Manifold-respecting discriminant nonnegative matrix factorization.
Shounan AnJiho YooSeungjin ChoiPublished in: Pattern Recognit. Lett. (2011)
Keyphrases
- nonnegative matrix factorization
- manifold regularization
- principal component analysis
- low dimensional
- probabilistic latent semantic indexing
- negative matrix factorization
- data representation
- matrix factorization
- manifold learning
- nonnegative matrix
- feature extraction
- least squares
- spectral clustering
- dimensionality reduction
- sparsity constraints
- feature space
- original data
- high dimensional
- data sets
- face recognition
- objective function
- collaborative filtering
- semi supervised
- document clustering
- feature vectors
- information retrieval
- probabilistic model
- machine learning
- optical flow