Topic Classification using Latent Dirichlet Allocation at Multiple Levels.
Diana InkpenAmir Hossein RazaviPublished in: Int. J. Comput. Linguistics Appl. (2014)
Keyphrases
- latent dirichlet allocation
- topic models
- topic modeling
- generative model
- topic discovery
- latent topics
- text mining
- lda model
- variational inference
- text classification
- gibbs sampling
- latent topic models
- topic extraction
- pattern recognition
- support vector
- image classification
- probabilistic latent semantic analysis
- discriminative learning
- feature extraction
- variational bayesian inference
- text documents
- probabilistic model
- machine learning
- text corpora
- databases
- support vector machine svm
- dimensionality reduction
- co occurrence
- probabilistic topic models
- prior knowledge
- word counts
- latent topic model
- data mining