OPINE: Extracting Product Features and Opinions from Reviews

Ana-Maria Popescu, Bao Nguyen, Oren Etzioni

Abstract: Consumers have to often wade through a large number of on-line reviews in order to make an informed product choice. We introduce OPINE, an unsupervised, high-precision information extraction system which mines product reviews in order to build a model of product features and their evaluation by reviewers.