Hierarchical classification with a topic taxonomy via LDA.
Li HeYan JiaZhaoyun DingWeihong HanPublished in: Int. J. Mach. Learn. Cybern. (2014)
Keyphrases
- hierarchical classification
- latent dirichlet allocation
- hierarchical structure
- topic models
- topic modeling
- topic discovery
- text classification
- latent topics
- linear discriminant analysis
- classification algorithm
- face recognition
- generative model
- text mining
- lda model
- feature selection
- probabilistic model
- information retrieval
- tree structure
- probabilistic topic models
- knn
- feature extraction
- hierarchical text classification
- database
- dimensionality reduction
- co occurrence
- support vector
- neural network