Language Models are Unsupervised Multitask Learners

Radford et al., 2019, Language Models are Unsupervised Multitask Learners (OpenAI technical report)

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3.5. Reading Comprehension

  1. How was GPT-2 prompted for CoQA, and how did it do?
    Conditioned on the document, the conversation history and a final “A:”, greedy decoding reached 55 F1, matching or beating 3 of 4 supervised baselines without their 127,000+ training examples (supervised state of the art was near the 89 F1 human level). It often used simple heuristics, e.g. answering a “who” question with a name from the document.

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