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tier=full
gwanbo_table champ_r1 n= 100 missing=0 bbox 0.9192 foreign 0.0500 order 0.7348 cer 0.0986
gwanbo_table champ_r2 n= 100 missing=0 bbox 0.9182 foreign 0.0800 order 0.7365 cer 0.0949
gwanbo_table deepseek n= 100 missing=0 bbox 0.3785 foreign 1234.4600 order 0.7344 cer 0.3425
gwanbo_table mineru n= 100 missing=0 bbox 0.0000 foreign 0.0000 order 0.7212 cer 0.1027
gwanbo_table ovis n= 100 missing=0 bbox 0.0000 foreign 6.3500 order 0.7359 cer 0.0961
gwanbo_table paddle n= 100 missing=0 bbox 0.0000 foreign 0.1500 order 0.7339 cer 0.1178
gwanbo_table unlimited n= 100 missing=0 bbox 0.9939 foreign 89.2600 order 0.7257 cer 0.1474
kdi_headings champ_r1 n= 202 missing=0 bbox 0.9846 foreign 0.0000 order 0.9654 cer 0.0981 heading_recall 0.8168
kdi_headings champ_r2 n= 202 missing=0 bbox 0.9846 foreign 0.0000 order 0.9654 cer 0.0981 heading_recall 0.8218
kdi_headings deepseek n= 202 missing=0 bbox 0.4837 foreign 13.8000 cer 0.1729 heading_recall 0.4208 order 0.9875
kdi_headings mineru n= 202 missing=0 bbox 0.0000 foreign 0.0300 order 0.9874 cer 0.0634 heading_recall 0.7921
kdi_headings ovis n= 202 missing=0 bbox 0.0000 foreign 5.5300 order 0.9662 cer 0.1433 heading_recall 0.6634
kdi_headings paddle n= 202 missing=0 bbox 0.0000 foreign 0.0000 order 0.9864 cer 0.1361 heading_recall 0.8812
kdi_headings unlimited n= 202 missing=0 bbox 0.9821 foreign 0.0000 order 0.9639 cer 0.0991 heading_recall 0.7426
kostat_wide champ_r1 n= 100 missing=0 bbox 0.9150 foreign 0.0319 teds 0.7285 teds_s 0.7516 grid_exact 0.0900
kostat_wide champ_r2 n= 100 missing=0 bbox 0.9146 foreign 0.0323 teds 0.7258 teds_s 0.7493 grid_exact 0.0900
kostat_wide deepseek n= 100 missing=0 bbox 0.4790 foreign 0.0426 teds 0.6506 teds_s 0.7040 grid_exact 0.0800
kostat_wide mineru n= 100 missing=0 bbox 0.0000 foreign 0.0110 teds 0.7039 teds_s 0.7328 grid_exact 0.0700
kostat_wide ovis n= 100 missing=0 bbox 0.0000 foreign 3.7800 teds 0.7508 teds_s 0.7998 grid_exact 0.1100
kostat_wide paddle n= 100 missing=0 bbox 0.0000 foreign 0.0100 teds 0.7399 teds_s 0.7811 grid_exact 0.1000
kostat_wide unlimited n= 100 missing=0 bbox 0.9848 foreign 2.0300 teds 0.7413 teds_s 0.7789 grid_exact 0.0700
suneung2026 champ_r1 n= 698 missing=0 bbox 0.9535 foreign 0.2981 order 0.8639 cer 0.3090 mark_keep 0.7043
suneung2026 champ_r2 n= 698 missing=0 bbox 0.9544 foreign 0.2981 order 0.8657 cer 0.3153 mark_keep 0.6943
suneung2026 deepseek n= 698 missing=0 bbox 0.4594 foreign 169.0385 order 0.8593 cer 0.4177 mark_keep 0.6449
suneung2026 mineru n= 698 missing=0 bbox 0.0000 foreign 0.8462 order 0.9587 cer 0.2785 mark_keep 0.7077
suneung2026 ovis n= 698 missing=0 bbox 0.0000 foreign 11.7019 order 0.8677 cer 0.3243 mark_keep 0.7064
suneung2026 paddle n= 698 missing=0 bbox 0.0000 foreign 1.9038 order 0.9415 cer 0.2778 mark_keep 0.7035
suneung2026 unlimited n= 698 missing=0 bbox 0.9515 foreign 0.2981 order 0.8580 cer 0.2976 mark_keep 0.6964
tables champ_r1 n= 100 missing=0 bbox 0.8483 foreign 0.0510 teds 0.6543 teds_s 0.6929 grid_exact 0.1200
tables champ_r2 n= 100 missing=0 bbox 0.8542 foreign 0.0510 teds 0.6601 teds_s 0.6988 grid_exact 0.1200
tables deepseek n= 100 missing=0 bbox 0.5032 foreign 0.2198 teds 0.5531 teds_s 0.6266 grid_exact 0.0600
