Towards a novel image denoising method with edge-preserving sparse representation based on laplacian of B-spline edge-detection.
Dongqing XuXiuyou WangGang SunHuaimin LiPublished in: Multim. Tools Appl. (2017)
Keyphrases
- edge detection
- edge preserving
- noise reduction
- edge preservation
- b spline
- denoising methods
- anisotropic diffusion
- noisy images
- denoising algorithm
- multiscale
- noise removal
- edge detector
- image processing
- image restoration
- least squares
- control points
- image denoising
- denoising
- signal to noise ratio
- wiener filter
- zero crossing
- image enhancement
- noise level
- median filter
- sparse representation
- edge information
- input image
- region growing
- basis functions
- nonlocal means
- high resolution
- total variation
- high quality