Keyphrases
- low rank approximation
- low rank matrix approximation
- singular value decomposition
- low rank
- convex optimization
- subspace learning
- kernel matrix
- iterative algorithms
- spectral clustering
- data dependent
- data sets
- reconstruction error
- latent semantic indexing
- dimensionality reduction
- adjacency matrix
- convex hull
- nonnegative matrix factorization
- linear combination
- learning algorithm
- pattern recognition
- convex relaxation
- pairwise
- information retrieval