Transcription of Sentiment Analysis of Twitter Data
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Sentiment Analysis of Twitter Data
Sentiment Analysis of Twitter DataApoorv Agarwal Boyi Xie Ilia Vovsha Owen Rambow Rebecca PassonneauDepartment of Computer ScienceColumbia UniversityNew York, NY 10027 USA{apoorv@cs, xie@cs, iv2121@, rambow@ccls, examine Sentiment Analysis on Twitterdata. The contributions of this paper are: (1)We introduce POS-specific prior polarity fea-tures. (2) We explore the use of a tree kernel toobviate the need for tedious feature engineer-ing. The new features (in conjunction withpreviously proposed features) and the tree ker-nel perform approximately at the same level,both outperforming the state-of-the-art IntroductionMicroblogging websites have evolved to become asource of varied kind of information.}
source of varied kind of information. This is due to nature of microblogs on which people post real time messages about their opinions on a variety of topics, discuss current issues, complain, and express posi-tive sentiment for products they use in daily life. In fact, companies manufacturing such products have
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