Keyphrases
- detection method
- matrix decomposition
- low rank
- nonnegative matrix factorization
- singular values
- face detection
- detection algorithm
- singular value decomposition
- low rank matrix
- matrix factorization
- convex optimization
- latent structure
- data representation
- linear combination
- data summarization
- missing data
- least squares
- nearest neighbor
- machine learning
- high order
- low rank approximation
- region detection
- feature vectors
- image processing