Keyphrases
- low rank representation
- norm minimization
- low rank
- convex optimization
- matrix completion
- missing data
- linear combination
- matrix factorization
- kernel matrix
- affinity matrix
- singular value decomposition
- eigendecomposition
- total variation
- high order
- semi supervised
- high dimensional data
- sparse coding
- pattern recognition
- sparse representation
- feature vectors
- image retrieval
- data sets
- image restoration
- unsupervised learning
- nearest neighbor
- face recognition
- image processing
- computer vision