SemEval-2015 Task 9: CLIPEval Implicit Polarity of Events.

Irene Russo Tommaso Caselli Carlo Strapparava

Published in: SemEval@NAACL-HLT (2015)

Keyphrases

event detection
word sense disambiguation
sentiment analysis
data sets
temporal relations
positive or negative
information systems
feature extraction
bayesian networks
spatio temporal
hidden markov models
sentiment classification