Dataset · Hugging Face

tadad/kat57-ocr-bench-500

Name: kat57-ocr-bench-500
Creator: tadad
License: cc-by-4.0
Keywords: source_datasets:tadad/kat57-ground-truth-500, license:cc-by-4.0, size_categories:1K<n<10K, format:parquet, modality:image, modality:text, library:datasets, library:dask, library:polars, library:mlcroissant, region:us, ocr, document-processing, cultural-heritage, generated

Kat57 OCR outputs Raw outputs from 16 OCR models on the same deterministic 500-card sample of Lund University Library's Kat57 catalogue-card collection. Each model is stored as a separate dataset configuration. Every configuration retains the source card identifiers, image, PAGE XML reference transcription, model output, and inference metadata so the results can be rescored without rerunning inference. Source sample CER/WER results and limitations ocr-bench… See the full description on the dataset page: https://huggingface.co/datasets/tadad/kat57-ocr-bench-500.

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Author / organization	tadad
License (as declared)	cc-by-4.0
Downloads	342 (as reported by Hugging Face)
Likes	0
Created	3 September 2026
Last updated at source	3 September 2026

ocrdocument-processingcultural-heritagegenerated

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