The viability of web-derived polarity lexicons Leonid Velikovich author Sasha Blair-Goldensohn author Kerry Hannan author Ryan McDonald author 2010-06 text Human Language Technologies: The 2010 Annual Conference of the North American Chapter of the Association for Computational Linguistics Ron Kaplan editor Jill Burstein editor Mary Harper editor Gerald Penn editor Association for Computational Linguistics Los Angeles, California conference publication velikovich-etal-2010-viability https://aclanthology.org/N10-1119/ 2010-06 777 785