Unsupervised Fine-Grained Sentiment Analysis System Using Lexicons and Concepts.
Nir OfekLior RokachPublished in: SemWebEval@ESWC (2014)
Keyphrases
- fine grained
- sentiment analysis
- sentiment classification
- opinion mining
- coarse grained
- text classification
- access control
- sentence level
- text mining
- sentiment lexicon
- product reviews
- natural language processing
- multi aspect
- product features
- semi supervised
- online reviews
- information retrieval
- data lineage
- user generated
- knowledge representation