Automatic extraction of contextual valence shifters

نویسندگان

  • Noémi Boubel
  • Thomas François
  • Hubert Naets
چکیده

In opinion mining, many linguistic structures, called contextual valence shifters, may modify the prior polarity of items. Some systems of sentiment analysis have tried to take these shifters into account, but few studies have focused on the identification of all these structures and their impact

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تاریخ انتشار 2013