:00
5152,THE PIPE FITTERS BLUE BOOK,PKM/Inbox/THE PIPE FITTERS BLUE BOOK.pdf,42381135,L,238868,5.771,mixed,Manual,over_max_pages_estimated,2026-04-08T23:17:52.867389+00:00
5153,로지스틱스 연구 조립제조산에서의 자재분류 요인분석 관한 사례연구,PKM/Inbox/로지스틱스 연구 조립제조산에서의 자재분류 요인분석 관한 사례연구.pdf,1137506,M,31149,28.041,mixed,Academic_Paper,none,2026-04-08T23:17:59.109278+00:00
5156,스마트팩토리 구축 제조기업 조직원이 지각한 상사의 변혁적리더십이 셀프리더,PKM/Inbox/스마트팩토리 구축 제조기업 조직원이 지각한 상사의 변혁적리더십이 셀프리더.pdf,449251,S,41473,94.531,born-digital,Academic_Paper,none,2026-04-08T23:18:08.381775+00:00
5157,스마트팩토리 운영전략이 경영성과와 지속사용의도 간의 구조적 관계분석,PKM/Inbox/스마트팩토리 운영전략이 경영성과와 지속사용의도 간의 구조적 관계분석.pdf,866978,S,35476,41.901,mixed,Academic_Paper,none,2026-04-08T23:18:09.256468+00:00
5158,스마트팩토리 제조경쟁력 확보가 한국의 해외진출 제조기업 리쇼어링에 미치는,PKM/Inbox/스마트팩토리 제조경쟁력 확보가 한국의 해외진출 제조기업 리쇼어링에 미치는.pdf,1015118,S,37670,38.0,mixed,Academic_Paper,none,2026-04-08T23:18:10.193550+00:00
5159,"스마트팩토리, 인공지능으로 날개를 달다","PKM/Inbox/스마트팩토리, 인공지능으로 날개를 달다.pdf",604946,S,9037,15.297,mixed,Report,none,2026-04-08T23:18:11.105141+00:00
5160,"스마트팩토리, 제조기업 분야에 새로운 경쟁우위 확보를 위한 견인차 역할을","PKM/Inbox/스마트팩토리, 제조기업 분야에 새로운 경쟁우위 확보를 위한 견인차 역할을.pdf",1261747,M,36063,29.268,mixed,Academic_Paper,none,2026-04-08T23:18:12.225466+00:00
5161,스마트팩토리를 위한 운영빅데이터 분석 플랫폼,PKM/Inbox/스마트팩토리를 위한 운영빅데이터 분석 플랫폼.pdf,920193,S,20093,22.36,mixed,Academic_Paper,none,2026-04-08T23:18:13.263588+00:00
5162,철강 산업 기업의 스마트팩토리 도입 운영형태가 품질 안정화에 미치는 관계,PKM/Inbox/철강 산업 기업의 스마트팩토리 도입 운영형태가 품질 안정화에 미치는 관계.pdf,1139690,M,31606,28.398,mixed,Academic_Paper,none,2026-04-08T23:18:14.315451+00:00
5165,금융 관련 공공기관의 ESG경영 현황,PKM/Inbox/금융 관련 공공기관의 ESG경영 현황.pdf,555648,S,33344,61.449,born-digital,Report,none,2026-04-08T23:18:37.418558+00:00
5166,기업시민 포스코 ESG경영 사례,PKM/Inbox/기업시민 포스코 ESG경영 사례.pdf,662512,S,5868,9.07,mixed,Report,none,2026-04-08T23:18:38.237680+00:00
5169,수소인프라 이슈 및 과제,PKM/Inbox/수소인프라 이슈 및 과제.pdf,1495185,M,26104,17.878,mixed,Academic_Paper,none,2026-04-08T23:19:16.572890+00:00
5170,전주 완주 수소시범도시 주민수용성 분석,PKM/Inbox/전주 완주 수소시범도시 주민수용성 분석.pdf,976519,S,22013,23.083,mixed,study_note,none,2026-04-08T23:19:17.548849+00:00
5172,탄소중립은 지속가능한 경제성장과 양립하는가,PKM/Inbox/탄소중립은 지속가능한 경제성장과 양립하는가.pdf,664629,S,24049,37.053,mixed,Academic_Paper,none,2026-04-08T23:19:19.371453+00:00
5173,HyRAM 3.0을 이용한 수소충전소 정량적 위험성평가 분석에 관한 연구,PKM/Inbox/HyRAM 3.0을 이용한 수소충전소 정량적 위험성평가 분석에 관한 연구.pdf,1279610,M,26966,21.579,mixed,study_note,none,2026-04-08T23:19:20.401783+00:00
5174,#8. 검사 및 시험 계획_테크니컬 코리아 R.A_현대로템 통합,PKM/Inbox/#8. 검사 및 시험 계획_테크니컬 코리아 R.A_현대로템 통합.pdf,156781,S,3375,22.043,mixed,Note,none,2026-04-08T23:19:22.531563+00:00
5176,수소취성(최병학),PKM/Inbox/수소취성(최병학).pdf,7110851,M,11069,1.594,scan-likely,study_note,none,2026-04-08T23:19:30.535784+00:00
5181,PTC46,PKM/Inbox/PTC46.PDF,8154549,M,0,0.0,scan-likely,,none,2026-04-08T23:19:47.730804+00:00
5182,VIII-1_01,PKM/Inbox/VIII-1_01.pdf,1934884,M,85906,45.464,mixed,Standard,none,2026-04-08T23:19:48.887787+00:00
5186,VIII-1_05-UG,PKM/Inbox/VIII-1_05-UG.pdf,6098647,M,531589,89.257,born-digital,Standard,none,2026-04-08T23:19:52.267197+00:00
5187,VIII-1_06-UW,PKM/Inbox/VIII-1_06-UW.pdf,1520880,M,174445,117.453,born-digital,Standard,none,2026-04-08T23:19:53.320860+00:00
5190,VIII-1_09-UCS,PKM/Inbox/VIII-1_09-UCS.pdf,737749,S,108861,151.1,born-digital,Standard,none,2026-04-08T23:19:55.892937+00:00
5191,VIII-1_10-UNF,PKM/Inbox/VIII-1_10-UNF.pdf,359963,S,47261,134.445,born-digital,Standard,none,2026-04-08T23:19:56.741277+00:00
5192,VIII-1_11-UHA,PKM/Inbox/VIII-1_11-UHA.pdf,379489,S,60782,164.012,born-digital,Standard,none,2026-04-08T23:19:57.550987+00:00
5199,2012_NB_A_March_homewrk_quiz,PKM/Inbox/2012_NB_A_March_homewrk_quiz.pdf,1937838,M,47,0.025,scan-likely,Memo,none,2026-04-08T23:20:02.786018+00:00
5201,A Endorsement Exam,PKM/Inbox/A Endorsement Exam.pdf,705076,S,15,0.022,scan-likely,Memo,none,2026-04-08T23:20:07.556782+00:00
5204,1_ASME VIII_Introduction,PKM/Inbox/1_ASME VIII_Introduction.pdf,1206580,M,29525,25.057,mixed,Manual,none,2026-04-08T23:20:20.560415+00:00
5205,2_ASME VIII_Impact Test,PKM/Inbox/2_ASME VIII_Impact Test.pdf,364827,S,3132,8.791,mixed,Standard,none,2026-04-08T23:20:21.422093+00:00
5206,3_ASME VIII_Design_Basic_R1,PKM/Inbox/3_ASME VIII_Design_Basic_R1.pdf,3750689,M,40387,11.026,mixed,Manual,none,2026-04-08T23:20:22.835881+00:00
5207,4_ASME VIII_Design_Practical_R1,PKM/Inbox/4_ASME VIII_Design_Practical_R1.pdf,1882509,M,24365,13.253,mixed,Manual,none,2026-04-08T23:20:23.956728+00:00
5208,5_ASME VIII_Fabrication-Inspection_R1,PKM/Inbox/5_ASME VIII_Fabrication-Inspection_R1.pdf,2306232,M,26273,11.666,mixed,Manual,none,2026-04-08T23:20:26.704242+00:00
5209,6_ASME IX_Welding,PKM/Inbox/6_ASME IX_Welding.pdf,1707491,M,38523,23.103,mixed,Manual,none,2026-04-08T23:20:27.826904+00:00
5210,ASME B-PV CODE SECTION Ⅷ Div. 1압력용기 코드(2007),PKM/Inbox/ASME B-PV CODE SECTION Ⅷ Div. 1압력용기 코드(2007).pdf,35453616,L,1199923,34.657,mixed,Standard,over_max_pages_estimated,2026-04-08T23:20:36.746155+00:00
5212,PTB-4-2013_01_GENERAL REQUIREMENTS,PKM/Inbox/PTB-4-2013_01_GENERAL REQUIREMENTS.pdf,256269,S,11370,45.432,mixed,Standard,none,2026-04-08T23:20:38.519481+00:00
5213,PTB-4-2013_02_EXAMPLE PROBLEM DESCRIPTIONS,PKM/Inbox/PTB-4-2013_02_EXAMPLE PROBLEM DESCRIPTIONS.pdf,123771,S,1961,16.224,mixed,Standard,none,2026-04-08T23:20:39.242724+00:00
5214,PTB-4-2013_03_MATERIALS REQUIREMENTS,PKM/Inbox/PTB-4-2013_03_MATERIALS REQUIREMENTS.pdf,808215,S,21380,27.088,mixed,Standard,none,2026-04-08T23:20:40.136240+00:00
5225,code에_따른_wps_pqr_이해와_적용,PKM/Inbox/code에_따른_wps_pqr_이해와_적용.pdf,1471806,M,25363,17.646,mixed,Manual,none,2026-04-08T23:20:50.316232+00:00
5226,ISO 45001(안전보건경영시스템)_요구사항 해설,PKM/Inbox/ISO 45001(안전보건경영시스템)_요구사항 해설.pdf,41321427,L,35770,0.886,scan-likely,study_note,over_max_pages_estimated,2026-04-08T23:21:07.053788+00:00
5228,미국의 여름철 고온에 따른 산업안전 문제와 그 대응,PKM/Inbox/미국의 여름철 고온에 따른 산업안전 문제와 그 대응.pdf,980707,S,13012,13.586,mixed,study_note,none,2026-04-08T23:21:20.806314+00:00
5229,사업체들의 산업안전 활동 최근 동향과 과제,PKM/Inbox/사업체들의 산업안전 활동 최근 동향과 과제.pdf,818746,S,30674,38.364,mixed,study_note,none,2026-04-08T23:21:21.773986+00:00
5230,산업공학(産業工學)과 산업안전(産業安全),PKM/Inbox/산업공학(産業工學)과 산업안전(産業安全).pdf,1746354,M,13701,8.034,mixed,study_note,none,2026-04-08T23:21:22.870060+00:00
5231,산업안전 수준 제고를 위한 노사관계의 과제,PKM/Inbox/산업안전 수준 제고를 위한 노사관계의 과제.pdf,1176219,M,19283,16.788,mixed,study_note,none,2026-04-08T23:21:23.918345+00:00
5235,산업안전기사 2003년 3월,PKM/Inbox/산업안전기사 2003년 3월.pdf,1922633,M,38600,20.558,mixed,study_note,none,2026-04-08T23:21:30.549895+00:00
5236,산업안전기사_건설공사 안전관리,PKM/Inbox/산업안전기사_건설공사 안전관리.pdf,35080540,L,59699,1.743,scan-likely,study_note,over_max_pages_estimated,2026-04-08T23:21:41.107632+00:00
5237,4M 위험성평가 기법을 이용한 아차사고의 효과적인 발굴기법,PKM/Inbox/4M 위험성평가 기법을 이용한 아차사고의 효과적인 발굴기법.pdf,1428352,M,17312,12.411,mixed,study_note,none,2026-04-08T23:21:41.748592+00:00
5238,근로자 노출평가제도 내 위험성평가 방법론의 적용,PKM/Inbox/근로자 노출평가제도 내 위험성평가 방법론의 적용.pdf,393908,S,34424,89.488,born-digital,study_note,none,2026-04-08T23:21:42.648168+00:00
5239,기계안전의 위험성평가와 안전대책,PKM/Inbox/기계안전의 위험성평가와 안전대책.pdf,271735,S,6373,24.016,mixed,study_note,none,2026-04-08T23:21:43.516587+00:00
5240,사업장 위험성평가에 관한 법제의 비교법적 고찰,PKM/Inbox/사업장 위험성평가에 관한 법제의 비교법적 고찰.pdf,437377,S,35787,83.786,born-digital,study_note,none,2026-04-08T23:21:44.434222+00:00
5241,수소충전소 튜브트레일러 누출에 따른 위험성평가,PKM/Inbox/수소충전소 튜브트레일러 누출에 따른 위험성평가.pdf,1091248,M,12461,11.693,mixed,study_note,none,2026-04-08T23:21:45.145330+00:00
5242,위험성평가 방법 A Literature Review,PKM/Inbox/위험성평가 방법 A Literature Review.pdf,210188,S,2602,12.676,mixed,study_note,none,2026-04-08T23:21:46.011697+00:00
5243,위험성평가 사업장 구축 및 실행방안,PKM/Inbox/위험성평가 사업장 구축 및 실행방안.pdf,1029859,S,11524,11.458,mixed,study_note,none,2026-04-08T23:21:47.747234+00:00
5244,산업안전기사_기계 기구 및 설비 안전관리,PKM/Inbox/산업안전기사_기계 기구 및 설비 안전관리.pdf,38948352,L,67629,1.778,scan-likely,study_note,over_max_pages_estimated,2026-04-08T23:21:48.974016+00:00
5245,위험성평가 제도의 만족도 및 인식도 조사에 관한 연구,PKM/Inbox/위험성평가 제도의 만족도 및 인식도 조사에 관한 연구.pdf,208897,S,1840,9.02,mixed,study_note,none,2026-04-08T23:21:48.978130+00:00
5246,위험성평가,PKM/Inbox/위험성평가.pdf,4051722,M,8267,2.089,scan-likely,study_note,none,2026-04-08T23:21:50.820505+00:00
