A Latent Dirichlet Allocation Approach using Mixed Graph of Terms for Sentiment Analysis.
Mario CasilloFabio ClariziaFrancesco ColaceMassimo De SantoMarco LombardiFrancesco PascalePublished in: HICSS (2019)
Keyphrases
- sentiment analysis
- latent dirichlet allocation
- topic models
- text mining
- opinion mining
- topic modeling
- sentiment classification
- latent topics
- text classification
- probabilistic topic models
- generative model
- natural language processing
- sentence level
- co occurrence
- sentiment lexicon
- machine learning
- gibbs sampling
- text categorization
- product reviews
- text documents
- query expansion
- information extraction
- neural network