Extracting Product Features and Opinions from Reviews Ana-Maria Popescu author Oren Etzioni author 2005-10 text Proceedings of Human Language Technology Conference and Conference on Empirical Methods in Natural Language Processing Raymond Mooney editor Chris Brew editor Lee-Feng Chien editor Katrin Kirchhoff editor Association for Computational Linguistics Vancouver, British Columbia, Canada conference publication popescu-etzioni-2005-extracting https://aclanthology.org/H05-1043/ 2005-10 339 346