5249,산업안전기사_산업재해 예방 및 안전보건교육,PKM/Inbox/산업안전기사_산업재해 예방 및 안전보건교육.pdf,34442396,L,66969,1.991,scan-likely,study_note,over_max_pages_estimated,2026-04-08T23:21:56.802323+00:00
5253,산업안전기사_인간공학 및 위험성평가,PKM/Inbox/산업안전기사_인간공학 및 위험성평가.pdf,29835234,L,59514,2.043,scan-likely,study_note,over_max_pages_estimated,2026-04-08T23:22:04.156790+00:00
5257,Modifying Large Language Model Post-Training for Diverse Creative Writing,PKM/Inbox/Modifying Large Language Model Post-Training for Diverse Creative Writing.pdf,885908,S,91834,106.149,born-digital,Academic_Paper,none,2026-04-08T23:22:06.950818+00:00
5260,산업안전기사_전기설비 안전관리,PKM/Inbox/산업안전기사_전기설비 안전관리.pdf,39221894,L,80499,2.102,scan-likely,study_note,over_max_pages_estimated,2026-04-08T23:22:12.862475+00:00
5262,コード X AI_00_はじめに,PKM/Inbox/コード X AI_00_はじめに.pdf,4551317,M,18591,4.183,scan-likely,Reference,none,2026-04-08T23:22:17.418401+00:00
5263,황현필의 진보를 위한 역사_1장 식민지근대화론 거짓말을 그만하라,PKM/Inbox/황현필의 진보를 위한 역사_1장 식민지근대화론 거짓말을 그만하라.pdf,16365941,L,26144,1.636,scan-likely,Academic_Paper,none,2026-04-08T23:22:41.986015+00:00
5264,황현필의 진보를 위한 역사_2장 식민지 수탈과 학살의 진실을 말하라,PKM/Inbox/황현필의 진보를 위한 역사_2장 식민지 수탈과 학살의 진실을 말하라.pdf,14154100,L,29575,2.14,scan-likely,Academic_Paper,none,2026-04-08T23:22:43.326498+00:00
5265,황현필의 진보를 위한 역사_3장 독립운동을 상처 내지 말라,PKM/Inbox/황현필의 진보를 위한 역사_3장 독립운동을 상처 내지 말라.pdf,10398784,M,23381,2.302,scan-likely,Note,none,2026-04-08T23:22:47.235541+00:00
5266,황현필의 진보를 위한 역사_4장 김구를 모욕하지 말라,PKM/Inbox/황현필의 진보를 위한 역사_4장 김구를 모욕하지 말라.pdf,7617487,M,15170,2.039,scan-likely,Academic_Paper,none,2026-04-08T23:22:47.988096+00:00
5267,황현필의 진보를 위한 역사_5장 해방정국을 감추지 말라,PKM/Inbox/황현필의 진보를 위한 역사_5장 해방정국을 감추지 말라.pdf,12320415,L,19457,1.617,scan-likely,Note,none,2026-04-08T23:22:49.154378+00:00
5269,황현필의 진보를 위한 역사_7장 이승만 국부 만들기를 그만두라,PKM/Inbox/황현필의 진보를 위한 역사_7장 이승만 국부 만들기를 그만두라.pdf,14647972,L,34310,2.399,scan-likely,Note,none,2026-04-08T23:22:53.228481+00:00
5270,황현필의 진보를 위한 역사_8장 6-25전쟁의 사실을은폐하지 말라,PKM/Inbox/황현필의 진보를 위한 역사_8장 6-25전쟁의 사실을은폐하지 말라.pdf,17737798,L,41579,2.4,scan-likely,Note,none,2026-04-08T23:22:59.687925+00:00
5271,황현필의 진보를 위한 역사_9장 박정희 신격화를 중단하라,PKM/Inbox/황현필의 진보를 위한 역사_9장 박정희 신격화를 중단하라.pdf,16266788,L,29837,1.878,scan-likely,Academic_Paper,none,2026-04-08T23:23:04.499857+00:00
5272,황현필의 진보를 위한 역사_10장 5-18 광주민주화운동을 폄훼하지 말라,PKM/Inbox/황현필의 진보를 위한 역사_10장 5-18 광주민주화운동을 폄훼하지 말라.pdf,13749286,L,24990,1.861,scan-likely,Note,none,2026-04-08T23:23:09.164908+00:00
5273,황현필의 진보를 위한 역사_11장 통일을 반대하지 말라,PKM/Inbox/황현필의 진보를 위한 역사_11장 통일을 반대하지 말라.pdf,10701885,L,24856,2.378,scan-likely,Academic_Paper,none,2026-04-08T23:23:13.489086+00:00
6675,TK-SUP-01_2026년 안전보건 경영목표 달성을 위한 세부 실시 계획서,PKM/Inbox/TK-SUP-01_2026년 안전보건 경영목표 달성을 위한 세부 실시 계획서.pdf,3852353,M,3988,1.06,scan-likely,study_note,none,2026-04-14T06:34:13.166804+00:00
8852,"TKP-26-0112_신양철강_650,000원","PKM/Inbox/발주/2026-03/TKP-26-0112_신양철강/TKP-26-0112_신양철강_650,000원.pdf",448972,S,1845,4.208,scan-likely,Specification,none,2026-04-20T02:23:47.126481+00:00
8854,"TKP-26-0114_대연기업_845,000원","PKM/Inbox/발주/2026-03/TKP-26-0114_대연기업/TKP-26-0114_대연기업_845,000원.pdf",447907,S,2006,4.586,scan-likely,Report,none,2026-04-20T02:23:47.132334+00:00
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8944,TrusBill print,PKM/Inbox/발주/2026-03/TKP-26-0112_신양철강/TrusBill print.pdf,209087,S,1800,8.815,mixed,Report,none,2026-04-20T05:51:45.513019+00:00
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2 3755 Industrial Safety and Health Management(7-ED)_0 Contents PKM/Inbox/Industrial Safety and Health Management(7-ED)_0 Contents.pdf 476785 S 20537 44.108 mixed study_note none 2026-04-03T04:34:24.389026+00:00
3 3756 Industrial Safety and Health Management(7-ED)_1 The Safety and Health Manager PKM/Inbox/Industrial Safety and Health Management(7-ED)_1 The Safety and Health Manager.pdf 550267 S 41362 76.971 born-digital study_note none 2026-04-03T04:34:24.572086+00:00
4 3761 Industrial Safety and Health Management(7-ED)_6 Process safety and Disaster Preparedness PKM/Inbox/Industrial Safety and Health Management(7-ED)_6 Process safety and Disaster Preparedness.pdf 773058 S 49566 65.656 born-digital study_note none 2026-04-03T04:49:04.845585+00:00
5 3762 Industrial Safety and Health Management(7-ED)_7 Buildings and Facilities PKM/Inbox/Industrial Safety and Health Management(7-ED)_7 Buildings and Facilities.pdf 1123847 M 65909 60.053 born-digital study_note none 2026-04-03T04:49:05.295538+00:00
6 3764 Industrial Safety and Health Management(7-ED)_9 Health and Toxic Substances PKM/Inbox/Industrial Safety and Health Management(7-ED)_9 Health and Toxic Substances.pdf 1409470 M 91388 66.395 born-digital study_note none 2026-04-03T04:49:06.411247+00:00
7 3766 Industrial Safety and Health Management(7-ED)_11 Flammable and Explosive Materials PKM/Inbox/Industrial Safety and Health Management(7-ED)_11 Flammable and Explosive Materials.pdf 1185190 M 63237 54.637 born-digital study_note none 2026-04-03T04:49:07.380118+00:00
8 3767 Industrial Safety and Health Management(7-ED)_12 Personal Protection and First Aid PKM/Inbox/Industrial Safety and Health Management(7-ED)_12 Personal Protection and First Aid.pdf 1553116 M 98831 65.161 born-digital study_note none 2026-04-03T04:49:07.939877+00:00
9 3768 Industrial Safety and Health Management(7-ED)_13 Fire Protection PKM/Inbox/Industrial Safety and Health Management(7-ED)_13 Fire Protection.pdf 725779 S 43951 62.01 born-digital study_note none 2026-04-03T04:49:08.149678+00:00
10 3770 Industrial Safety and Health Management(7-ED)_15 Machine Guarding PKM/Inbox/Industrial Safety and Health Management(7-ED)_15 Machine Guarding.pdf 3315859 M 142588 44.034 mixed study_note none 2026-04-03T04:49:10.013144+00:00
11 3771 Industrial Safety and Health Management(7-ED)_16 Welding PKM/Inbox/Industrial Safety and Health Management(7-ED)_16 Welding.pdf 1239353 M 75343 62.251 born-digital study_note none 2026-04-03T04:49:10.470978+00:00
12 3772 Industrial Safety and Health Management(7-ED)_17 Electrical Hazards PKM/Inbox/Industrial Safety and Health Management(7-ED)_17 Electrical Hazards.pdf 2039508 M 72357 36.329 mixed study_note none 2026-04-03T04:49:11.157819+00:00
13 3773 Industrial Safety and Health Management(7-ED)_18 Construction PKM/Inbox/Industrial Safety and Health Management(7-ED)_18 Construction.pdf 1908991 M 102240 54.842 born-digital study_note none 2026-04-03T04:49:11.800261+00:00
14 3775 Safety and Health for Engineers_00 PKM/Inbox/Safety and Health for Engineers_00.pdf 1427288 M 13113 9.408 mixed study_note none 2026-04-03T05:06:56.386163+00:00
15 3776 Safety and Health for Engineers_01_0 Introduction PKM/Inbox/Safety and Health for Engineers_01_0 Introduction.pdf 8934279 M 743 0.085 scan-likely study_note none 2026-04-03T05:07:00.165514+00:00
16 3777 Safety and Health for Engineers_01_1 The Importance of Safety and Health PKM/Inbox/Safety and Health for Engineers_01_1 The Importance of Safety and Health.pdf 8934119 M 91642 10.504 mixed study_note none 2026-04-03T05:07:03.292702+00:00
17 3778 Safety and Health for Engineers_01_2 Safety and Health Professions PKM/Inbox/Safety and Health for Engineers_01_2 Safety and Health Professions.pdf 5807403 M 59814 10.547 mixed study_note none 2026-04-03T05:07:07.898542+00:00
18 3779 Safety and Health for Engineers_01_3 Fundamental Concepts and Terms PKM/Inbox/Safety and Health for Engineers_01_3 Fundamental Concepts and Terms.pdf 5989787 M 60618 10.363 mixed study_note none 2026-04-03T05:07:12.664716+00:00
19 3780 Safety and Health for Engineers_02_0 Legal, Aspects of Safety and Health PKM/Inbox/Safety and Health for Engineers_02_0 Legal, Aspects of Safety and Health.pdf 5089329 M 2065 0.415 scan-likely study_note none 2026-04-03T05:07:17.328796+00:00
20 3781 Safety and Health for Engineers_02_4 Legal Aspects of Safety and Health PKM/Inbox/Safety and Health for Engineers_02_4 Legal Aspects of Safety and Health.pdf 5089299 M 50272 10.115 mixed study_note none 2026-04-03T05:07:21.571656+00:00
21 3783 Safety and Health for Engineers_02_6 Worker's Compensation PKM/Inbox/Safety and Health for Engineers_02_6 Worker's Compensation.pdf 6079717 M 65499 11.032 mixed study_note none 2026-04-03T05:07:30.644769+00:00
