Low-Quality Product Review Detection in Opinion Summarization Jingjing Liu author Yunbo Cao author Chin-Yew Lin author Yalou Huang author Ming Zhou author 2007-06 text Proceedings of the 2007 Joint Conference on Empirical Methods in Natural Language Processing and Computational Natural Language Learning (EMNLP-CoNLL) Jason Eisner editor Association for Computational Linguistics Prague, Czech Republic conference publication liu-etal-2007-low https://aclanthology.org/D07-1035/ 2007-06 334 342