Rethinking LDA: Moment Matching for Discrete ICA.
Anastasia PodosinnikovaFrancis R. BachSimon Lacoste-JulienPublished in: NIPS (2015)
Keyphrases
- face recognition
- independent component analysis
- feature extraction
- principal component analysis
- linear discriminant analysis
- topic models
- latent dirichlet allocation
- subspace analysis
- pattern matching
- matching algorithm
- image matching
- graph matching
- discriminant analysis
- matching process
- preprocessing
- generative model
- discrete space
- topic modeling
- dimensionality reduction
- signal processing
- dimension reduction
- finite number
- feature matching
- object recognition