Equivalence Between LDA/QR and Direct LDA.
Rong-Hua LiShuang LiangGeorge BaciuEddie C. L. ChanPublished in: Int. J. Cogn. Informatics Nat. Intell. (2011)
Keyphrases
- linear discriminant analysis
- latent dirichlet allocation
- topic models
- discriminant analysis
- face recognition
- topic modeling
- dimensionality reduction
- qr decomposition
- generative model
- feature extraction
- subspace methods
- topic discovery
- dimension reduction
- linear discriminate analysis
- latent semantic analysis
- discriminating power
- subspace analysis
- principal component analysis
- singular value decomposition
- lda model
- support vector
- high dimensional data
- null space
- high dimensional
- scatter matrices
- image processing
- genetic algorithm
- data sets