Double LDA: A Sentiment Analysis Model Based on Topic Model.
Xue ChenWenqing TangHao XuXiaofeng HuPublished in: SKG (2014)
Keyphrases
- sentiment analysis
- topic models
- latent dirichlet allocation
- text mining
- topic modeling
- opinion mining
- text classification
- latent topics
- sentiment classification
- latent variables
- weakly supervised
- co occurrence
- topic discovery
- text documents
- variational inference
- probabilistic model
- gibbs sampling
- generative model
- natural language processing
- probabilistic topic models
- sentiment lexicon
- bag of words
- information extraction
- databases
- latent topic models
- dimensionality reduction
- multi class
- expert systems
- knowledge discovery
- lda model
- social media
- support vector
- machine learning