Twitter Sentiment Detection via Ensemble Classification Using Averaged Confidence Scores. - Matthias Hagen; Martin Potthast; Michel Büchner; Benno Stein 001 (ECIR, 2015)

Webis: An Ensemble for Twitter Sentiment Detection. - Matthias Hagen; Martin Potthast; Michel Büchner; Benno Stein 001 (SemEval@NAACL-HLT, 2015)