Using data-driven feature enrichment of text representation and ensemble technique for sentence-level polarity classification.
Pu ZhangZhongshi HePublished in: J. Inf. Sci. (2015)
Keyphrases
- sentence level
- text representation
- polarity classification
- sentiment analysis
- novelty detection
- text classification
- sentiment classification
- multi document summarization
- training set
- image features
- text mining
- bag of words
- document clustering
- news stories
- vector space model
- text categorization
- feature set
- training data
- document representation
- word sense disambiguation
- artificial intelligence
- index terms
- feature selection