Discovering the Discriminative Views: Measuring Term Weights for Sentiment Analysis.
Jungi KimJinji LiJong-Hyeok LeePublished in: ACL/IJCNLP (2009)
Keyphrases
- sentiment analysis
- term weights
- opinion mining
- text classification
- sentiment classification
- tf idf
- term frequency
- sentence level
- ranking functions
- term weighting
- retrieval effectiveness
- text mining
- vector space model
- co occurrence
- retrieval model
- natural language processing
- information retrieval
- feature selection
- sentiment lexicon
- vector space
- bag of words
- text categorization
- semi supervised
- query terms
- document collections