Cloud-Based Actor Identification With Batch-Orthogonal Local-Sensitive Hashing and Sparse Representation.
Guangyu GaoChi Harold LiuMin ChenSong GuoKin K. LeungPublished in: IEEE Trans. Multim. (2016)
Keyphrases
- sparse representation
- random projections
- dictionary learning
- sparse coding
- compressed sensing
- compressive sensing
- face recognition
- joint optimization
- signal processing
- sparse approximations
- image classification
- high dimensional data
- reconstruction error
- subspace learning
- image representation
- dimensionality reduction
- negative matrix factorization
- piecewise smooth
- regularized least squares
- image patches
- high dimensional
- test images
- similarity search
- data points
- norm minimization
- sparsity constraints
- sparse reconstruction
- training data