CIS-positive: A Combination of Convolutional Neural Networks and Support Vector Machines for Sentiment Analysis in Twitter Sebastian Ebert author Ngoc Thang Vu author Hinrich Schütze author 2015-06 text Proceedings of the 9th International Workshop on Semantic Evaluation (SemEval 2015) Preslav Nakov editor Torsten Zesch editor Daniel Cer editor David Jurgens editor Association for Computational Linguistics Denver, Colorado conference publication ebert-etal-2015-cis 10.18653/v1/S15-2088 https://aclanthology.org/S15-2088/ 2015-06 527 532