SAR Image De-Noising Based on Shift Invariant K-SVD and Guided Filter.
Xiaole MaShaohai HuShuaiqi LiuPublished in: Remote. Sens. (2017)
Keyphrases
- shift invariant
- sar images
- wavelet domain
- denoising
- synthetic aperture radar
- sparse coding
- natural images
- sparse representation
- image denoising
- discrete wavelet transform
- noisy images
- wavelet coefficients
- spatial domain
- wavelet transform
- multiscale
- image processing
- speckle noise
- frequency domain
- multiresolution
- human visual system
- noise reduction
- image classification
- image patches
- rotation invariant
- additive noise