Fine-grained Opinion Mining with Recurrent Neural Networks and Word Embeddings Pengfei Liu author Shafiq Joty author Helen Meng 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 liu-etal-2015-fine 10.18653/v1/D15-1168 https://aclanthology.org/D15-1168/ 2015-09 1433 1443