{
 "metrics_doc": {
  "prose_recall": "truth \u6bb5\u843d\u6309 '. ' \u5207\u53e5\uff0c\u5f52\u4e00\u5316\u540e \u22654 \u8bcd\u7684\u53e5\u5b50\u5728\u8f93\u51fa\u4e2d\u51fa\u73b0\u7684\u6bd4\u4f8b",
  "reading_order": "\u6bcf\u6bb5\u524d 6 \u8bcd\u4f5c\u951a\u70b9\u5728\u8f93\u51fa\u4e2d\u7684\u4f4d\u7f6e\uff0c\u76f8\u90bb\u6bb5\u5bf9\u4f4d\u7f6e\u4e25\u683c\u9012\u589e\u7684\u6bd4\u4f8b\uff1b\u951a\u70b9\u7f3a\u5931\u8ba1 0",
  "table_rows_intact": "truth \u6bcf\u884c\uff0c\u5b58\u5728\u67d0\u6761\u8f93\u51fa\u884c\u5305\u542b\u8be5\u884c\u6240\u6709\u5355\u5143\u683c\u5b57\u7b26\u4e32\u7684\u6bd4\u4f8b",
  "table_header_intact": "leaf_header\uff08\u65e0\u5219 header\uff09\u5168\u90e8\u5355\u5143\u683c\u51fa\u73b0\u5728\u540c\u4e00\u8f93\u51fa\u884c\uff1a1 \u6216 0\uff1b\u53ea\u6d4b\u53f6\u5b50\u5355\u5143\u683c\u540c\u884c\uff0c\u4e0d\u6d4b\u8de8\u5217\u5206\u7ec4\u8bed\u4e49\uff1bdoc \u7c7b\u6837\u672c\u6709\u591a\u5f20\u8868/\u5de5\u4f5c\u8868\u65f6\u4e3a\u6ee1\u8db3\u8be5\u6761\u4ef6\u7684\u8868\u6240\u5360\u6bd4\u4f8b",
  "table_pipe_detected": "\u8f93\u51fa\u662f\u5426\u542b markdown \u8868\u683c\uff08| \u5f00\u5934\u7ed3\u5c3e\u884c\u4e14\u4e0b\u4e00\u884c\u4e3a\u5206\u9694\u884c\uff09\uff1atrue/false",
  "pages_covered": "mixed \u7684 page_anchors \u5404\u81ea\u51fa\u73b0\u5728\u8f93\u51fa\u4e2d\u7684\u6bd4\u4f8b\uff1b\u7b2c\u4e09\u4e2a\u951a\u70b9\u5728\u626b\u63cf\u9875\uff0c\u65e0 OCR \u65f6\u4e0a\u9650 2/3",
  "scan_text_recall": "scan \u6587\u672c\u6309 prose_recall \u53e3\u5f84\u7684\u53ec\u56de\uff1b\u65e0 OCR \u9884\u671f\u4e3a 0",
  "equation_recall": "expressions \u7ecf\u6570\u5b66\u6807\u8bb0\u5f52\u4e00\u5316\uff08\u53bb $ / \\[ \\] \u5b9a\u754c\u3001\\mathsf{} \u7b49\u5b57\u4f53\u5305\u88f9\u3001\\{ \u2192 {\u3001^{\\wedge} \u2192 ^\u3001\\_ \u2192 _\u3001\u53bb\u5168\u90e8\u7a7a\u767d\uff09\u540e\u5b50\u4e32\u547d\u4e2d\u7684\u6bd4\u4f8b\uff1b\u5bf9\u6240\u6709\u5de5\u5177\u540c\u4e00\u53e3\u5f84\uff0c\u8861\u91cf\u6570\u5b66\u5185\u5bb9\u662f\u5426\u53ef\u6062\u590d\u800c\u975e\u8f93\u51fa\u683c\u5f0f",
  "equation_recall_exact": "expressions \u4ec5\u505a\u5927\u5c0f\u5199/\u7a7a\u767d\u5f52\u4e00\u5316\u7684\u7eaf\u6587\u672c\u7cbe\u786e\u5b50\u4e32\u547d\u4e2d\u6bd4\u4f8b\uff08\u65e7\u53e3\u5f84\uff0c\u4fdd\u7559\u4f5c\u5bf9\u7167\uff1a\u8f93\u51fa LaTeX \u6807\u8bb0\u7684\u8def\u5f84\u5728\u6b64\u5217\u5fc5\u7136\u504f\u4f4e\uff09",
  "heading_recall": "doc \u7c7b\uff1atruth \u6807\u9898\u6587\u5b57\u51fa\u73b0\u5728\u67d0\u6761\u4ee5 # \u5f00\u5934\u7684\u8f93\u51fa\u884c\u91cc\u7684\u6bd4\u4f8b\uff08\u4e0d\u8bba\u7ea7\u522b\uff09",
  "heading_level_exact": "doc \u7c7b\uff1atruth \u6807\u9898\u4ee5\u6070\u597d level \u4e2a # \u8f93\u51fa\u7684\u6bd4\u4f8b\uff1btruth level \u4e3a\u7a7a\u7684\u6807\u9898\uff08\u5e7b\u706f\u7247\u6807\u9898\u3001EPUB \u7ae0\u540d\uff09\u4e0d\u8ba1\u5165",