tables mineru n= 100 missing=0 bbox 0.0000 teds 0.6402 teds_s 0.6804 grid_exact 0.2300 foreign 0.2258
tables ovis n= 100 missing=0 bbox 0.0000 foreign 5.9898 teds 0.6323 teds_s 0.6918 grid_exact 0.2000
tables paddle n= 100 missing=0 bbox 0.0000 foreign 0.1546 teds 0.6232 teds_s 0.6686 grid_exact 0.1900
tables unlimited n= 100 missing=0 bbox 0.9737 foreign 0.0510 teds 0.6250 teds_s 0.6709 grid_exact 0.0900
user_real champ_r1 n= 100 missing=0 bbox 0.9326 foreign 0.3200 order 0.8762 cer 0.5488
user_real champ_r2 n= 100 missing=0 bbox 0.9356 foreign 0.3400 order 0.8761 cer 0.5446
user_real deepseek n= 100 missing=0 bbox 0.5104 foreign 0.2800 order 0.8829 cer 0.5279
user_real mineru n= 100 missing=0 bbox 0.0000 foreign 0.4800 order 0.8692 cer 0.5874
user_real ovis n= 100 missing=0 bbox 0.0000 foreign 8.6100 order 0.8735 cer 0.5365
user_real paddle n= 100 missing=0 bbox 0.0000 foreign 0.2300 order 0.8424 cer 0.5201
user_real unlimited n= 100 missing=0 bbox 0.9362 foreign 153.9900 order 0.8879 cer 0.5296
tier=full
gwanbo_table clova_bbox n= 100 missing=0 bbox 1.0000 foreign 0.0400 order 0.7105 cer 0.1660
gwanbo_table gemini31_bbox n= 100 missing=0 bbox 0.8874 foreign 0.0000 order 0.7322 cer 0.1094
gwanbo_table gemini35_bbox n= 100 missing=0 bbox 0.8068 foreign 0.0100 cer 0.4061 order 0.7216
gwanbo_table mistral_bbox n= 100 missing=0 bbox 0.9953 foreign 0.2000 order 0.7353 cer 0.0799
kdi_headings clova_bbox n= 202 missing=0 bbox 1.0000 foreign 0.0000 order 0.9655 cer 0.0952 heading_recall 0.0000
kdi_headings gemini31_bbox n= 202 missing=0 bbox 0.9652 foreign 0.0000 order 0.9681 cer 0.1027 heading_recall 0.8515
kdi_headings gemini35_bbox n= 202 missing=0 bbox 0.9014 foreign 0.0500 order 0.9653 cer 0.2132 heading_recall 0.7426
kdi_headings mistral_bbox n= 202 missing=0 bbox 0.9553 foreign 0.0000 order 0.9632 cer 0.0959 heading_recall 0.8614
kostat_wide clova_bbox n= 100 missing=0 bbox 1.0000 foreign 0.0500 teds 0.7211 teds_s 0.7774 grid_exact 0.0600
kostat_wide gemini31_bbox n= 100 missing=0 bbox 0.9784 foreign 0.0101 teds 0.7557 teds_s 0.7885 grid_exact 0.1000
kostat_wide gemini35_bbox n= 100 missing=0 bbox 0.9462 foreign 0.0137 teds 0.5595 teds_s 0.5825 grid_exact 0.0700
kostat_wide mistral_bbox n= 100 missing=0 bbox 0.9571 foreign 0.0100 teds 0.7672 teds_s 0.7981 grid_exact 0.1000
suneung2026 clova_bbox n= 698 missing=0 bbox 1.0000 foreign 0.3269 order 0.6033 cer 0.8457 mark_keep 0.6504
suneung2026 gemini31_bbox n= 698 missing=0 bbox 0.7747 foreign 0.0000 order 0.8463 cer 0.5517 mark_keep 0.8700
suneung2026 gemini35_bbox n= 698 missing=0 bbox 0.7881 foreign 0.0769 cer 0.6603 mark_keep 0.6123 order 0.7805
suneung2026 mistral_bbox n= 698 missing=0 bbox 0.8835 foreign 0.0673 order 0.8636 cer 0.2664 mark_keep 0.8461
tables clova_bbox n= 100 missing=0 bbox 1.0000 foreign 0.2000 teds 0.6430 teds_s 0.6959 grid_exact 0.1000
tables gemini31_bbox n= 100 missing=0 bbox 0.9269 foreign 0.1010 teds 0.5854 teds_s 0.6576 grid_exact 0.1100
tables gemini35_bbox n= 100 missing=0 bbox 0.9659 foreign 0.0633 teds 0.5009 teds_s 0.5462 grid_exact 0.0700
tables mistral_bbox n= 100 missing=0 bbox 0.9499 foreign 0.2525 teds 0.6372 teds_s 0.7023 grid_exact 0.1600
