The Cascade Transformer: an Application for Efficient Answer Sentence Selection (2020.acl-main)
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| Challenge: | Recent research shows that transformer-based neural networks can greatly advance the state of the art over many natural language processing tasks. |
| Approach: | They propose a technique to adapt transformer-based models into a cascade of rankers. |
| Outcome: | The proposed technique reduces computation by 37% with almost no impact on accuracy on two English question answering datasets. |
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