Keyphrases
- sentiment analysis
- opinion mining and sentiment analysis
- opinion retrieval
- customer reviews
- trec blog track
- objective function
- evolutionary algorithm
- finer granularity
- sentence level
- opinion mining
- language model
- semi supervised
- real time
- reinforcement learning
- image sequences
- database systems
- multimedia
- social networks
- artificial intelligence
- information retrieval
- neural network
- databases