SAR Image Denoising via Sparse Representation in Shearlet Domain Based on Continuous Cycle Spinning.
Shuaiqi LiuMing LiuPeifei LiJie ZhaoZhihui ZhuXuehu WangPublished in: IEEE Trans. Geosci. Remote. Sens. (2017)
Keyphrases
- image denoising
- sparse representation
- total variation
- denoising
- natural images
- dictionary learning
- sparse coding
- noisy images
- partial differential equations
- image processing
- compressive sensing
- face recognition
- wavelet domain
- image patches
- signal processing
- sar images
- piecewise smooth
- image classification
- wavelet coefficients
- test images
- dimensionality reduction
- data sets
- synthetic aperture radar
- convex optimization
- image representation
- image data
- translation invariant
- high dimensional data
- image restoration
- regularization term
- sparse learning
- frequency domain
- image compression
- object recognition
- feature selection