Positive Unlabeled Learning for Deceptive Reviews Detection Yafeng Ren author Donghong Ji author Hongbin Zhang author 2014-10 text Proceedings of the 2014 Conference on Empirical Methods in Natural Language Processing (EMNLP) Alessandro Moschitti editor Bo Pang editor Walter Daelemans editor Association for Computational Linguistics Doha, Qatar conference publication ren-etal-2014-positive 10.3115/v1/D14-1055 https://aclanthology.org/D14-1055/ 2014-10 488 498