

information extraction from scanned documents: the FUNSD dataset (a
  collection of 199 annotated forms comprising more than 30,000 words), the CORD
  dataset (a collection of 800 receipts for training, 100 for validation and 100 for testing), the SROIE dataset (a collection of 626 receipts for training and 347 receipts for testing)
  and the Kleister-NDA dataset (a collection of non-disclosure
  agreements from the EDGAR database, including 254 documents for training, 83 documents for validation, and 203
  documents for testing).
document image classification: the RVL-CDIP dataset (a collection of
  400,000 images belonging to one of 16 classes).
document visual question answering: the DocVQA dataset (a collection of 50,000
  questions defined on 12,000+ document images).