Unsupervised sentiment analysis with emotional signals.

@inproceedings{hu-2013-unsupervised, author = {Xia Hu and Jiliang Tang and Huiji Gao and Huan Liu}, editor = {Daniel Schwabe and Virg\'{i}lio A. F. Almeida and Hartmut Glaser and Ricardo Baeza-Yates and Sue B. Moon}, title = {{Unsupervised sentiment analysis with emotional signals}}, booktitle = {{22nd International World Wide Web Conference, WWW '13, Rio de Janeiro, Brazil, May 13-17, 2013}}, pages = {607--618}, publisher = {International World Wide Web Conferences Steering Committee / ACM}, year = {2013}, url = {https://doi.org/10.1145/2488388.2488442}, doi = {https://doi.org/10.1145/2488388.2488442} }