An Image Fusion Method Based on Sparse Representation and Sum Modified-Laplacian in NSCT Domain.
Yuanyuan LiYanjing SunXinhua HuangGuanqiu QiMingyao ZhengZhiqin ZhuPublished in: Entropy (2018)
Keyphrases
- sparse representation
- sparse coding
- dictionary learning
- reconstruction error
- image classification
- face recognition
- signal processing
- compressed sensing
- joint optimization
- compressive sensing
- negative matrix factorization
- dimensionality reduction
- image representation
- piecewise smooth
- test images
- random projections
- image patches
- sparse approximations
- sparse reconstruction
- high dimensional data
- natural images
- high dimensional
- data mining
- sparsity constraints
- neural network
- data sets
- objective function
- feature selection
- computer vision
- regularized least squares
- sparse learning
- sparse codes