7 Commits

Author SHA1 Message Date
Benjamin Admin
d6f51e4418 fix: deduplicate overlapping OCR words and use per-word Y positions in overlay
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Backend: Add spatial overlap check (>=50% horizontal IoU) to Kombi merge
so words at the same position are deduplicated even when OCR text differs.

Frontend: Add yPct/hPct to WordPosition so each word renders at its actual
vertical position instead of all words collapsing to the cell center Y.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-13 20:27:08 +01:00
Benjamin Admin
8a5f2aa188 fix: Cluster-Zuordnung per Breiten-Proportionalitaet statt Position
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Zwei wesentliche Verbesserungen:

1. Multi-group: Gruppen werden per Best-Fit-Breite den Clustern
   zugeordnet statt naiv links-nach-rechts. Damit wird z.B.
   "Kokosnuss" dem DE-Spalten-Cluster zugeordnet statt dem
   breiteren Box-Cluster.

2. Single-group Fallback: verwendet den BREITESTEN Cluster statt
   first-to-last Span. Verhindert dass Streupixel von benachbarten
   Seitenbereichen den Text nach links ziehen.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-11 15:39:54 +01:00
Benjamin Admin
d182d87f26 fix: OCR-Artefakte (|, >) vor Cluster-Matching zusammenfuehren
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Box-Rahmen werden vom OCR als einzelne Symbole wie "|" oder ">"
erkannt und als eigene Text-Gruppen behandelt. Das verfaelscht die
Cluster-Zuordnung weil diese Artefakte entweder keinen eigenen
Cluster erzeugen oder den falschen Cluster zugewiesen bekommen.

Fix: Gruppen mit max 2 Zeichen ohne Buchstaben/Ziffern werden mit
der benachbarten Gruppe zusammengefuehrt bevor die Cluster-Zuordnung
laeuft.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-11 15:03:37 +01:00
Benjamin Admin
87efc1b4ba fix: bei Cluster-Ueberschuss die breitesten N Cluster waehlen
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Wenn mehr Pixel-Cluster als Text-Gruppen existieren (z.B. wegen
Box-Rahmenlinien), werden jetzt die N breitesten Cluster ausgewaehlt
statt naiv clusters[i]→groups[i] zuzuordnen. Text-Cluster sind
breiter als Rahmenlinien-Cluster.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-11 14:34:58 +01:00
Benjamin Admin
dd7087cd6d fix: Pixel-Analyse nicht mehr ueberspringen wenn Cluster < Gruppen
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Vorher: wenn Text mehr Wort-Gruppen hatte als Pixel-Cluster gefunden
wurden (z.B. bei Box-Rahmen die Cluster zusammenmergen), wurde die
Zelle komplett uebersprungen → Fallback bei x=0%.

Jetzt: Fallback auf Single-Span Positionierung (first→last Cluster)
statt Skip. Damit wird der Text immer korrekt horizontal platziert.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-11 10:14:58 +01:00
Benjamin Admin
b5d5371f72 fix: einheitliche Schriftgroesse + Border-Cluster-Filter im Overlay
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1. Schriftgroesse basiert jetzt auf Median-Zeilenhoehe statt
   individueller Zellhoehe — keine Groessensprunge in Box-Bereichen
2. Sehr schmale Pixel-Cluster (< 0.5% Zellbreite) werden gefiltert,
   damit Box-Rahmen nicht als Textposition erkannt werden

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-11 09:34:41 +01:00
Benjamin Admin
2cbdfc56f3 feat: OCR Overlay — ganzseitige Rekonstruktion ohne Spaltenerkennung
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Neue Route /ai/ocr-overlay mit vereinfachter 7-Schritt-Pipeline
(Orientierung, Begradigung, Entzerrung, Zuschnitt, Zeilen, Woerter, Overlay).
Nutzt bestehende Step-Komponenten, ueberspringt Spalten/LLM-Review/Ground-Truth.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-11 00:08:05 +01:00