22 3784 Safety and Health for Engineers_02_7 Products Liability PKM/Inbox/Safety and Health for Engineers_02_7 Products Liability.pdf 6618025 M 70394 10.892 mixed study_note none 2026-04-03T05:07:35.452588+00:00
23 3785 Safety and Health for Engineers_02_8 Record Keeping and Reporting PKM/Inbox/Safety and Health for Engineers_02_8 Record Keeping and Reporting.pdf 7100288 M 81011 11.683 mixed study_note none 2026-04-03T05:07:41.197634+00:00
24 3786 Safety and Health for Engineers_03_0 Hazards and Their control PKM/Inbox/Safety and Health for Engineers_03_0 Hazards and Their control.pdf 8562283 M 2214 0.265 scan-likely study_note none 2026-04-03T05:07:47.779152+00:00
25 3787 Safety and Health for Engineers_03_9 General Principles of Hazard Control PKM/Inbox/Safety and Health for Engineers_03_9 General Principles of Hazard Control.pdf 8562254 M 90283 10.797 mixed study_note none 2026-04-03T05:07:53.502349+00:00
26 3788 Safety and Health for Engineers_03_10 Mechanics and Structures PKM/Inbox/Safety and Health for Engineers_03_10 Mechanics and Structures.pdf 9868378 M 104028 10.795 mixed study_note none 2026-04-03T05:07:59.923610+00:00
27 3789 Safety and Health for Engineers_03_11 Walking and Working Surfaces PKM/Inbox/Safety and Health for Engineers_03_11 Walking and Working Surfaces.pdf 9542843 M 102275 10.975 mixed study_note none 2026-04-03T05:08:07.160154+00:00
28 3790 Safety and Health for Engineers_03_12 Electrical Safety PKM/Inbox/Safety and Health for Engineers_03_12 Electrical Safety.pdf 7811797 M 82384 10.799 mixed study_note none 2026-04-03T05:08:12.616433+00:00
29 3791 Safety and Health for Engineers_03_13 Tools and Machines PKM/Inbox/Safety and Health for Engineers_03_13 Tools and Machines.pdf 10631629 L 105491 10.161 mixed study_note none 2026-04-03T05:08:19.963028+00:00
30 3792 Safety and Health for Engineers_03_14 Transportation PKM/Inbox/Safety and Health for Engineers_03_14 Transportation.pdf 9457716 M 103492 11.205 mixed study_note none 2026-04-03T05:08:27.286422+00:00
31 3793 Safety and Health for Engineers_03_15 Materials Handling PKM/Inbox/Safety and Health for Engineers_03_15 Materials Handling.pdf 12096868 L 132105 11.183 mixed study_note none 2026-04-03T05:08:36.205673+00:00
32 3794 Safety and Health for Engineers_03_16 Fire Protection and Prevention PKM/Inbox/Safety and Health for Engineers_03_16 Fire Protection and Prevention.pdf 27524814 L 165727 6.166 mixed study_note over_max_pages_estimated 2026-04-03T05:08:55.100356+00:00
33 3795 Safety and Health for Engineers_03_17 Explosions and Explosives PKM/Inbox/Safety and Health for Engineers_03_17 Explosions and Explosives.pdf 4876363 M 53213 11.174 mixed study_note none 2026-04-03T05:08:59.606826+00:00
34 3796 Safety and Health for Engineers_03_18 Heat and Cold PKM/Inbox/Safety and Health for Engineers_03_18 Heat and Cold.pdf 8215266 M 87758 10.939 mixed study_note none 2026-04-03T05:09:05.490524+00:00
35 3797 Safety and Health for Engineers_03_19 Pressure PKM/Inbox/Safety and Health for Engineers_03_19 Pressure.pdf 5611782 M 59442 10.847 mixed study_note none 2026-04-03T05:09:10.679634+00:00
36 3798 Safety and Health for Engineers_03_20 Visual Environment PKM/Inbox/Safety and Health for Engineers_03_20 Visual Environment.pdf 5414637 M 58281 11.022 mixed study_note none 2026-04-03T05:09:14.984786+00:00
37 3799 Safety and Health for Engineers_03_21 Nonionizing Radiation PKM/Inbox/Safety and Health for Engineers_03_21 Nonionizing Radiation.pdf 5514954 M 58454 10.854 mixed study_note none 2026-04-03T05:09:18.999306+00:00
38 3800 Safety and Health for Engineers_03_22 Ionizing Radiation PKM/Inbox/Safety and Health for Engineers_03_22 Ionizing Radiation.pdf 5035759 M 52456 10.667 mixed study_note none 2026-04-03T05:09:22.940102+00:00
39 3801 Safety and Health for Engineers_03_23 Noise and Vibration PKM/Inbox/Safety and Health for Engineers_03_23 Noise and Vibration.pdf 8765522 M 87691 10.244 mixed study_note none 2026-04-03T05:09:29.219392+00:00
40 3802 Safety and Health for Engineers_03_24 Chemicals PKM/Inbox/Safety and Health for Engineers_03_24 Chemicals.pdf 11162176 L 120941 11.095 mixed study_note none 2026-04-03T05:09:37.851928+00:00
41 3803 Safety and Health for Engineers_03_25 Ventilation PKM/Inbox/Safety and Health for Engineers_03_25 Ventilation.pdf 6894217 M 69324 10.297 mixed study_note none 2026-04-03T05:09:44.185835+00:00
42 3804 Safety and Health for Engineers_03_26 Biohazards PKM/Inbox/Safety and Health for Engineers_03_26 Biohazards.pdf 6554931 M 76458 11.944 mixed study_note none 2026-04-03T05:09:49.536301+00:00
43 3805 Safety and Health for Engineers_03_27 Hazardous Waste PKM/Inbox/Safety and Health for Engineers_03_27 Hazardous Waste.pdf 6671999 M 68689 10.542 mixed study_note none 2026-04-03T05:09:54.300613+00:00
44 3806 Safety and Health for Engineers_03_28 Personal Protective Equipment PKM/Inbox/Safety and Health for Engineers_03_28 Personal Protective Equipment.pdf 7122464 M 73829 10.614 mixed study_note none 2026-04-03T05:10:00.083359+00:00
45 3807 Safety and Health for Engineers_03_29 Emergencies and Security PKM/Inbox/Safety and Health for Engineers_03_29 Emergencies and Security.pdf 7077502 M 73716 10.666 mixed study_note none 2026-04-03T05:10:05.256855+00:00
46 3808 Safety and Health for Engineers_03_30 Facility Planning, Design, and Maintenance PKM/Inbox/Safety and Health for Engineers_03_30 Facility Planning, Design, and Maintenance.pdf 4677058 M 50098 10.969 mixed study_note none 2026-04-03T05:10:09.854386+00:00
47 3809 Safety and Health for Engineers_04_0 The Human Element PKM/Inbox/Safety and Health for Engineers_04_0 The Human Element.pdf 8384999 M 3429 0.419 scan-likely study_note none 2026-04-03T05:10:15.932112+00:00
48 3810 Safety and Health for Engineers_04_31 Human Behavior and Performance in safety and Health PKM/Inbox/Safety and Health for Engineers_04_31 Human Behavior and Performance in safety and Health.pdf 8384987 M 84847 10.362 mixed study_note none 2026-04-03T05:10:22.591531+00:00
49 3811 Safety and Health for Engineers_04_32 Procedures, Rules, and Training PKM/Inbox/Safety and Health for Engineers_04_32 Procedures, Rules, and Training.pdf 7175749 M 78070 11.141 mixed study_note none 2026-04-03T05:10:27.685186+00:00
50 3813 Safety and Health for Engineers_05_0 Managing Safety and Health PKM/Inbox/Safety and Health for Engineers_05_0 Managing Safety and Health.pdf 9454413 M 1899 0.206 scan-likely study_note none 2026-04-03T05:10:43.948700+00:00
51 3814 Safety and Health for Engineers_05_34 Risk, Risk Assessment, and Risk Management PKM/Inbox/Safety and Health for Engineers_05_34 Risk, Risk Assessment, and Risk Management.pdf 9454350 M 104290 11.296 mixed study_note none 2026-04-03T05:10:51.419167+00:00
52 3815 Safety and Health for Engineers_05_35 Safety and Health Management PKM/Inbox/Safety and Health for Engineers_05_35 Safety and Health Management.pdf 8340393 M 91707 11.259 mixed study_note none 2026-04-03T05:10:57.600214+00:00
53 3816 Safety and Health for Engineers_05_36 System Safety PKM/Inbox/Safety and Health for Engineers_05_36 System Safety.pdf 7165903 M 70595 10.088 mixed study_note none 2026-04-03T05:11:02.595452+00:00
54 3817 Safety and Health for Engineers_05_37 Safety and Health Data, Analysis and Management Information PKM/Inbox/Safety and Health for Engineers_05_37 Safety and Health Data, Analysis and Management Information.pdf 11313981 L 124455 11.264 mixed study_note none 2026-04-03T05:11:10.229570+00:00
55 3818 Safety and Health for Engineers_05_38 Safety and Health Plans and Programs PKM/Inbox/Safety and Health for Engineers_05_38 Safety and Health Plans and Programs.pdf 5832841 M 62752 11.017 mixed study_note none 2026-04-03T05:11:14.894009+00:00
56 3819 Safety and Health for Engineers_06_Alphabetical List of Organizations Cited in Text PKM/Inbox/Safety and Health for Engineers_06_Alphabetical List of Organizations Cited in Text.pdf 9678536 M 127636 13.504 mixed study_note none 2026-04-03T05:11:21.915005+00:00
57 4057 공업역학 동력학(제13판)_APPENDIX PKM/Inbox/공업역학 동력학(제13판)_APPENDIX.pdf 8966645 M 152829 17.453 mixed Note none 2026-04-03T07:06:39.166342+00:00