user_real clova_bbox n= 100 missing=0 bbox 1.0000 foreign 0.0100 order 0.7664 cer 0.6407
user_real gemini31_bbox n= 100 missing=0 bbox 0.9206 foreign 0.0500 order 0.8668 cer 0.4723
user_real gemini35_bbox n= 100 missing=0 bbox 0.8935 foreign 0.0400 order 0.7977 cer 0.6244
user_real mistral_bbox n= 100 missing=0 bbox 0.9233 foreign 0.0300 order 0.8775 cer 0.4795
tier=full
gwanbo_table clova_fixed n= 100 missing=0 bbox 0.0000 foreign 0.0400 order 0.6812 cer 0.2366
gwanbo_table gemini_html n= 100 missing=0 bbox 0.0000 foreign 0.0000 order 0.7346 cer 0.0757
kdi_headings clova_fixed n= 202 missing=0 bbox 0.0000 foreign 0.0000 order 0.9656 cer 0.0928 heading_recall 0.0000
kdi_headings gemini_html n= 202 missing=0 bbox 0.0000 foreign 0.0000 order 0.9664 cer 0.0958 heading_recall 0.9158
kostat_wide clova_fixed n= 100 missing=0 bbox 0.0000 foreign 0.0500 teds 0.7211 teds_s 0.7774 grid_exact 0.0600
kostat_wide gemini_html n= 100 missing=0 bbox 0.0000 foreign 0.0104 teds 0.7311 teds_s 0.7631 grid_exact 0.1000
suneung2026 clova_fixed n= 698 missing=0 bbox 0.0000 foreign 0.3269 order 0.6452 cer 0.7430 mark_keep 0.6791
suneung2026 gemini_html n= 698 missing=0 bbox 0.0000 foreign 0.0000 order 0.8563 cer 0.4237 mark_keep 0.8436
tables clova_fixed n= 100 missing=0 bbox 0.0000 foreign 0.4000 teds 0.6425 teds_s 0.6959 grid_exact 0.1000
tables gemini_html n= 100 missing=0 bbox 0.0000 foreign 0.0510 teds 0.6138 teds_s 0.6810 grid_exact 0.1100
user_real clova_fixed n= 100 missing=0 bbox 0.0000 foreign 0.0100 order 0.7444 cer 0.5635
user_real gemini_html n= 100 missing=0 bbox 0.0000 foreign 0.0400 order 0.8623 cer 0.4267
tier=full
gwanbo_table gvision n= 100 missing=0 bbox 0.8826 foreign 0.0800 order 0.6559 cer 0.3304
gwanbo_table mistral n= 100 missing=0 bbox 0.0000 foreign 0.1700 order 0.7353 cer 0.0799
kdi_headings gvision n= 202 missing=0 bbox 0.7356 foreign 0.0100 order 0.9637 cer 0.0938 heading_recall 0.0000
kdi_headings mistral n= 202 missing=0 bbox 0.0000 foreign 0.0000 order 0.9654 cer 0.0959 heading_recall 0.8614
kostat_wide gvision n= 100 missing=0 bbox 0.9382 teds 0.0000 teds_s 0.0000 grid_exact 0.0000
kostat_wide mistral n= 100 missing=0 bbox 0.0000 foreign 0.0100 teds 0.7661 teds_s 0.7969 grid_exact 0.1000
suneung2026 gvision n= 698 missing=0 bbox 0.7047 foreign 0.4712 order 0.7907 cer 0.4804 mark_keep 0.7143
suneung2026 mistral n= 698 missing=0 bbox 0.0000 foreign 0.0673 order 0.8622 cer 0.2638 mark_keep 0.8325
tables gvision n= 100 missing=0 bbox 0.9148 teds 0.0000 teds_s 0.0000 grid_exact 0.0000
tables mistral n= 100 missing=0 bbox 0.0000 foreign 0.2525 teds 0.6365 teds_s 0.7005 grid_exact 0.1600
user_real gvision n= 100 missing=0 bbox 0.8016 foreign 0.2700 order 0.7730 cer 0.5942
user_real mistral n= 100 missing=0 bbox 0.0000 foreign 0.0300 order 0.8764 cer 0.4790
tier=full
handwritten clova_fixed n= 19 missing=0 bbox 0.0000 foreign 0.0000 order 0.7701 cer 0.5386
handwritten gemini_html n= 19 missing=0 bbox 0.0000 foreign 0.1053 order 0.9816 cer 0.1388
tier=full
handwritten gvision n= 19 missing=0 bbox 0.8063 foreign 1.4737 order 0.8504 cer 0.4341
handwritten mistral n= 19 missing=0 bbox 0.0000 foreign 0.0000 order 0.9827 cer 0.3783
End of preview. Expand in Data Studio

