Speckle Suppression Based on Sparse Representation with Non-Local Priors.
Shuaiqi LiuQi HuPengfei LiJie ZhaoChong WangZhihui ZhuPublished in: Remote. Sens. (2018)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- image classification
- edge detection
- bayesian framework
- high dimensional data
- noise reduction
- joint optimization
- compressive sensing
- face recognition
- reconstruction error
- image representation
- compressed sensing
- piecewise smooth
- random projections
- signal processing
- image patches
- sparse approximations
- sparse coefficients
- norm minimization
- image restoration
- dimensionality reduction
- image data
- test images
- multiscale
- sparse reconstruction
- regularized least squares
- neural network
- sparse codes
- machine learning
- feature selection
- similarity measure
- prior knowledge
- negative matrix factorization
- high resolution