Employing personal/impersonal views in supervised and semi-supervised sentiment classification

  • Authors:
  • Shoushan Li;Chu-Ren Huang;Guodong Zhou;Sophia Yat Mei Lee

  • Affiliations:
  • The Hong Kong Polytechnic University and Soochow University, China;The Hong Kong Polytechnic University;Soochow University, China;The Hong Kong Polytechnic University

  • Venue:
  • ACL '10 Proceedings of the 48th Annual Meeting of the Association for Computational Linguistics
  • Year:
  • 2010

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Abstract

In this paper, we adopt two views, personal and impersonal views, and systematically employ them in both supervised and semi-supervised sentiment classification. Here, personal views consist of those sentences which directly express speaker's feeling and preference towards a target object while impersonal views focus on statements towards a target object for evaluation. To obtain them, an unsupervised mining approach is proposed. On this basis, an ensemble method and a co-training algorithm are explored to employ the two views in supervised and semi-supervised sentiment classification respectively. Experimental results across eight domains demonstrate the effectiveness of our proposed approach.