Recognizing Contextual Polarity: An Exploration of Features for Phrase-Level Sentiment Analysis.
Theresa WilsonJanyce WiebePaul HoffmannPublished in: Comput. Linguistics (2009)
Keyphrases
- sentiment analysis
- product features
- sentiment classification
- opinion mining
- text classification
- supervised classifiers
- sentence level
- sentiment polarity
- natural language processing
- multi aspect
- text mining
- low level
- online reviews
- co occurrence
- user generated
- sentiment lexicon
- databases
- semantic information
- knowledge discovery
- natural language
- machine learning
- sentiment words