Unsupervised Latent Dirichlet Allocation for supervised question classification.
Saeedeh MomtaziPublished in: Inf. Process. Manag. (2018)
Keyphrases
- question classification
- latent dirichlet allocation
- topic modeling
- topic models
- lda model
- semi supervised
- unsupervised learning
- question answering
- supervised learning
- generative model
- probabilistic topic models
- feature weighting
- text mining
- dimensionality reduction
- feature selection
- question answering systems
- machine learning
- semantic features
- learning algorithm
- co occurrence
- semi supervised learning
- probabilistic model
- information retrieval
- text classification
- text categorization
- support vector
- artificial intelligence