... snippets and longer documents, for sentiment, topic and subjectivity classification, and is often better than previously published results Therefore, NBSVM seems to be an appropriate and very ... reduction and classification In Proceedings of NIPS, pages 897–904 Andrew L Maas, Raymond E Daly, Peter T Pham, Dan Huang, Andrew Y Ng, and Christopher Potts 2011 Learning word vectors for sentiment ... consistent with BoFnoDic and BoF-w/Rev used in (Nakagawa et al., 2010) and BoWSVM in (Pang and Lee, 2004) (Nakagawa et al., 2010) used a SVM with secondorder polynomial kernel and additional features...