Unsupervised aspect level sentiment analysis using Ant Clustering and Self-organizing Maps.
Emil St. ChifuTiberiu St. LetiaViorica R. ChifuPublished in: SpeD (2015)
Keyphrases
- self organizing maps
- sentiment analysis
- unsupervised learning
- competitive learning
- opinion mining
- text classification
- sentiment classification
- neural network
- sentiment lexicon
- neural gas
- sentence level
- sentiment words
- k means
- online reviews
- input data
- supervised learning
- som neural network
- natural language processing
- multi aspect
- semi supervised
- database
- text mining
- public opinion
- databases
- product reviews
- mutual information
- similarity measure
- product features
- supervised classification
- data clustering
- maximum likelihood
- clustering algorithm
- sentiment polarity