Automatic categorisation of comments in social news websites

  • Authors:
  • Igor Santos;Jorge De-La-PeñA-Sordo;Iker Pastor-LóPez;Patxi GaláN-GarcíA;Pablo G. Bringas

  • Affiliations:
  • Laboratory for Smartness, Semantics and Security (S3Lab), University of Deusto, Avenida de las Universidades 24, 48007 Bilbao, Spain;Laboratory for Smartness, Semantics and Security (S3Lab), University of Deusto, Avenida de las Universidades 24, 48007 Bilbao, Spain;Laboratory for Smartness, Semantics and Security (S3Lab), University of Deusto, Avenida de las Universidades 24, 48007 Bilbao, Spain;Laboratory for Smartness, Semantics and Security (S3Lab), University of Deusto, Avenida de las Universidades 24, 48007 Bilbao, Spain;Laboratory for Smartness, Semantics and Security (S3Lab), University of Deusto, Avenida de las Universidades 24, 48007 Bilbao, Spain

  • Venue:
  • Expert Systems with Applications: An International Journal
  • Year:
  • 2012

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Abstract

The use of the social web has brought a series of changes in the way how content is created. In particular, social news sites link stories and the different users can comment them. In this paper, we propose a new method based on different features extracted from the text able to categorise the comments. To this end, we use a combination of statistical, syntactic and opinion features and machine-learning classifiers to classify a comment within three different categorisation types: the focus of the comment, the type of information contained in the comment and the controversy level of the comment. We validate our approach with data from 'Meneame', a popular Spanish social news site.