... separating “five stars from“four stars .124Proceedings of the 43rd Annual Meeting of the ACL, pages 115–124,Ann Arbor, June 2005.c2005 Association for Computational LinguisticsSeeing stars: Exploiting ... critics. For critics like Roger Ebertand James Berardinelli, 2.5 stars or lower out of 4 stars is al-ways negative. For other critics, 2.5 stars can either be positiveit is possible to gather author-specific ... “thumbs up” or not, we attemptto infer the author’s implied numerical rating, suchas “three stars or “four stars . Note that this differsfrom identifying opinion strength (Wilson, Wiebe,and Hwa,...