Dynamic non-parametric joint sentiment topic mixture model.
Xianghua FuKun YangJoshua Zhexue HuangLaizhong CuiPublished in: Knowl. Based Syst. (2015)
Keyphrases
- mixture model
- em algorithm
- gaussian mixture model
- probability density function
- density estimation
- generative model
- model selection
- probabilistic model
- expectation maximization
- maximum likelihood
- language model
- unsupervised learning
- mixture modeling
- sentiment analysis
- gaussian mixture
- mixture components
- document level
- topic detection
- model based clustering
- data sets
- natural language processing
- learning algorithm
- finite mixture model