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Improve album title matching with diacritic normalization

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Added normalized string comparison for album titles to better handle diacritics, addressing issue #101. Also logs when normalization improves matching accuracy.
This commit is contained in:
Broque Thomas 2026-01-09 09:22:01 -08:00
parent 05aa731381
commit b269084c7d
1 changed files with 12 additions and 3 deletions
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11
database/music_database.py
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@ -1883,8 +1883,17 @@ class MusicDatabase:
clean_db_title = self._clean_album_title_for_comparison(db_album.title) clean_db_title = self._clean_album_title_for_comparison(db_album.title)
clean_title_similarity = self._string_similarity(clean_search_title, clean_db_title) clean_title_similarity = self._string_similarity(clean_search_title, clean_db_title)
# Also try with normalized versions (handling diacritics) - fixes #101
normalized_search_title = self._normalize_for_comparison(search_title)
normalized_db_title = self._normalize_for_comparison(db_album.title)
normalized_title_similarity = self._string_similarity(normalized_search_title, normalized_db_title)
# Use the best title similarity # Use the best title similarity
best_title_similarity = max(title_similarity, clean_title_similarity) best_title_similarity = max(title_similarity, clean_title_similarity, normalized_title_similarity)
# Log when normalized matching helps (only if it's the best score and better than others)
if normalized_title_similarity == best_title_similarity and normalized_title_similarity > max(title_similarity, clean_title_similarity):
logger.debug(f" 🌍 Diacritic normalization improved match: '{search_title}' -> '{db_album.title}' (normalized: {normalized_title_similarity:.3f} vs raw: {title_similarity:.3f})")
# Weight: 50% title, 50% artist (equal weight to prevent false positives) # Weight: 50% title, 50% artist (equal weight to prevent false positives)
# Also require minimum artist similarity to prevent matching wrong artists # Also require minimum artist similarity to prevent matching wrong artists