Attribution & Licensing Notice
This dataset is a derived and augmented work based on the following publicly available receipt datasets. Original images remain the property of their respective creators.
Annotations included in this repository were produced using a combination of:
Original dataset annotations (where available)
AI-assisted OCR and information extraction using commercial AI models
Manual review and normalization for schema consistency
The resulting annotations represent model-assisted labels and are intended for research, training, and evaluation purposes, not as authoritative financial ground truth.
All original datasets are redistributed in accordance with their respective licenses, reproduced below.
CORD (Clova Receipt Dataset v2)
- License: CC-BY 4.0 (Creative Commons Attribution 4.0 International)
- Citation: Park, S., Lee, J., & Lee, H. (2019). CORD: A Consolidated Receipt Dataset for Post-OCR Parsing [Data set]. Clova AI / NAVER. https://huggingface.co/datasets/naver-clova-ix/cord-v2
SROIE (ICDAR 2019 Scanned Receipt OCR & Information Extraction)
- License: CC-BY 4.0
- Citation: Huang, Z., Chen, K., He, J., Bai, X., Karatzas, D., Lu, S., & Jawahar, C.V. (2019). ICDAR 2019 Competition on Scanned Receipt OCR and Information Extraction [Dataset]. Proceedings of 15th International Conference on Document Analysis and Recognition (ICDAR 2019). https://doi.org/10.1109/ICDAR.2019.00244
ExpressExpense SRD (Free Receipt Dataset)
- License: MIT
- Citation / Attribution Notice: Contains images from the Free Receipt Images – SRD dataset by ExpressExpense. https://expressexpense.com/blog/free-receipt-images-ocr-machine-learning-dataset/
Zenodo Dataset of Invoices and Receipts
- License: CC-BY 4.0
- Citation: Cruz, F., & Castelli, M. (2022). Dataset of invoices and receipts including annotation of relevant fields [Data set]. Zenodo. https://doi.org/10.5281/zenodo.6371710