2020

Simplifying Paragraph-level Question Generation via Transformer Language Models

Lopez, Luis Enrico, Cruz, Diane Kathryn, Cruz, Jan Christian Blaise et al.

Understand

Question generation (QG) is a natural language generation task where a model is trained to ask questions corresponding to some input text.

  • Most recent approaches frame QG as a sequence-to-sequence problem and rely on additional features and mechanisms to increase performance; however, these often increase model complexity, and can rely on auxiliary data unavailable in practical use.
  • A single Transformer-based unidirectional language model leveraging transfer learning can be used to produce high quality questions while disposing of additional task-specific complexity.
  • Our QG model, finetuned from GPT-2 Small, outperforms several paragraph-level QG baselines on the SQuAD dataset by 0.95 METEOR points.

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