58 4058 공업역학 동역학(제13판)_00 목차 PKM/Inbox/공업역학 동역학(제13판)_00 목차.pdf 2013932 M 20665 10.507 mixed Reference none 2026-04-03T07:06:41.434400+00:00
59 4059 공업역학 동역학(제13판)_Chapter 12 질점의 운동학 PKM/Inbox/공업역학 동역학(제13판)_Chapter 12 질점의 운동학.pdf 11140007 L 95518 8.78 mixed Academic_Paper none 2026-04-03T07:06:50.001782+00:00
60 4060 공업역학 동역학(제13판)_Chapter 13 질점의 운동역학_힘과 가속도 PKM/Inbox/공업역학 동역학(제13판)_Chapter 13 질점의 운동역학_힘과 가속도.pdf 7011688 M 56816 8.298 mixed Manual none 2026-04-03T07:06:56.438865+00:00
61 4062 공업역학 동역학(제13판)_Chapter 15 질점의 운동역학_역적과 운동량 PKM/Inbox/공업역학 동역학(제13판)_Chapter 15 질점의 운동역학_역적과 운동량.pdf 8153718 M 76160 9.565 mixed Academic_Paper none 2026-04-03T07:07:08.670475+00:00
62 4063 공업역학 동역학(제13판)_Chapter 16 강체 평면 운동학 PKM/Inbox/공업역학 동역학(제13판)_Chapter 16 강체 평면 운동학.pdf 10138853 M 70522 7.123 mixed Academic_Paper none 2026-04-03T07:07:17.049458+00:00
63 4064 공업역학 동역학(제13판)_Chapter 17 강체의 평면 운동역학_힘과 가속도 PKM/Inbox/공업역학 동역학(제13판)_Chapter 17 강체의 평면 운동역학_힘과 가속도.pdf 7411889 M 52850 7.302 mixed Academic_Paper none 2026-04-03T07:07:23.207207+00:00
64 4065 공업역학 동역학(제13판)_Chapter 18 강체의 평면 운동학 PKM/Inbox/공업역학 동역학(제13판)_Chapter 18 강체의 평면 운동학.pdf 5122916 M 32029 6.402 mixed Academic_Paper none 2026-04-03T07:07:27.893070+00:00
65 4066 공업역학 동역학(제13판)_Chapter 19 강체의 평면 운동역학_역적과 운동량 PKM/Inbox/공업역학 동역학(제13판)_Chapter 19 강체의 평면 운동역학_역적과 운동량.pdf 4240748 M 33459 8.079 mixed Academic_Paper none 2026-04-03T07:07:31.640948+00:00
66 4067 공업역학 동역학(제13판)_Chapter 20 3차원 강체 운동학 PKM/Inbox/공업역학 동역학(제13판)_Chapter 20 3차원 강체 운동학.pdf 3837746 M 28698 7.657 mixed Academic_Paper none 2026-04-03T07:07:35.050541+00:00
67 4069 공업역학 동역학(제13판)_Chapter 22 진동 PKM/Inbox/공업역학 동역학(제13판)_Chapter 22 진동.pdf 3478353 M 31656 9.319 mixed Academic_Paper none 2026-04-03T07:07:42.935401+00:00
68 4070 공업역학 동역학(제13판)_Review 1 질점의 운동학과 운동역학 PKM/Inbox/공업역학 동역학(제13판)_Review 1 질점의 운동학과 운동역학.pdf 1808025 M 12218 6.92 mixed Note none 2026-04-03T07:07:45.006654+00:00
69 4071 공업역학 동역학(제13판)_Review 2 강체의 평면 운동학 및 PKM/Inbox/공업역학 동역학(제13판)_Review 2 강체의 평면 운동학 및.pdf 2070528 M 11892 5.881 mixed Note none 2026-04-03T07:07:47.379011+00:00
70 4540 機械設計_1 機械設計の基礎 PKM/Inbox/機械設計_1 機械設計の基礎.pdf 1675175 M 27631 16.89 mixed Reference none 2026-04-07T02:59:21.853900+00:00
71 4541 機械設計_2 機械材料と強度および安全率 PKM/Inbox/機械設計_2 機械材料と強度および安全率.pdf 1461925 M 29295 20.52 mixed Reference none 2026-04-07T02:59:22.999108+00:00
72 4542 機械設計_3 締結•接合要素 PKM/Inbox/機械設計_3 締結•接合要素.pdf 2343158 M 50016 21.858 mixed Standard none 2026-04-07T02:59:26.325850+00:00
73 4543 機械設計_4 軸系要素 PKM/Inbox/機械設計_4 軸系要素.pdf 2218086 M 40769 18.821 mixed Reference none 2026-04-07T02:59:27.312924+00:00
74 4544 機械設計_5 軸受•案内要素 PKM/Inbox/機械設計_5 軸受•案内要素.pdf 3293674 M 70593 21.947 mixed Manual none 2026-04-07T02:59:28.849332+00:00
75 4545 機械設計_6 動力伝達要素 PKM/Inbox/機械設計_6 動力伝達要素.pdf 3168370 M 62220 20.109 mixed Manual none 2026-04-07T02:59:30.485110+00:00
76 4546 機械設計_7 不等速運動機構 PKM/Inbox/機械設計_7 不等速運動機構.pdf 1205358 M 19281 16.38 mixed Manual none 2026-04-07T02:59:32.619449+00:00
77 4547 機械設計_8 アクチュエータ PKM/Inbox/機械設計_8 アクチュエータ.pdf 1242829 M 23464 19.333 mixed Reference none 2026-04-07T02:59:33.985785+00:00
78 4548 機械設計_9 機械システムの設計 PKM/Inbox/機械設計_9 機械システムの設計.pdf 1441721 M 30786 21.866 mixed Manual none 2026-04-07T02:59:35.258788+00:00
79 4549 機械設計_10 練習問題解答 PKM/Inbox/機械設計_10 練習問題解答.pdf 1699097 M 22927 13.817 mixed Manual none 2026-04-07T02:59:36.108172+00:00
80 5056 기계진동 이론과 응용(제5판)_목차 PKM/Inbox/기계진동 이론과 응용(제5판)_목차.pdf 835993 S 14776 18.099 mixed Reference none 2026-04-08T23:15:27.766489+00:00
81 5057 기계진동 이론과 응용(제5판)_Appendix PKM/Inbox/기계진동 이론과 응용(제5판)_Appendix.pdf 4017320 M 57998 14.783 mixed Reference none 2026-04-08T23:15:29.285679+00:00
82 5058 기계진동 이론과 응용(제5판)_Chapter 1 진동운동 PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 1 진동운동.pdf 1518132 M 10701 7.218 mixed Note none 2026-04-08T23:15:30.317920+00:00
83 5059 기계진동 이론과 응용(제5판)_Chapter 2 자유진동 PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 2 자유진동.pdf 2217720 M 23768 10.975 mixed Academic_Paper none 2026-04-08T23:15:31.704320+00:00
84 5060 기계진동 이론과 응용(제5판)_Chapter 3 조화 가진진동 PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 3 조화 가진진동.pdf 2992028 M 33140 11.342 mixed Academic_Paper none 2026-04-08T23:15:32.983116+00:00
85 5061 기계진동 이론과 응용(제5판)_Chapter 4 과도 진동 PKM/Inbox/기계진동 이론과 응용(제5판)_Chapter 4 과도 진동.pdf 2509875 M 30004 12.241 mixed Academic_Paper none 2026-04-08T23:15:34.301838+00:00
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163 5149 Pressure Vessel Design Manual_04 Design of Vessel Supports PKM/Inbox/Pressure Vessel Design Manual_04 Design of Vessel Supports.pdf 8693390 M 234154 27.581 mixed Manual none 2026-04-08T23:17:13.743831+00:00
164 5150 표준기계설계(KS)_12_벨트와 풀리 PKM/Inbox/표준기계설계(KS)_12_벨트와 풀리.pdf 18363580 L 38654 2.155 scan-likely Standard none 2026-04-08T23:17:17.375038+00:00
165 5152 THE PIPE FITTERS BLUE BOOK PKM/Inbox/THE PIPE FITTERS BLUE BOOK.pdf 42381135 L 238868 5.771 mixed Manual over_max_pages_estimated 2026-04-08T23:17:52.867389+00:00
166 5153 로지스틱스 연구 조립제조산에서의 자재분류 요인분석 관한 사례연구 PKM/Inbox/로지스틱스 연구 조립제조산에서의 자재분류 요인분석 관한 사례연구.pdf 1137506 M 31149 28.041 mixed Academic_Paper none 2026-04-08T23:17:59.109278+00:00
167 5156 스마트팩토리 구축 제조기업 조직원이 지각한 상사의 변혁적리더십이 셀프리더 PKM/Inbox/스마트팩토리 구축 제조기업 조직원이 지각한 상사의 변혁적리더십이 셀프리더.pdf 449251 S 41473 94.531 born-digital Academic_Paper none 2026-04-08T23:18:08.381775+00:00
168 5157 스마트팩토리 운영전략이 경영성과와 지속사용의도 간의 구조적 관계분석 PKM/Inbox/스마트팩토리 운영전략이 경영성과와 지속사용의도 간의 구조적 관계분석.pdf 866978 S 35476 41.901 mixed Academic_Paper none 2026-04-08T23:18:09.256468+00:00
169 5158 스마트팩토리 제조경쟁력 확보가 한국의 해외진출 제조기업 리쇼어링에 미치는 PKM/Inbox/스마트팩토리 제조경쟁력 확보가 한국의 해외진출 제조기업 리쇼어링에 미치는.pdf 1015118 S 37670 38.0 mixed Academic_Paper none 2026-04-08T23:18:10.193550+00:00
170 5159 스마트팩토리, 인공지능으로 날개를 달다 PKM/Inbox/스마트팩토리, 인공지능으로 날개를 달다.pdf 604946 S 9037 15.297 mixed Report none 2026-04-08T23:18:11.105141+00:00
171 5160 스마트팩토리, 제조기업 분야에 새로운 경쟁우위 확보를 위한 견인차 역할을 PKM/Inbox/스마트팩토리, 제조기업 분야에 새로운 경쟁우위 확보를 위한 견인차 역할을.pdf 1261747 M 36063 29.268 mixed Academic_Paper none 2026-04-08T23:18:12.225466+00:00
172 5161 스마트팩토리를 위한 운영빅데이터 분석 플랫폼 PKM/Inbox/스마트팩토리를 위한 운영빅데이터 분석 플랫폼.pdf 920193 S 20093 22.36 mixed Academic_Paper none 2026-04-08T23:18:13.263588+00:00
173 5162 철강 산업 기업의 스마트팩토리 도입 운영형태가 품질 안정화에 미치는 관계 PKM/Inbox/철강 산업 기업의 스마트팩토리 도입 운영형태가 품질 안정화에 미치는 관계.pdf 1139690 M 31606 28.398 mixed Academic_Paper none 2026-04-08T23:18:14.315451+00:00
174 5165 금융 관련 공공기관의 ESG경영 현황 PKM/Inbox/금융 관련 공공기관의 ESG경영 현황.pdf 555648 S 33344 61.449 born-digital Report none 2026-04-08T23:18:37.418558+00:00
175 5166 기업시민 포스코 ESG경영 사례 PKM/Inbox/기업시민 포스코 ESG경영 사례.pdf 662512 S 5868 9.07 mixed Report none 2026-04-08T23:18:38.237680+00:00
176 5169 수소인프라 이슈 및 과제 PKM/Inbox/수소인프라 이슈 및 과제.pdf 1495185 M 26104 17.878 mixed Academic_Paper none 2026-04-08T23:19:16.572890+00:00
177 5170 전주 완주 수소시범도시 주민수용성 분석 PKM/Inbox/전주 완주 수소시범도시 주민수용성 분석.pdf 976519 S 22013 23.083 mixed study_note none 2026-04-08T23:19:17.548849+00:00
178 5172 탄소중립은 지속가능한 경제성장과 양립하는가 PKM/Inbox/탄소중립은 지속가능한 경제성장과 양립하는가.pdf 664629 S 24049 37.053 mixed Academic_Paper none 2026-04-08T23:19:19.371453+00:00
179 5173 HyRAM 3.0을 이용한 수소충전소 정량적 위험성평가 분석에 관한 연구 PKM/Inbox/HyRAM 3.0을 이용한 수소충전소 정량적 위험성평가 분석에 관한 연구.pdf 1279610 M 26966 21.579 mixed study_note none 2026-04-08T23:19:20.401783+00:00
180 5174 #8. 검사 및 시험 계획_테크니컬 코리아 R.A_현대로템 통합 PKM/Inbox/#8. 검사 및 시험 계획_테크니컬 코리아 R.A_현대로템 통합.pdf 156781 S 3375 22.043 mixed Note none 2026-04-08T23:19:22.531563+00:00
181 5176 수소취성(최병학) PKM/Inbox/수소취성(최병학).pdf 7110851 M 11069 1.594 scan-likely study_note none 2026-04-08T23:19:30.535784+00:00
182 5181 PTC46 PKM/Inbox/PTC46.PDF 8154549 M 0 0.0 scan-likely none 2026-04-08T23:19:47.730804+00:00
183 5182 VIII-1_01 PKM/Inbox/VIII-1_01.pdf 1934884 M 85906 45.464 mixed Standard none 2026-04-08T23:19:48.887787+00:00
184 5186 VIII-1_05-UG PKM/Inbox/VIII-1_05-UG.pdf 6098647 M 531589 89.257 born-digital Standard none 2026-04-08T23:19:52.267197+00:00
185 5187 VIII-1_06-UW PKM/Inbox/VIII-1_06-UW.pdf 1520880 M 174445 117.453 born-digital Standard none 2026-04-08T23:19:53.320860+00:00
186 5190 VIII-1_09-UCS PKM/Inbox/VIII-1_09-UCS.pdf 737749 S 108861 151.1 born-digital Standard none 2026-04-08T23:19:55.892937+00:00
