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Question-answering aspect classification with multi-attention representation

  • Hanqian Wu
  • , Mumu Liu
  • , Jingjing Wang
  • , Jue Xie
  • , Shoushan Li

Research output: Chapter in Book/Report/Conference proceedingConference PaperResearch

Abstract

In e-commerce platforms, the question-answering style reviews are emerging, which usually contains much aspect-related information about products. In this paper, Question-answering (QA) aspect classification is a new task that aims to identify the aspect category of a given QA text pair. According to characteristics of QA-style reviews, we draw up annotation guidelines and build a high-consistency annotated corpus for QA aspect classification. Then, we propose a recurrent neural network based on multi-attention representation to tackle this new task. Specifically, we firstly segment the answer text into clauses, and then leverage the multi-attention representation layer to match the question text with clauses inside answer text and generate multiple attention representations of the question text, which extends feature information of the question text. The experimental results demonstrate that our method for QA aspect classification, which is based on multi-attention representation, can make the most of useful information in answer texts and perform better than some strong baselines in QA aspect classification.

Original languageEnglish
Title of host publication24th China Conference, CCIR 2018 Guilin, China, September 27–29, 2018 Proceedings
EditorsXianxian Li, Chenliang Li, Tie-Yan Liu, Jiafeng Guo, Shichao Zhang
Place of PublicationCham Switzerland
PublisherSpringer
Pages78-89
Number of pages12
ISBN (Electronic)9783030010126
ISBN (Print)9783030010119
DOIs
Publication statusPublished - 2018
EventChina Conference on Information Retrieval 2018 - Guilin, China
Duration: 27 Sept 201829 Sept 2018
Conference number: 24th
https://link.springer.com/book/10.1007/978-3-030-01012-6 (Proceedings)

Publication series

NameLecture Notes in Computer Science
PublisherSpringer
Volume11168
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

ConferenceChina Conference on Information Retrieval 2018
Abbreviated titleCCIR 2018
Country/TerritoryChina
CityGuilin
Period27/09/1829/09/18
Internet address

Keywords

  • Aspect classification
  • Attention mechanism
  • Question answering

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