The effect of negation on sentiment analysis and retrieval effectiveness.
Lifeng JiaClement T. YuWeiyi MengPublished in: CIKM (2009)
Keyphrases
- sentiment analysis
- retrieval effectiveness
- opinion mining
- test collection
- information retrieval systems
- sentiment classification
- information retrieval
- query expansion
- retrieval model
- average precision
- text classification
- query terms
- sentence level
- text mining
- pseudo relevance feedback
- natural language processing
- relevance feedback
- product reviews
- relevant documents
- online reviews
- sentiment lexicon
- product features
- search tasks
- bayesian networks
- document collections
- language model
- knowledge discovery
- learning process
- machine learning
- data mining
- database