187 5191 VIII-1_10-UNF PKM/Inbox/VIII-1_10-UNF.pdf 359963 S 47261 134.445 born-digital Standard none 2026-04-08T23:19:56.741277+00:00
188 5192 VIII-1_11-UHA PKM/Inbox/VIII-1_11-UHA.pdf 379489 S 60782 164.012 born-digital Standard none 2026-04-08T23:19:57.550987+00:00
189 5199 2012_NB_A_March_homewrk_quiz PKM/Inbox/2012_NB_A_March_homewrk_quiz.pdf 1937838 M 47 0.025 scan-likely Memo none 2026-04-08T23:20:02.786018+00:00
190 5201 A Endorsement Exam PKM/Inbox/A Endorsement Exam.pdf 705076 S 15 0.022 scan-likely Memo none 2026-04-08T23:20:07.556782+00:00
191 5204 1_ASME VIII_Introduction PKM/Inbox/1_ASME VIII_Introduction.pdf 1206580 M 29525 25.057 mixed Manual none 2026-04-08T23:20:20.560415+00:00
192 5205 2_ASME VIII_Impact Test PKM/Inbox/2_ASME VIII_Impact Test.pdf 364827 S 3132 8.791 mixed Standard none 2026-04-08T23:20:21.422093+00:00
193 5206 3_ASME VIII_Design_Basic_R1 PKM/Inbox/3_ASME VIII_Design_Basic_R1.pdf 3750689 M 40387 11.026 mixed Manual none 2026-04-08T23:20:22.835881+00:00
194 5207 4_ASME VIII_Design_Practical_R1 PKM/Inbox/4_ASME VIII_Design_Practical_R1.pdf 1882509 M 24365 13.253 mixed Manual none 2026-04-08T23:20:23.956728+00:00
195 5208 5_ASME VIII_Fabrication-Inspection_R1 PKM/Inbox/5_ASME VIII_Fabrication-Inspection_R1.pdf 2306232 M 26273 11.666 mixed Manual none 2026-04-08T23:20:26.704242+00:00
196 5209 6_ASME IX_Welding PKM/Inbox/6_ASME IX_Welding.pdf 1707491 M 38523 23.103 mixed Manual none 2026-04-08T23:20:27.826904+00:00
197 5210 ASME B-PV CODE SECTION Ⅷ Div. 1압력용기 코드(2007) PKM/Inbox/ASME B-PV CODE SECTION Ⅷ Div. 1압력용기 코드(2007).pdf 35453616 L 1199923 34.657 mixed Standard over_max_pages_estimated 2026-04-08T23:20:36.746155+00:00
198 5212 PTB-4-2013_01_GENERAL REQUIREMENTS PKM/Inbox/PTB-4-2013_01_GENERAL REQUIREMENTS.pdf 256269 S 11370 45.432 mixed Standard none 2026-04-08T23:20:38.519481+00:00
199 5213 PTB-4-2013_02_EXAMPLE PROBLEM DESCRIPTIONS PKM/Inbox/PTB-4-2013_02_EXAMPLE PROBLEM DESCRIPTIONS.pdf 123771 S 1961 16.224 mixed Standard none 2026-04-08T23:20:39.242724+00:00
200 5214 PTB-4-2013_03_MATERIALS REQUIREMENTS PKM/Inbox/PTB-4-2013_03_MATERIALS REQUIREMENTS.pdf 808215 S 21380 27.088 mixed Standard none 2026-04-08T23:20:40.136240+00:00
201 5225 code에_따른_wps_pqr_이해와_적용 PKM/Inbox/code에_따른_wps_pqr_이해와_적용.pdf 1471806 M 25363 17.646 mixed Manual none 2026-04-08T23:20:50.316232+00:00
202 5226 ISO 45001(안전보건경영시스템)_요구사항 해설 PKM/Inbox/ISO 45001(안전보건경영시스템)_요구사항 해설.pdf 41321427 L 35770 0.886 scan-likely study_note over_max_pages_estimated 2026-04-08T23:21:07.053788+00:00
203 5228 미국의 여름철 고온에 따른 산업안전 문제와 그 대응 PKM/Inbox/미국의 여름철 고온에 따른 산업안전 문제와 그 대응.pdf 980707 S 13012 13.586 mixed study_note none 2026-04-08T23:21:20.806314+00:00
204 5229 사업체들의 산업안전 활동 최근 동향과 과제 PKM/Inbox/사업체들의 산업안전 활동 최근 동향과 과제.pdf 818746 S 30674 38.364 mixed study_note none 2026-04-08T23:21:21.773986+00:00
205 5230 산업공학(産業工學)과 산업안전(産業安全) PKM/Inbox/산업공학(産業工學)과 산업안전(産業安全).pdf 1746354 M 13701 8.034 mixed study_note none 2026-04-08T23:21:22.870060+00:00
206 5231 산업안전 수준 제고를 위한 노사관계의 과제 PKM/Inbox/산업안전 수준 제고를 위한 노사관계의 과제.pdf 1176219 M 19283 16.788 mixed study_note none 2026-04-08T23:21:23.918345+00:00
207 5235 산업안전기사 2003년 3월 PKM/Inbox/산업안전기사 2003년 3월.pdf 1922633 M 38600 20.558 mixed study_note none 2026-04-08T23:21:30.549895+00:00
208 5236 산업안전기사_건설공사 안전관리 PKM/Inbox/산업안전기사_건설공사 안전관리.pdf 35080540 L 59699 1.743 scan-likely study_note over_max_pages_estimated 2026-04-08T23:21:41.107632+00:00
209 5237 4M 위험성평가 기법을 이용한 아차사고의 효과적인 발굴기법 PKM/Inbox/4M 위험성평가 기법을 이용한 아차사고의 효과적인 발굴기법.pdf 1428352 M 17312 12.411 mixed study_note none 2026-04-08T23:21:41.748592+00:00
210 5238 근로자 노출평가제도 내 위험성평가 방법론의 적용 PKM/Inbox/근로자 노출평가제도 내 위험성평가 방법론의 적용.pdf 393908 S 34424 89.488 born-digital study_note none 2026-04-08T23:21:42.648168+00:00
211 5239 기계안전의 위험성평가와 안전대책 PKM/Inbox/기계안전의 위험성평가와 안전대책.pdf 271735 S 6373 24.016 mixed study_note none 2026-04-08T23:21:43.516587+00:00
212 5240 사업장 위험성평가에 관한 법제의 비교법적 고찰 PKM/Inbox/사업장 위험성평가에 관한 법제의 비교법적 고찰.pdf 437377 S 35787 83.786 born-digital study_note none 2026-04-08T23:21:44.434222+00:00
213 5241 수소충전소 튜브트레일러 누출에 따른 위험성평가 PKM/Inbox/수소충전소 튜브트레일러 누출에 따른 위험성평가.pdf 1091248 M 12461 11.693 mixed study_note none 2026-04-08T23:21:45.145330+00:00
214 5242 위험성평가 방법 A Literature Review PKM/Inbox/위험성평가 방법 A Literature Review.pdf 210188 S 2602 12.676 mixed study_note none 2026-04-08T23:21:46.011697+00:00
215 5243 위험성평가 사업장 구축 및 실행방안 PKM/Inbox/위험성평가 사업장 구축 및 실행방안.pdf 1029859 S 11524 11.458 mixed study_note none 2026-04-08T23:21:47.747234+00:00
216 5244 산업안전기사_기계 기구 및 설비 안전관리 PKM/Inbox/산업안전기사_기계 기구 및 설비 안전관리.pdf 38948352 L 67629 1.778 scan-likely study_note over_max_pages_estimated 2026-04-08T23:21:48.974016+00:00
217 5245 위험성평가 제도의 만족도 및 인식도 조사에 관한 연구 PKM/Inbox/위험성평가 제도의 만족도 및 인식도 조사에 관한 연구.pdf 208897 S 1840 9.02 mixed study_note none 2026-04-08T23:21:48.978130+00:00
218 5246 위험성평가 PKM/Inbox/위험성평가.pdf 4051722 M 8267 2.089 scan-likely study_note none 2026-04-08T23:21:50.820505+00:00
219 5249 산업안전기사_산업재해 예방 및 안전보건교육 PKM/Inbox/산업안전기사_산업재해 예방 및 안전보건교육.pdf 34442396 L 66969 1.991 scan-likely study_note over_max_pages_estimated 2026-04-08T23:21:56.802323+00:00
220 5253 산업안전기사_인간공학 및 위험성평가 PKM/Inbox/산업안전기사_인간공학 및 위험성평가.pdf 29835234 L 59514 2.043 scan-likely study_note over_max_pages_estimated 2026-04-08T23:22:04.156790+00:00
221 5257 Modifying Large Language Model Post-Training for Diverse Creative Writing PKM/Inbox/Modifying Large Language Model Post-Training for Diverse Creative Writing.pdf 885908 S 91834 106.149 born-digital Academic_Paper none 2026-04-08T23:22:06.950818+00:00
222 5260 산업안전기사_전기설비 안전관리 PKM/Inbox/산업안전기사_전기설비 안전관리.pdf 39221894 L 80499 2.102 scan-likely study_note over_max_pages_estimated 2026-04-08T23:22:12.862475+00:00
223 5262 コード X AI_00_はじめに PKM/Inbox/コード X AI_00_はじめに.pdf 4551317 M 18591 4.183 scan-likely Reference none 2026-04-08T23:22:17.418401+00:00
224 5263 황현필의 진보를 위한 역사_1장 식민지근대화론 거짓말을 그만하라 PKM/Inbox/황현필의 진보를 위한 역사_1장 식민지근대화론 거짓말을 그만하라.pdf 16365941 L 26144 1.636 scan-likely Academic_Paper none 2026-04-08T23:22:41.986015+00:00
225 5264 황현필의 진보를 위한 역사_2장 식민지 수탈과 학살의 진실을 말하라 PKM/Inbox/황현필의 진보를 위한 역사_2장 식민지 수탈과 학살의 진실을 말하라.pdf 14154100 L 29575 2.14 scan-likely Academic_Paper none 2026-04-08T23:22:43.326498+00:00
226 5265 황현필의 진보를 위한 역사_3장 독립운동을 상처 내지 말라 PKM/Inbox/황현필의 진보를 위한 역사_3장 독립운동을 상처 내지 말라.pdf 10398784 M 23381 2.302 scan-likely Note none 2026-04-08T23:22:47.235541+00:00
227 5266 황현필의 진보를 위한 역사_4장 김구를 모욕하지 말라 PKM/Inbox/황현필의 진보를 위한 역사_4장 김구를 모욕하지 말라.pdf 7617487 M 15170 2.039 scan-likely Academic_Paper none 2026-04-08T23:22:47.988096+00:00
228 5267 황현필의 진보를 위한 역사_5장 해방정국을 감추지 말라 PKM/Inbox/황현필의 진보를 위한 역사_5장 해방정국을 감추지 말라.pdf 12320415 L 19457 1.617 scan-likely Note none 2026-04-08T23:22:49.154378+00:00
229 5269 황현필의 진보를 위한 역사_7장 이승만 국부 만들기를 그만두라 PKM/Inbox/황현필의 진보를 위한 역사_7장 이승만 국부 만들기를 그만두라.pdf 14647972 L 34310 2.399 scan-likely Note none 2026-04-08T23:22:53.228481+00:00
230 5270 황현필의 진보를 위한 역사_8장 6-25전쟁의 사실을은폐하지 말라 PKM/Inbox/황현필의 진보를 위한 역사_8장 6-25전쟁의 사실을은폐하지 말라.pdf 17737798 L 41579 2.4 scan-likely Note none 2026-04-08T23:22:59.687925+00:00
231 5271 황현필의 진보를 위한 역사_9장 박정희 신격화를 중단하라 PKM/Inbox/황현필의 진보를 위한 역사_9장 박정희 신격화를 중단하라.pdf 16266788 L 29837 1.878 scan-likely Academic_Paper none 2026-04-08T23:23:04.499857+00:00
232 5272 황현필의 진보를 위한 역사_10장 5-18 광주민주화운동을 폄훼하지 말라 PKM/Inbox/황현필의 진보를 위한 역사_10장 5-18 광주민주화운동을 폄훼하지 말라.pdf 13749286 L 24990 1.861 scan-likely Note none 2026-04-08T23:23:09.164908+00:00
233 5273 황현필의 진보를 위한 역사_11장 통일을 반대하지 말라 PKM/Inbox/황현필의 진보를 위한 역사_11장 통일을 반대하지 말라.pdf 10701885 L 24856 2.378 scan-likely Academic_Paper none 2026-04-08T23:23:13.489086+00:00
234 6675 TK-SUP-01_2026년 안전보건 경영목표 달성을 위한 세부 실시 계획서 PKM/Inbox/TK-SUP-01_2026년 안전보건 경영목표 달성을 위한 세부 실시 계획서.pdf 3852353 M 3988 1.06 scan-likely study_note none 2026-04-14T06:34:13.166804+00:00
235 8852 TKP-26-0112_신양철강_650,000원 PKM/Inbox/발주/2026-03/TKP-26-0112_신양철강/TKP-26-0112_신양철강_650,000원.pdf 448972 S 1845 4.208 scan-likely Specification none 2026-04-20T02:23:47.126481+00:00
236 8854 TKP-26-0114_대연기업_845,000원 PKM/Inbox/발주/2026-03/TKP-26-0114_대연기업/TKP-26-0114_대연기업_845,000원.pdf 447907 S 2006 4.586 scan-likely Report none 2026-04-20T02:23:47.132334+00:00
