PhraseRNN: Phrase Recursive Neural Network for Aspect-based Sentiment Analysis Thien Hai Nguyen author Kiyoaki Shirai author 2015-09 text Proceedings of the 2015 Conference on Empirical Methods in Natural Language Processing Lluís Màrquez editor Chris Callison-Burch editor Jian Su editor Association for Computational Linguistics Lisbon, Portugal conference publication nguyen-shirai-2015-phrasernn 10.18653/v1/D15-1298 https://aclanthology.org/D15-1298/ 2015-09 2509 2514