Multi-level head-wise match and aggregation in transformer for textual sequence matching

Transformer has been successfully applied to many natural language processing tasks. However, for textual sequence matching, simple matching between the representation of a pair of sequences might bring in unnecessary noise. In this paper, we propose a new approach to sequence pair matching with Tra...

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Bibliographic Details
Main Authors: WANG, Shuohang, LAN, Yunshi, TAY, Yi, JIANG, Jing, LIU, Jingjing
Format: text
Language:English
Published: Institutional Knowledge at Singapore Management University 2020
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Online Access:https://ink.library.smu.edu.sg/sis_research/5601
https://ink.library.smu.edu.sg/context/sis_research/article/6604/viewcontent/AAAI_2020b.pdf
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Institution: Singapore Management University
Language: English
Description
Summary:Transformer has been successfully applied to many natural language processing tasks. However, for textual sequence matching, simple matching between the representation of a pair of sequences might bring in unnecessary noise. In this paper, we propose a new approach to sequence pair matching with Transformer, by learning head-wise matching representations on multiple levels. Experiments show that our proposed approach can achieve new state-of-the-art performance on multiple tasks that rely only on pre-computed sequence-vectorrepresentation, such as SNLI, MNLI-match, MNLI-mismatch, QQP, and SQuAD-binary