DOI: 10.5281/zenodo.15683416
title: BiblioPage Dataset

description: BiblioPage Dataset

BiblioPage is a dataset of scanned title pages annotated with structured bibliographic metadata and bounding boxes. It supports research in document understanding, bibliographic metadata extraction, and OCR alignment.

📄 Reference: BiblioPage: A Dataset of Scanned Title Pages for Bibliographic Metadata Extraction

Structure

The ZIP archive contains:

images/
├── train/         # Development set images (.jpg)
└── test/          # Test set images (.jpg)

labels/
├── train/         # Metadata only (.json)
└── test/

labels.with_geometry/
├── train/         # Metadata + bounding boxes (.json)
└── test/


Files are named as:library_id.document_uuid.page_uuid.extensionExample:mzk.e85a4ad0-e261-11ed-9d56-5ef3fc9bb22f.59e59f06-c2ce-4c10-aa9d-33de3b8b41be.json

Metadata Format

Each label contains up to 16 bibliographic attributes. The following attributes may contain multiple values: author, illustrator, translator, editor, publisher. All others are single-value only.

labels/ example:

{
  "task_id": "238776",
  "library_id": "mzk.e85a4ad0-e261-11ed-9d56-5ef3fc9bb22f.59e59f06-c2ce-4c10-aa9d-33de3b8b41be",
  "title": "TĚLOCVIK pro školy obecné a měšťanské.",
  "placeTerm": "PRAZE.",
  "dateIssued": "1895.",
  "publisher": ["„Nov. kalendáře učitelského.“"],
  "author": ["V. BEŠŤÁK."],
  "illustrator": ["K. SUCHÝ."],
  "editor": ["FR. PITRÁK", "A. HOLUB."]
}


labels.with_geometry/ example:

{
  "task_id": "238776",
  "library_id": "mzk.e85a4ad0-e261-11ed-9d56-5ef3fc9bb22f.59e59f06-c2ce-4c10-aa9d-33de3b8b41be",
  "title": ["TĚLOCVIK pro školy obecné a měšťanské.", [74, 447, 1111, 322]],
  "placeTerm": ["PRAZE.", [550, 1982, 227, 50]],
  "dateIssued": ["1895.", [580, 2111, 89, 40]],
  "publisher": [["„Nov. kalendáře učitelského.“", [560, 2051, 491, 46]]],
  "author": [["V. BEŠŤÁK.", [445, 970, 375, 61]]],
  "illustrator": [["K. SUCHÝ.", [461, 1314, 331, 57]]],
  "editor": [
    ["FR. PITRÁK", [242, 1140, 371, 59]],
    ["A. HOLUB.", [689, 1149, 324, 49]]
  ]
}


Bounding boxes use pixel coordinates: [x_left, y_top, width, height].

Dataset Summary





2,118 scanned title pages from 14 Czech libraries




Time span: 1485–21st century




Development and test split, test set fully manually verified



License

Released for research and non-commercial use only.

Citation

@article{kohut2024bibliopage,
  title={BiblioPage: A Dataset of Scanned Title Pages for Bibliographic Metadata Extraction},
  author={Kohút, Jan and Dočekal, Martin and Hradiš, Michal and Vaško, Marek},
  journal={arXiv preprint arXiv:2503.19658},
  year={2024}
}


Contact

📧 ikohut@fit.vutbr.cz🔗 https://github.com/DCGM/biblio-dataset

Note on Source Access

Title pages can also be accessed via the original digital library using:

https://www.digitalniknihovna.cz/mzk/view/uuid:{doc_id}?page=uuid:{page_id}


For example:https://www.digitalniknihovna.cz/mzk/view/uuid:e85a4ad0-e261-11ed-9d56-5ef3fc9bb22f?page=uuid:59e59f06-c2ce-4c10-aa9d-33de3b8b41be



⚠️ Note: Resolution may differ from dataset images. Always use the provided files for analysis. Use source links only for additional context or browsing.