LDA Revisited: Entropy, Prior and Convergence.
Jianwei ZhangJia ZengMingxuan YuanWeixiong RaoJianfeng YanPublished in: CIKM (2016)
Keyphrases
- linear discriminant analysis
- latent dirichlet allocation
- face recognition
- topic models
- mutual information
- prior knowledge
- information theoretic
- information theory
- topic modeling
- dimensionality reduction
- generative model
- feature extraction
- discriminant analysis
- faster convergence
- convergence rate
- convergence speed
- latent variable models
- null space
- iterative algorithms
- linear discriminate analysis
- dimension reduction
- pattern recognition
- information entropy
- subspace methods
- knn
- support vector
- fuzzy entropy
- image processing