2D nonlocal sparse representation for image denoising.
Na QiYunhui ShiXiaoyan SunWenpeng DingBaocai YinPublished in: VCIP (2015)
Keyphrases
- image denoising
- sparse representation
- denoising
- natural images
- noisy images
- sparse coding
- nonlocal means
- total variation
- image processing
- denoising algorithm
- wavelet coefficients
- image classification
- image patches
- face recognition
- signal processing
- piecewise smooth
- wavelet domain
- compressive sensing
- high dimensional data
- image representation
- dimensionality reduction
- image inpainting
- test images
- denoising methods
- multiresolution
- nearest neighbor
- image restoration
- object recognition
- multiscale
- higher order
- computer vision