  "list_items_intact": "doc \u7c7b\uff1atruth \u5217\u8868\u9879\uff08\u542b\u5e7b\u706f\u7247\u8981\u70b9\uff09\u51fa\u73b0\u5728\u4ee5 - * + \u6216 \u6570\u5b57. \u6570\u5b57) \u5f00\u5934\u7684\u8f93\u51fa\u884c\u91cc\u7684\u6bd4\u4f8b",
  "code_block_intact": "doc \u7c7b\uff1atruth \u4ee3\u7801\u5757\u7684\u6bcf\u4e00\u884c\u90fd\u51fa\u73b0\u5728 ``` / ~~~ \u56f4\u680f\u5185\u7684\u6bd4\u4f8b\uff08\u6309\u5757\u8ba1\uff09",
  "boilerplate_excluded": "doc \u7c7b\uff1a\u5bfc\u822a\u3001\u6807\u8bed\u3001Cookie \u6a2a\u5e45\u3001\u9875\u811a\u7b49\u6837\u677f\u5b57\u7b26\u4e32\u6ca1\u6709\u51fa\u73b0\u5728\u8f93\u51fa\u4e2d\u7684\u6bd4\u4f8b\uff1b\u8d8a\u9ad8\u8bf4\u660e\u6b63\u6587\u62bd\u53d6\u8d8a\u5e72\u51c0",
  "slide_order": "doc \u7c7b\uff1a\u5e7b\u706f\u7247\u6807\u9898\u6309 reading_order \u53e3\u5f84\uff08\u524d 6 \u8bcd\u951a\u70b9\uff09\u76f8\u90bb\u5bf9\u4f4d\u7f6e\u4e25\u683c\u9012\u589e\u7684\u6bd4\u4f8b",
  "notes_recall": "doc \u7c7b\uff1a\u5e7b\u706f\u7247\u6f14\u8bb2\u8005\u5907\u6ce8\u5168\u6587\u51fa\u73b0\u5728\u8f93\u51fa\u4e2d\u7684\u6bd4\u4f8b",
  "sheet_coverage": "doc \u7c7b\uff1a\u81f3\u5c11\u6709\u4e00\u884c\u6570\u636e\u6309 table_rows_intact \u53e3\u5f84\u5b8c\u6574\u51fa\u73b0\u7684\u5de5\u4f5c\u8868\u6240\u5360\u6bd4\u4f8b",
  "elapsed_s": "lab_run \u5b9e\u6d4b\u8017\u65f6\uff08\u79d2\uff09\uff0c\u900f\u4f20",
  "error": "lab_run \u8bb0\u5f55\u7684\u5f02\u5e38\u6587\u672c\uff0c\u900f\u4f20\uff1b\u65e0\u5f02\u5e38\u4e3a null"
 },
 "tools": {
  "markovo": {
   "version": "2026-09-19.v3-media-unified",
   "device": null,
   "elapsed_s": 0.0,
   "error": null
  },
  "pandoc": {
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   "device": "cpu",
   "elapsed_s": 0.0,
   "error": null,
   "skipped": [
    "deck",
    "equation",
    "mixed",
    "prose-single",
    "rotated-header",
    "scan-image",
    "sheet",
    "table-merged-header",
    "table-simple",
    "two-column"
   ],
   "report_rerun": "2026-10-17; other samples are runner-provided"
  },
  "docling": {
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   "device": "mps",
   "elapsed_s": 0.0,
   "error": null,
   "skipped": [
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   ]
  },
  "marker": {
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   "device": "mps",
   "elapsed_s": 0.0,
   "error": null,
   "skipped": [
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    "deck",
    "report",
    "sheet"
   ]
  },
  "markitdown": {
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   "error": null
  },
  "pymupdf4llm": {
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   "error": null,
   "skipped": [
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   ]
  },
  "pandoc-noextract": {
   "version": "pandoc 3.11",
   "device": "cpu"
  },
  "pandoc-nested": {
   "version": "pandoc 3.11",
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  },