237 8857 TKP-26-0132_신양철강_74,290원 - 복사본 PKM/Inbox/발주/2026-03/TKP-26-0132_신양철강/TKP-26-0132_신양철강_74,290원 - 복사본.pdf 450026 S 1937 4.407 scan-likely Specification none 2026-04-20T02:23:47.140119+00:00
238 8944 TrusBill print PKM/Inbox/발주/2026-03/TKP-26-0112_신양철강/TrusBill print.pdf 209087 S 1800 8.815 mixed Report none 2026-04-20T05:51:45.513019+00:00
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"""Phase 2 — markdown canonical layer full backfill.
* legacy pending PDF (Phase 1B/1C/1D 후 잔여) 을 야간 sweep + canary 단계로 변환.
* 1D pilot (25건 controlled_backfill, 23 success / 2 skipped / 0 failed) 가 engineering go signal.
* handwritten 자동 skip (commit 7d0fca2) 와 marker_worker SKIP_DOC_TYPES / MAX_PAGES guard 모두 운영 시점 가드. 본 스크립트는 inventory · sample · enqueue 만 담당.
Subcommands:
inventory pending PDFs 의 dry-run inventory CSV 작성 (skip forecast 포함)
select-canary inventory 에서 stratified 40건 canary sample CSV 작성 (재현성 시드)
enqueue sample CSV 의 doc_id 들을 markdown 큐에 enqueue (one-shot, --no-dry-run 필요)
nightly-enqueue 야간 sweep — disable flag / marker ready / active-queue threshold / DB pool 가드 후 limit 만큼 enqueue + log_tsv
post-report 최종 결과 CSV + markdown 요약 (1D baseline 비교 포함)
실행 (GPU 서버):
docker exec hyungi_document_server-fastapi-1 python /app/scripts/phase2_backfill.py inventory \
--output /app/evals/markdown/phase2_inventory.csv
docker exec hyungi_document_server-fastapi-1 python /app/scripts/phase2_backfill.py select-canary \
--inventory /app/evals/markdown/phase2_inventory.csv \
--output /app/evals/markdown/phase2_canary_sample.csv \
--seed 20260503
docker exec hyungi_document_server-fastapi-1 python /app/scripts/phase2_backfill.py enqueue \
--csv /app/evals/markdown/phase2_canary_sample.csv --no-dry-run
# cron (nightly):
docker exec hyungi_document_server-fastapi-1 python /app/scripts/phase2_backfill.py nightly-enqueue \
--limit 50 --max-active-queue 5 \
--log-tsv /app/evals/markdown/phase2_nightly_log.tsv
docker exec hyungi_document_server-fastapi-1 python /app/scripts/phase2_backfill.py post-report \
--output-csv /app/evals/markdown/phase2_post_report.csv \
--output-md /app/evals/markdown/phase2_post_report.md
"""
import argparse
import asyncio
import csv
import json
import os
import random
import re
import sys
import urllib.error
import urllib.request
from collections import Counter, defaultdict
from datetime import datetime, timezone
from pathlib import Path
# fastapi 컨테이너 WORKDIR=/app — `from models...` import 가능하게 path 추가.
sys.path.insert(0, os.path.join(os.path.dirname(__file__), ".."))
from sqlalchemy import func, select, text
from sqlalchemy.ext.asyncio import AsyncSession, async_sessionmaker, create_async_engine
# marker_worker 룰 미러 (1D pilot 패턴 따름 — drift 회피 위해 한 곳).
SKIP_DOC_TYPES = {
"발주서", "세금계산서", "명세표",
"Invoice", "Purchase_Order", "Estimate", "Statement",
}
# handwritten 자동 skip 키워드 (commit 7d0fca2 의 marker_worker 정의와 동일).
HANDWRITTEN_REGEX = re.compile(r"필기|손글씨|handwritten|handwriting", re.IGNORECASE)
# Inventory 의 page_count proxy — file_size 가 25MB 초과면 MAX_PAGES=200 초과 가능성 높음.
# 실제 marker_worker 가 PyMuPDF 로 page_count 확인 후 결정. 본 forecast 는 plan budget 추정용.
MAX_PAGES_FILESIZE_PROXY = 25 * 1024 * 1024
# stuck 판단 임계 — 평균 변환 시간 ~48s (1D 실측). 30분이면 의심, 60분이면 stuck likely.
STUCK_THRESHOLD_MIN = 60.0
# Disable flag — 사용자 또는 자동 abort 가드가 생성. cron 매 사이클 시작 시 체크.
DISABLE_FLAG_PATH = Path("/tmp/phase2_disable") # 컨테이너 내부 경로 (호스트 mount 별도)
# marker-service ready endpoint (Phase 1B 명세).
MARKER_READY_URL = "http://marker-service:3300/ready"
# ─── helpers ────────────────────────────────────────────────────────────
def _build_engine():
db_url = os.environ["DATABASE_URL"]
return create_async_engine(db_url, pool_pre_ping=True)
def _file_size_band(file_size: int | None) -> str:
if file_size is None:
return "unknown"
if file_size < 1 * 1024 * 1024:
return "S"
if file_size < 10 * 1024 * 1024:
return "M"
return "L"
def _text_density(text_len: int, file_size: int | None) -> float | None:
if not file_size or file_size <= 0:
return None
return text_len / (file_size / 1024.0)
def _text_density_band(density: float | None) -> str:
if density is None:
return "unknown"
if density < 5.0:
return "scan-likely"
if density < 50.0:
return "mixed"
return "born-digital"
def _forecast_skip_reason(file_format: str | None, doc_type: str | None,
title: str | None, file_path: str | None,
file_size: int | None) -> str:
if file_format and file_format.lower() != "pdf":
return "unsupported_extension"
if doc_type and doc_type in SKIP_DOC_TYPES:
return "doctype_skip"
blob = " ".join(filter(None, [title or "", file_path or ""]))
if HANDWRITTEN_REGEX.search(blob):
return "handwritten_hint"
if file_size and file_size > MAX_PAGES_FILESIZE_PROXY:
return "over_max_pages_estimated"
return "none"
def _percentile(values: list[float], p: float) -> float | None:
if not values:
return None
s = sorted(values)
idx = max(0, min(len(s) - 1, int(len(s) * p)))
return s[idx]
def _check_marker_ready() -> bool:
try:
with urllib.request.urlopen(MARKER_READY_URL, timeout=5) as resp:
data = json.load(resp)
return data.get("status") == "ready"
except (urllib.error.URLError, urllib.error.HTTPError, json.JSONDecodeError, OSError):
return False
# ─── inventory ──────────────────────────────────────────────────────────
INVENTORY_COLUMNS = [
"doc_id", "title", "file_path", "file_size", "file_size_band",
"text_len", "text_density", "text_density_band",
"doc_type", "forecast_skip_reason", "created_at",
]
async def cmd_inventory(output: Path) -> None:
engine = _build_engine()
Session = async_sessionmaker(engine, class_=AsyncSession, expire_on_commit=False)
from models.document import Document # type: ignore
async with Session() as session:
rows = (
await session.execute(
select(
Document.id, Document.title, Document.file_path, Document.file_size,
Document.file_format, Document.document_type,
Document.extracted_text, Document.created_at,
).where(
Document.deleted_at.is_(None),
Document.file_format == "pdf",
Document.md_status == "pending",
)
.order_by(Document.created_at.asc())
)
).all()
enriched = []
for r in rows:
text_len = len(r.extracted_text or "")
density = _text_density(text_len, r.file_size)
enriched.append({
"doc_id": r.id,
"title": (r.title or ""),
"file_path": (r.file_path or ""),
"file_size": r.file_size or 0,
"file_size_band": _file_size_band(r.file_size),
"text_len": text_len,
"text_density": round(density, 3) if density is not None else "",
"text_density_band": _text_density_band(density),
"doc_type": r.document_type or "",
"forecast_skip_reason": _forecast_skip_reason(
r.file_format, r.document_type, r.title, r.file_path, r.file_size
),
"created_at": r.created_at.isoformat() if r.created_at else "",
})
output.parent.mkdir(parents=True, exist_ok=True)
with output.open("w", newline="", encoding="utf-8") as f:
writer = csv.DictWriter(f, fieldnames=INVENTORY_COLUMNS, extrasaction="ignore")
writer.writeheader()
for row in enriched:
writer.writerow(row)
skip_dist = Counter(r["forecast_skip_reason"] for r in enriched)
band_dist = Counter(r["file_size_band"] for r in enriched)
density_dist = Counter(r["text_density_band"] for r in enriched)
type_dist = Counter(r["doc_type"] or "(NULL)" for r in enriched)
print(f"\n## Phase 2 inventory")
print(f" total pending PDFs: {len(enriched)}")
print(f" output: {output}")
print(f"\n forecast_skip_reason:")
for k, v in skip_dist.most_common():
print(f" {k:<30} {v:>4}")
print(f"\n file_size_band: ", dict(band_dist))
print(f" text_density_band: ", dict(density_dist))
print(f"\n doc_type top 10:")
for k, v in type_dist.most_common(10):
print(f" {k:<25} {v:>4}")
convert_target = sum(1 for r in enriched if r["forecast_skip_reason"] == "none")
print(f"\n 변환 시도 후보 (forecast_skip_reason='none'): {convert_target}")
print(f" 즉시 skip 예상: {len(enriched) - convert_target}")
await engine.dispose()
# ─── select-canary ──────────────────────────────────────────────────────
CANARY_COLUMNS = [
"doc_id", "title", "file_size", "file_size_band",
"text_density", "text_density_band", "doc_type", "bucket_label",
]
def _select_canary_buckets(candidates: list[dict], rng: random.Random) -> list[dict]:
"""40건 stratified — plan §"Sample budget" 표 참조.
