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jedarden b30f6d0603 feat(pdftract-2iur): implement nearest-neighbor scanner with Hamming distance and frequency tie-break 
Implement the Level 4 glyph shape lookup function with:
- HAMMING_MAX constant (8) per plan line 1442
- Exact match optimization via binary search fast path
- Frequency tie-breaking for equal Hamming distances
- frequency_table() helper for FREQ_TABLE access

Closes: pdftract-2iur

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-05-24 06:57:27 -04:00
..
pdftract-cer-diff docs(pdftract-aawrz): add LICENSE-MIT and LICENSE-APACHE files 2026-05-23 10:36:28 -04:00
pdftract-cli feat(pdftract-e5lli): fix health endpoint JSON response and streaming endpoint 2026-05-24 06:49:21 -04:00
pdftract-core feat(pdftract-2iur): implement nearest-neighbor scanner with Hamming distance and frequency tie-break 2026-05-24 06:57:27 -04:00
pdftract-libpdftract feat(pdftract-3s2i): implement Phase 5.5.2 validation filter 2026-05-24 04:57:17 -04:00
pdftract-py docs(pdftract-aawrz): add LICENSE-MIT and LICENSE-APACHE files 2026-05-23 10:36:28 -04:00