  "pandoc-portable": {
   "version": "pandoc 3.11",
   "device": "cpu"
  },
  "pandoc-gfm": {
   "version": "pandoc 3.11",
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  },
  "pandoc-default": {
   "version": "pandoc 3.11",
   "device": "cpu"
  }
 },
 "python": "3.11.14",
 "date": "2026-10-17",
 "cells": [
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  {
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  {
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  {
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  },
  {
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  {
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   "elapsed_s": 0.090493,
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  }
 ],
 "image_delivery": {
  "provenance": "image_experiment.py; additional checks, not tools/lab_score.py metrics",
  "cases": [
   {
    "tool": "pandoc-noextract",
    "image_occurrences": 2,
    "unique_targets": 1,
    "resolved_from_md": 0,
    "resolved_after_move": 0,
    "extracted_png_files": 0,
    "bytes_match_source": null,
    "contains_scan_words": false,
    "elapsed_s": 0.65816,
    "output": "pandoc-noextract/output.md"
   },
   {
    "tool": "pandoc-nested",
    "image_occurrences": 2,
    "unique_targets": 1,
    "resolved_from_md": 0,
    "resolved_after_move": 0,
    "extracted_png_files": 1,
    "bytes_match_source": true,
    "contains_scan_words": false,
    "elapsed_s": 0.074314,
    "output": "pandoc-nested/nested/output.md"
   },
   {
    "tool": "pandoc-portable",
    "image_occurrences": 2,
    "unique_targets": 1,
    "resolved_from_md": 2,
    "resolved_after_move": 2,
    "extracted_png_files": 1,
    "bytes_match_source": true,
    "contains_scan_words": false,
    "elapsed_s": 0.123953,
    "output": "pandoc-portable/output.md"
   },
   {
    "tool": "pandoc-gfm",
    "image_occurrences": 2,
    "unique_targets": 1,
    "resolved_from_md": 2,
    "resolved_after_move": 2,
    "extracted_png_files": 1,
    "bytes_match_source": true,
    "contains_scan_words": false,
    "elapsed_s": 0.083649,
    "output": "pandoc-gfm/output.md"
   },
   {
    "tool": "pandoc-default",
    "image_occurrences": 2,
    "unique_targets": 1,
    "resolved_from_md": 2,
    "resolved_after_move": 2,
    "extracted_png_files": 1,
    "bytes_match_source": true,
    "contains_scan_words": false,
    "elapsed_s": 0.110284,
    "output": "pandoc-default/output.md"
   },
   {
    "tool": "markitdown",
    "contains_scan_words": false,
    "truncated_data_uri": true,
    "elapsed_s": 0.090493,
    "output": "markitdown/images.md"
   }
  ]
 },
 "limitations": [
  "Image checks cover synthetic inline and table-cell PNG, not grouped shapes, linked images, EMF or WMF.",
  "Cached runner elapsed_s=0 is unavailable timing, not instantaneous conversion.",
  "PDF scores do not establish DOCX image delivery."
 ]
}