Distinguishing between Positive and Negative Opinions with Complex Network Features Diego Raphael Amancio author Renato Fabbri author Osvaldo Novais Oliveira Jr. author Maria das Graças Volpe Nunes author Luciano da Fontoura Costa author 2010-07 text Proceedings of TextGraphs-5 - 2010 Workshop on Graph-based Methods for Natural Language Processing Carmen Banea editor Alessandro Moschitti editor Swapna Somasundaran editor Fabio Massimo Zanzotto editor Association for Computational Linguistics Uppsala, Sweden conference publication amancio-etal-2010-distinguishing https://aclanthology.org/W10-2313/ 2010-07 83 87