large 6 / scan_likely 2 / study_note 10 / Academic_Paper 8 / Reference 6 /
{Standard,Manual,Specification} 4 / {Note,Report,Memo,NULL} 4 = 40
"""
selected: list[dict] = []
used: set[int] = set()
def take(pool_filter, n: int, label: str) -> None:
avail = [c for c in candidates if c["doc_id"] not in used and pool_filter(c)]
rng.shuffle(avail)
for c in avail[:n]:
picked = dict(c)
picked["bucket_label"] = label
selected.append(picked)
used.add(c["doc_id"])
take(lambda c: c["file_size_band"] == "L", 6, "large")
take(lambda c: c["text_density_band"] == "scan-likely", 2, "scan_likely")
take(lambda c: c["doc_type"] == "study_note" and c["text_density_band"] == "born-digital", 10, "study_note")
take(lambda c: c["doc_type"] == "Academic_Paper" and c["text_density_band"] == "born-digital", 8, "Academic_Paper")
take(lambda c: c["doc_type"] == "Reference" and c["text_density_band"] == "born-digital", 6, "Reference")
take(lambda c: c["doc_type"] in {"Standard", "Manual", "Specification"}, 4, "tech_doc")
take(lambda c: (c["doc_type"] in {"Note", "Report", "Memo"} or not c["doc_type"]), 4, "minor_doc")
if len(selected) < 40:
leftover = [c for c in candidates if c["doc_id"] not in used]
rng.shuffle(leftover)
for c in leftover[: 40 - len(selected)]:
picked = dict(c)
picked["bucket_label"] = "filler"
selected.append(picked)
used.add(c["doc_id"])
return selected[:40]
def cmd_select_canary(inventory: Path, output: Path, seed: int) -> None:
if not inventory.is_file():
print(f"[error] inventory CSV 없음: {inventory}", file=sys.stderr)
sys.exit(1)
candidates: list[dict] = []
with inventory.open(encoding="utf-8") as f:
reader = csv.DictReader(f)
for row in reader:
if row["forecast_skip_reason"] != "none":
continue
candidates.append({
"doc_id": int(row["doc_id"]),
"title": row["title"],
"file_size": int(row["file_size"]) if row["file_size"] else 0,
"file_size_band": row["file_size_band"],
"text_density": row["text_density"],
"text_density_band": row["text_density_band"],
"doc_type": row["doc_type"],
})
rng = random.Random(seed)
selected = _select_canary_buckets(candidates, rng)
output.parent.mkdir(parents=True, exist_ok=True)
with output.open("w", newline="", encoding="utf-8") as f:
writer = csv.DictWriter(f, fieldnames=CANARY_COLUMNS, extrasaction="ignore")
writer.writeheader()
for s in selected:
writer.writerow({col: s.get(col, "") for col in CANARY_COLUMNS})
bucket_dist = Counter(s["bucket_label"] for s in selected)
print(f"\n## Canary sample (seed={seed})")
print(f" selected: {len(selected)} / 40")
print(f" output: {output}")
print(f"\n bucket_label:")
for k, v in bucket_dist.most_common():
print(f" {k:<20} {v:>3}")
print(f"\n doc_id list:")
for s in sorted(selected, key=lambda x: (x["bucket_label"], x["doc_id"])):
print(f" {s['doc_id']:>5} [{s['bucket_label']:<14}] {(s['title'] or '-')[:60]}")
# ─── enqueue (one-shot from CSV) ─────────────────────────────────────────
async def cmd_enqueue(csv_path: Path, dry_run: bool) -> None:
if not csv_path.is_file():
print(f"[error] sample CSV 없음: {csv_path}", file=sys.stderr)
sys.exit(1)
ids: list[int] = []
with csv_path.open(encoding="utf-8") as f:
reader = csv.DictReader(f)
for row in reader:
ids.append(int(row["doc_id"]))
if not ids:
print("[abort] enqueue 대상 없음.")
return
print(f"[targets] {len(ids)} doc_ids: {ids[:10]}{'' if len(ids) > 10 else ''}")
if dry_run:
print("[dry-run] --no-dry-run 으로 다시 실행하면 실제 enqueue.")
return
if not _check_marker_ready():
print("[abort] marker-service /ready 가 ready 가 아님. enqueue 중단.")
sys.exit(2)
engine = _build_engine()
Session = async_sessionmaker(engine, class_=AsyncSession, expire_on_commit=False)
from models.queue import enqueue_stage # type: ignore
enqueued, skipped = [], []
async with Session() as session:
for doc_id in ids:
ok = await enqueue_stage(session, doc_id, "markdown")
(enqueued if ok else skipped).append(doc_id)
await session.commit()
print(f"\nenqueued: {len(enqueued)}, skipped (이미 active): {len(skipped)}")
if skipped:
print(f" skipped ids: {skipped[:20]}{'' if len(skipped) > 20 else ''}")
await engine.dispose()
# ─── nightly-enqueue (cron-friendly) ─────────────────────────────────────
NIGHTLY_TSV_COLUMNS = [
"date", "enqueued", "active_queue_at_start", "active_queue_oldest_age_min",
"pending_pool_remaining", "abort_reason", "marker_ready",
]
def _append_tsv(log_tsv: Path, row: dict) -> None:
log_tsv.parent.mkdir(parents=True, exist_ok=True)
new_file = not log_tsv.exists() or log_tsv.stat().st_size == 0
with log_tsv.open("a", encoding="utf-8") as f:
if new_file:
f.write("\t".join(NIGHTLY_TSV_COLUMNS) + "\n")
f.write("\t".join(str(row.get(col, "")) for col in NIGHTLY_TSV_COLUMNS) + "\n")
async def cmd_nightly_enqueue(limit: int, max_active_queue: int, log_tsv: Path,
dry_run: bool) -> None:
today = datetime.now().strftime("%Y-%m-%d")
base_row = {
"date": today,
"enqueued": 0,
"active_queue_at_start": "",
"active_queue_oldest_age_min": "",
"pending_pool_remaining": "",
"abort_reason": "",
"marker_ready": "",
}
# 1. disable flag
if DISABLE_FLAG_PATH.exists():
base_row["abort_reason"] = "disable_flag"
_append_tsv(log_tsv, base_row)
print(f"[abort] disable flag 존재: {DISABLE_FLAG_PATH}")
return
# 2. marker ready
marker_ready = _check_marker_ready()
base_row["marker_ready"] = 1 if marker_ready else 0
if not marker_ready:
base_row["abort_reason"] = "marker_unhealthy"
_append_tsv(log_tsv, base_row)
print("[abort] marker-service /ready 가 ready 아님")
return
engine = _build_engine()
Session = async_sessionmaker(engine, class_=AsyncSession, expire_on_commit=False)
from models.document import Document # type: ignore
from models.queue import ProcessingQueue, enqueue_stage # type: ignore
# 3. active queue check + oldest age
async with Session() as session:
active_stats = (await session.execute(text("""
SELECT COUNT(*) AS active_count,
COALESCE(EXTRACT(EPOCH FROM (NOW() - MIN(COALESCE(started_at, created_at))))/60, 0) AS oldest_age_min
FROM processing_queue
WHERE stage='markdown' AND status IN ('pending','processing')
"""))).first()
active_count = int(active_stats[0])
oldest_age = float(active_stats[1])
base_row["active_queue_at_start"] = active_count
base_row["active_queue_oldest_age_min"] = round(oldest_age, 1)
if active_count > max_active_queue:
base_row["abort_reason"] = "active_queue_threshold"
_append_tsv(log_tsv, base_row)
print(f"[skip] active queue {active_count} > threshold {max_active_queue} (oldest {oldest_age:.1f}min)")
if oldest_age > STUCK_THRESHOLD_MIN:
print(f"[warn] oldest active row age {oldest_age:.1f}min > {STUCK_THRESHOLD_MIN}min — possible stuck")
await engine.dispose()
return
# 4. pending pool query
async with Session() as session:
pool_rows = (
await session.execute(text(f"""
SELECT id FROM documents
WHERE deleted_at IS NULL
AND file_format='pdf'
AND md_status='pending'
AND id NOT IN (
SELECT document_id FROM processing_queue
WHERE stage='markdown' AND status IN ('pending','processing')
)
ORDER BY created_at ASC
LIMIT {int(limit)}
"""))
).all()
pool_ids = [r[0] for r in pool_rows]
if not pool_ids:
base_row["abort_reason"] = "pool_empty"
base_row["pending_pool_remaining"] = 0
_append_tsv(log_tsv, base_row)
print("[done] pending pool empty — Phase 2 backfill 자연 완료 신호.")
await engine.dispose()
return
if dry_run:
print(f"[dry-run] would enqueue {len(pool_ids)} ids: {pool_ids[:10]}{'' if len(pool_ids) > 10 else ''}")
await engine.dispose()
return
# 5. enqueue
enqueued, skipped = [], []
async with Session() as session:
for doc_id in pool_ids:
ok = await enqueue_stage(session, doc_id, "markdown")
(enqueued if ok else skipped).append(doc_id)
await session.commit()
# 6. pending pool remaining (post-enqueue)
async with Session() as session:
remaining_count = (
await session.execute(text("""
SELECT COUNT(*) FROM documents d
WHERE d.deleted_at IS NULL
AND d.file_format='pdf'
AND d.md_status='pending'
AND d.id NOT IN (
SELECT document_id FROM processing_queue
WHERE stage='markdown' AND status IN ('pending','processing')
)
"""))
).scalar()
base_row["enqueued"] = len(enqueued)
base_row["pending_pool_remaining"] = int(remaining_count or 0)
_append_tsv(log_tsv, base_row)
print(f"\n[ok] enqueued={len(enqueued)} skipped={len(skipped)} remaining_pool={remaining_count}")
await engine.dispose()
# ─── post-report ────────────────────────────────────────────────────────
POST_REPORT_COLUMNS = [
"doc_id", "title", "final_md_status", "md_extraction_engine", "md_extraction_engine_version",
"elapsed_ms_estimate", "text_length_ratio", "markdown_heading_count",
"markdown_table_row_count", "markdown_image_count", "warnings", "phase2_processed_at",
]
# 1D pilot baseline (project_markdown_canonical_layer.md, Phase 1D 결과 섹션).
BASELINE_1D = {
"success_rate": 0.92, # 23/25
"skipped_rate": 0.08,
"failed_rate": 0.0,
"elapsed_p50_ms": 34000,
"elapsed_p90_ms": 112000,
"text_length_ratio_p50": 1.15,
"warnings_heading_jump_pct": 0.86, # 24/28
"warnings_low_image_alt_pct": 0.89, # 25/28
}
async def cmd_post_report(output_csv: Path, output_md: Path,
phase2_start: str | None) -> None:
"""Phase 2 sweep 결과 집계 + 1D baseline 비교.
phase2_start: ISO timestamp (예: '2026-05-03T00:00:00Z'). 이후 처리된 doc 만 집계.
