Dependency-Topic-Affects-Sentiment-LDA Model for Sentiment Analysis.
Shunshun YinJun HanYu HuangKuldeep KumarPublished in: ICTAI (2014)
Keyphrases
- sentiment analysis
- lda model
- latent dirichlet allocation
- topic models
- topic discovery
- text mining
- opinion mining
- text classification
- sentiment classification
- topic modeling
- product reviews
- gibbs sampling
- public opinion
- sentence level
- sentiment polarity
- user generated
- generative model
- natural language processing
- sentiment lexicon
- online reviews
- text documents
- opinion retrieval
- probabilistic model
- product features
- opinion words
- sentiment words
- information retrieval
- co occurrence
- information extraction
- expert systems
- feature selection