SlowGuess/ACL_2020_OCR huggingface dataset:
- SQuAD v1.1 and SQuAD v2.0 are the most widely used QA benchmarks. SQuAD1.1 is a collection of 100K crowdsourced question-answer pairs, and SQuAD2.0 extends SQuAD1.1 allowing no short answer exists in the provided passage.
- Quoref is a QA dataset which tests the coref- erential reasoning capability of reading comprehension systems, containing 24K questions over 4.7K paragraphs from Wikipedia.
A.4 Paraphrase Identification
Datasets Experiments are conducted on two PI datasets: MRPC<sup>11</sup> and QQP<sup>12</sup>.
- MRPC is a corpus of sentence pairs automatically extracted from online news sources, with human annotations of whether the sentence pairs are semantically equivalent. The MRPC dataset has imbalanced classes (6800 pairs in total, and  $68\%$  for positive,  $32\%$  for negative).
- QQP is a collection of question pairs from the community question-answering website Quora. The class distribution in QQP is also unbalanced (over 400,000 question pairs in total, and  $37\%$  for positive,  $63\%$  for negative).
11https://www.microsoft.com/en-us/ download/details.aspx?id=52398 12https://www.quora.com/q/quoradata/ First-Quora-Dataset-Release-Question-Pairs