None 이면 sample CSV 들에서 doc_id union 으로 한정 (별도 인자 미지원 — 기본 = NULL = 전 history).
실용적으로는 phase2_start 사용 권장 (Phase 2 코드 push 후 시각).
"""
engine = _build_engine()
Session = async_sessionmaker(engine, class_=AsyncSession, expire_on_commit=False)
from models.document import Document # type: ignore
from models.queue import ProcessingQueue # type: ignore
async with Session() as session:
cond = [Document.deleted_at.is_(None), Document.file_format == "pdf"]
if phase2_start:
cond.append(Document.md_generated_at >= phase2_start)
else:
cond.append(Document.md_generated_at.is_not(None))
rows = (
await session.execute(
select(
Document.id, Document.title, Document.md_status,
Document.md_extraction_engine, Document.md_extraction_engine_version,
Document.md_extraction_quality, Document.md_extraction_error,
Document.md_generated_at,
).where(*cond)
)
).all()
ids = [r.id for r in rows]
if ids:
q_rows = (
await session.execute(
select(
ProcessingQueue.document_id,
ProcessingQueue.started_at,
ProcessingQueue.completed_at,
).where(
ProcessingQueue.document_id.in_(ids),
ProcessingQueue.stage == "markdown",
)
)
).all()
else:
q_rows = []
elapsed: dict[int, float] = {}
for q in q_rows:
if q.started_at and q.completed_at:
elapsed[q.document_id] = (q.completed_at - q.started_at).total_seconds() * 1000
# CSV
enriched_rows = []
for r in rows:
q = r.md_extraction_quality or {}
m = q.get("metrics") if isinstance(q, dict) else {}
m = m or {}
warnings = q.get("warnings") if isinstance(q, dict) else []
enriched_rows.append({
"doc_id": r.id,
"title": (r.title or "")[:120],
"final_md_status": r.md_status,
"md_extraction_engine": r.md_extraction_engine or "",
"md_extraction_engine_version": r.md_extraction_engine_version or "",
"elapsed_ms_estimate": int(elapsed.get(r.id, 0)) if r.id in elapsed else "",
"text_length_ratio": m.get("text_length_ratio", "") if m else "",
"markdown_heading_count": m.get("markdown_heading_count", "") if m else "",
"markdown_table_row_count": m.get("markdown_table_row_count", "") if m else "",
"markdown_image_count": m.get("markdown_image_count", "") if m else "",
"warnings": ",".join(warnings) if isinstance(warnings, list) else "",
"phase2_processed_at": r.md_generated_at.isoformat() if r.md_generated_at else "",
})
output_csv.parent.mkdir(parents=True, exist_ok=True)
with output_csv.open("w", newline="", encoding="utf-8") as f:
writer = csv.DictWriter(f, fieldnames=POST_REPORT_COLUMNS, extrasaction="ignore")
writer.writeheader()
for row in enriched_rows:
writer.writerow(row)
# Markdown summary
total = len(rows)
by_status = Counter(r.md_status for r in rows)
success_n = by_status.get("success", 0)
skipped_n = by_status.get("skipped", 0)
failed_n = by_status.get("failed", 0)
success_rows = [r for r in rows if r.md_status == "success"]
text_ratios = []
heading_jump_count = 0
low_image_alt_count = 0
new_warnings: Counter = Counter()
KNOWN_WARNINGS = {"heading_hierarchy_jump", "low_image_alt_text_ratio"}
for r in success_rows:
q = r.md_extraction_quality or {}
m = q.get("metrics") if isinstance(q, dict) else {}
m = m or {}
if isinstance(m.get("text_length_ratio"), (int, float)):
text_ratios.append(float(m["text_length_ratio"]))
warnings = q.get("warnings") if isinstance(q, dict) else []
if isinstance(warnings, list):
if "heading_hierarchy_jump" in warnings:
heading_jump_count += 1
if "low_image_alt_text_ratio" in warnings:
low_image_alt_count += 1
for w in warnings:
if w not in KNOWN_WARNINGS:
new_warnings[w] += 1
elapsed_succ = [elapsed[r.id] for r in success_rows if r.id in elapsed]
elapsed_p50 = _percentile(elapsed_succ, 0.5)
elapsed_p90 = _percentile(elapsed_succ, 0.9)
text_ratio_p50 = _percentile(text_ratios, 0.5)
skip_reasons = Counter()
for r in rows:
if r.md_status == "skipped":
reason = (r.md_extraction_error or "unknown").split(":", 1)[0]
skip_reasons[reason.strip()] += 1
failed_rows = [r for r in rows if r.md_status == "failed"]
outliers = []
for r in success_rows:
e = elapsed.get(r.id)
if e and e > 300_000:
outliers.append((r.id, f"elapsed_ms={int(e)}"))
q = r.md_extraction_quality or {}
m = q.get("metrics") if isinstance(q, dict) else {}
m = m or {}
ratio = m.get("text_length_ratio")
if isinstance(ratio, (int, float)) and (ratio < 0.5 or ratio > 10):
outliers.append((r.id, f"text_length_ratio={ratio:.2f}"))
def pct(n: int, d: int) -> str:
return f"{n/d*100:.0f}%" if d else "-"
def delta_pp(actual_n: int, actual_d: int, baseline: float) -> str:
if not actual_d:
return "-"
return f"{(actual_n/actual_d - baseline)*100:+.1f}pp"
def fmt_num(v) -> str:
if v is None:
return "-"
if isinstance(v, float):
return f"{v:.2f}"
return str(v)
scope_line = "Scope: file_format='pdf' AND deleted_at IS NULL"
if phase2_start:
scope_line += f" AND md_generated_at >= {phase2_start}"
else:
scope_line += " AND md_generated_at IS NOT NULL"
md_lines = [
"# Phase 2 Post-report",
"",
f"Generated: {datetime.now(timezone.utc).isoformat()}",
scope_line,
"",
f"## 처리 분포 (총 {total}건)",
"| status | count | rate |",
"|---|---|---|",
f"| success | {success_n} | {pct(success_n, total)} |",
f"| skipped | {skipped_n} | {pct(skipped_n, total)} |",
f"| failed | {failed_n} | {pct(failed_n, total)} |",
"",
"## vs 1D baseline 비교",
"| 메트릭 | 1D | Phase 2 | delta |",
"|---|---|---|---|",
f"| success rate | 92% | {pct(success_n, total)} | {delta_pp(success_n, total, BASELINE_1D['success_rate'])} |",
f"| skipped rate | 8% | {pct(skipped_n, total)} | {delta_pp(skipped_n, total, BASELINE_1D['skipped_rate'])} |",
f"| failed rate | 0% | {pct(failed_n, total)} | {delta_pp(failed_n, total, BASELINE_1D['failed_rate'])} |",
f"| elapsed_ms p50 | 34000 | {fmt_num(int(elapsed_p50)) if elapsed_p50 else '-'} | - |",
f"| elapsed_ms p90 | 112000 | {fmt_num(int(elapsed_p90)) if elapsed_p90 else '-'} | - |",
f"| text_length_ratio p50 | 1.15 | {fmt_num(text_ratio_p50)} | - |",
f"| warnings: heading_hierarchy_jump | 86% | {pct(heading_jump_count, success_n)} | - |",
f"| warnings: low_image_alt_text_ratio | 89% | {pct(low_image_alt_count, success_n)} | - |",
"",
"## skip reason 분포",
]
for reason, c in skip_reasons.most_common():
md_lines.append(f"- `{reason}`: {c}")
if not skip_reasons:
md_lines.append("- (no skipped)")
md_lines += [
f"",
f"## failed 케이스 ({len(failed_rows)}건)",
]
for r in failed_rows:
md_lines.append(f"- doc {r.id} `{(r.title or '-')[:60]}`: {r.md_extraction_error or '-'}")
if not failed_rows:
md_lines.append("- (no failed)")
md_lines += [
f"",
f"## outlier ({len(outliers)}건)",
]
for doc_id, note in outliers[:30]:
md_lines.append(f"- doc {doc_id}: {note}")
if not outliers:
md_lines.append("- (no outliers)")
if new_warnings:
md_lines += [f"", f"## 신규 warning 종류 (1D 미관측)"]
for w, c in new_warnings.most_common():
md_lines.append(f"- `{w}`: {c}")
output_md.parent.mkdir(parents=True, exist_ok=True)
output_md.write_text("\n".join(md_lines) + "\n", encoding="utf-8")
print(f"\n## Phase 2 post-report")
print(f" CSV: {output_csv}")
print(f" MD: {output_md}")
print(f" scope: {total} rows (success {success_n} / skipped {skipped_n} / failed {failed_n})")
await engine.dispose()
# ─── main ───────────────────────────────────────────────────────────────
def main() -> None:
parser = argparse.ArgumentParser(
description="Phase 2 markdown canonical layer full backfill",
formatter_class=argparse.RawDescriptionHelpFormatter,
)
sub = parser.add_subparsers(dest="cmd", required=True)
p_inv = sub.add_parser("inventory", help="pending PDFs dry-run inventory CSV")
p_inv.add_argument("--output", type=Path, required=True)
p_can = sub.add_parser("select-canary", help="stratified 40 canary sample CSV")
p_can.add_argument("--inventory", type=Path, required=True)
p_can.add_argument("--output", type=Path, required=True)
p_can.add_argument("--seed", type=int, default=20260503)
p_enq = sub.add_parser("enqueue", help="enqueue from sample CSV (one-shot)")
p_enq.add_argument("--csv", type=Path, required=True)
g = p_enq.add_mutually_exclusive_group()
g.add_argument("--dry-run", dest="dry_run", action="store_true", default=True)
g.add_argument("--no-dry-run", dest="dry_run", action="store_false")
p_nig = sub.add_parser("nightly-enqueue", help="nightly cron sweep")
p_nig.add_argument("--limit", type=int, default=50)
p_nig.add_argument("--max-active-queue", type=int, default=5)
p_nig.add_argument("--log-tsv", type=Path, required=True)
p_nig.add_argument("--dry-run", action="store_true", default=False)
p_rep = sub.add_parser("post-report", help="final results CSV + markdown summary")
p_rep.add_argument("--output-csv", type=Path, required=True)
p_rep.add_argument("--output-md", type=Path, required=True)
p_rep.add_argument("--phase2-start", type=str, default=None,
help="ISO timestamp; only docs with md_generated_at >= this are counted")
args = parser.parse_args()
if args.cmd == "inventory":
asyncio.run(cmd_inventory(args.output))
elif args.cmd == "select-canary":
cmd_select_canary(args.inventory, args.output, args.seed)
elif args.cmd == "enqueue":
asyncio.run(cmd_enqueue(args.csv, args.dry_run))
elif args.cmd == "nightly-enqueue":
asyncio.run(cmd_nightly_enqueue(args.limit, args.max_active_queue, args.log_tsv, args.dry_run))
elif args.cmd == "post-report":
asyncio.run(cmd_post_report(args.output_csv, args.output_md, args.phase2_start))
if __name__ == "__main__":
main()