KoOCR-Bench v1.2

한국어 문서 OCR·문서 파싱 벤치마크입니다. 실제 한국 문서 623쪽(7개 영역)으로 글자, 표, 제목, 읽기 순서, 좌표를 함께 평가합니다. 평가 전용입니다. 학습에 쓰지 마세요.

A Korean document OCR / parsing benchmark: 623 real Korean pages in 7 slices, scoring text, HTML tables, headings, reading order and block boxes. Evaluation only.

구성

영역 (slice) 쪽 정답 출처
tables 100 HWPX 원본 표 격자 korea.kr 정책브리핑 첨부 (공공누리 제1유형)
kostat_wide 100 원본 통계표 격자 통계청 공개 통계표
gwanbo_table 100 PDF 텍스트층 대한민국 관보
kdi_headings 100 저자 북마크 제목 + PDF 텍스트층 KDI 보고서
suneung2026 104 PDF 텍스트층 2026학년도 대학수학능력시험
user_real 100 PDF 텍스트층 실사용자 업로드 문서
handwritten 19 사람이 읽어 전사 웹에 공유된 손글씨 학습 노트

영역별 출처와 라이선스는 manifest.jsonl의 source, license 필드에 있습니다.

채점 (code/koocr_score.py, code/koocr_total.py)

  • 글자 영역: 1 − CER. 비교 전에 마크업, 공백, 줄바꿈을 지우고 NFKC 정규화한 뒤 글자와 숫자만 남깁니다. 띄어쓰기, 줄바꿈, 문장부호 표기 차이는 감점하지 않습니다.
  • 외국 문자 패널티: 한국어 벤치이므로, 정답에 없는 외국 문자(한자, 가나, 키릴 등)는 일반 오류 1개 + 추가 2개로 셉니다. 정답에 실제로 있는 한자(관보, 수능)는 감점하지 않습니다.
  • 반복 폭주: 페이지 CER은 1에서 자릅니다.
  • 표: HTML <table>만 채점합니다(TEDS). <th>/<td> 차이와 rowspan/colspan 외 속성은 무시합니다. Markdown 표는 0점입니다.
  • bbox: 블록 중 좌표가 붙은 블록의 비율입니다.
  • 읽기 순서: 정답 줄이 출력에서 나오는 순서의 최장 증가 부분열 비율입니다.
  • 제목: KDI 저자 북마크 제목 재현율입니다.

