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Author SHA1 Message Date
Claude
6d4dbbfe2c
docs: Add comprehensive DeepDoc deep guide documentation
Created in-depth documentation for understanding the deepdoc module:

- README.md: Complete deep guide with:
  - Big picture explanation (what problem deepdoc solves)
  - Data flow diagrams (Input → Processing → Output)
  - Detailed code analysis with line numbers
  - Technical explanations (ONNX, CTC, NMS, etc.)
  - Design reasoning (why certain technologies chosen)
  - Difficult terms glossary
  - Extension examples

- ocr_deep_dive.md: Deep dive into OCR subsystem
  - DBNet text detection architecture
  - CRNN text recognition
  - CTC decoding algorithm
  - Rotation handling
  - Performance optimization

- layout_table_deep_dive.md: Deep dive into layout/table recognition
  - YOLOv10 layout detection
  - Table structure recognition
  - Grid construction algorithm
  - Spanning cell handling
  - HTML/descriptive output generation
2025-11-27 03:46:14 +00:00