Kernel Reconstruction ICA for Sparse Representation
Yanhui XiaoZhenfeng ZhuYao ZhaoPublished in: CoRR (2013)
Keyphrases
- sparse representation
- compressed sensing
- reconstruction error
- compressive sensing
- face recognition
- sparse reconstruction
- regularized least squares
- signal processing
- dictionary learning
- independent component analysis
- sparse coding
- blind source separation
- image classification
- single image super resolution
- sparsity constraints
- kernel methods
- image super resolution
- random projections
- negative matrix factorization
- image reconstruction
- joint optimization
- kernel function
- feature space
- image patches
- high dimensional data
- three dimensional
- neural network
- dimensionality reduction
- face images
- pattern recognition
- feature extraction
- sparse approximations
- image representation
- support vector
- computer vision
- positive definite
- kernel matrix
- gaussian processes
- test images
- training data