배점

gwanbo kostat kdi tables handwriting user bbox order suneung heading grid
0.15 0.18 0.12 0.12 0.10 0.10 0.08 0.05 0.05 0.04 0.02

총점은 측정한 항목의 가중치 합으로 나눠 정규화합니다. v1.1(2026-10-05)에서 통계표와 표 비중을 올리고, 읽기 순서(줄 단위 거친 지표)와 표 정확일치(엔진 간 변별력 낮음) 비중을 낮췄습니다.

결과 (2026-10-05, 604쪽, 필기 제외)

rank engine total gwanbo kostat kdi tables user bbox order suneung heading grid
1 mistral-ocr 0.7734 0.920 0.767 0.904 0.637 0.520 0.917 0.871 0.734 0.861 0.130
2 schift-ocr (ours) 0.7551 0.903 0.727 0.902 0.657 0.453 0.944 0.873 0.688 0.819 0.105
3 mineru-4 (advanced) 0.7523 0.897 0.704 0.937 0.640 0.413 0.941 0.934 0.722 0.792 0.150
4 paddleocr-vl-1.6 0.7483 0.882 0.740 0.864 0.623 0.480 0.858 0.922 0.722 0.881 0.145
5 unlimited-ocr (base) 0.7454 0.853 0.741 0.901 0.625 0.470 0.963 0.868 0.702 0.743 0.080
6 gemini-3.1-flash-lite 0.7363 0.891 0.756 0.897 0.585 0.528 0.852 0.860 0.448 0.852 0.105
7 ovisocr2 0.6625 0.904 0.751 0.857 0.632 0.464 0.000 0.874 0.676 0.663 0.155
8 clova-ocr 0.6600 0.834 0.721 0.905 0.643 0.359 1.000 0.694 0.154 0.000 0.080
9 deepseek-ocr 0.6119 0.657 0.651 0.827 0.553 0.472 0.466 0.874 0.582 0.421 0.070
10 gemini-3.5-flash-lite 0.5910 0.594 0.559 0.787 0.501 0.376 0.841 0.811 0.340 0.743 0.070
11 google-vision 0.4147 0.670 0.000 0.906 0.000 0.406 0.765 0.809 0.520 0.000 0.000
  • 모든 엔진은 temperature 0, repetition_penalty 1.0, 디코딩 트릭 없이 한 번 실행했습니다. schift-ocr은 같은 조건 2회 평균입니다.
  • 출력 형식과 공식 프롬프트는 FORMAT.md에 있습니다. 범용 VLM(Gemini)은 공식 프롬프트를 그대로 보냈고, OCR API(Mistral, CLOVA, Google Vision)는 API가 돌려주는 블록 좌표를 공개 어댑터(code/engines/api_koocr_v12.py)로 같은 형식에 맞췄습니다.
  • v1.2(2026-10-05): v1.1까지는 Gemini·Mistral·CLOVA에 좌표를 요청하지 않아(또는 받은 좌표를 버려) 이 세 엔진의 bbox가 0이었습니다. 세 API를 좌표를 받는 방식으로 다시 돌려 고쳤고, gemini-3.5-flash-lite를 추가했습니다.
  • Gemini 3.5는 thinkingBudget 0을 받지 않아 가장 낮은 thinkingLevel(minimal)로 실행했습니다.
  • PaddleOCR-VL은 별도 layout box 목록, MinerU는 middle_json 블록 좌표로 bbox를 계산했습니다(results/bbox_override_v2.json). OvisOCR2는 모델에 좌표 출력 기능이 없어 bbox 0입니다.
  • 필기 영역은 정답 전사 검수를 마친 뒤 v2에서 총점에 넣습니다. 데이터는 지금도 공개되어 있습니다.
  • 상용 API(Gemini, CLOVA, Mistral, Google Vision)는 점수만 공개합니다. 오픈 모델 예측은 predictions/에 있습니다.

재현

python code/koocr_score.py manifest.jsonl myengine=pred.jsonl --tier full > scores.txt
python code/koocr_total.py --bbox-override results/bbox_override_v2.json --no-handwriting scores.txt

예측 파일은 한 줄에 {"id": <manifest id>, "text": <engine output>}입니다. TEDS는 opendataloader-bench의 evaluator_table을 씁니다(ODLB_SRC 환경변수). 엔진 실행 스크립트는 code/engines/, 출력 형식과 공식 프롬프트는 FORMAT.md에 있습니다.

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