Image Smoothing Based on Image Decomposition and Sparse High Frequency Gradient.
Guang-Hao MaMingli ZhangXue-Mei LiCai-ming ZhangPublished in: J. Comput. Sci. Technol. (2018)
Keyphrases
- high frequency
- image decomposition
- image smoothing
- image processing and computer vision
- low frequency
- spatially varying
- image denoising
- wavelet coefficients
- multiscale
- nonlinear diffusion
- edge preserving
- denoising
- high resolution
- wavelet transform
- visual quality
- partial differential equations
- subband
- image segmentation
- discrete wavelet transform
- edge detection
- noisy images
- low pass
- image processing
- anisotropic diffusion
- photometric stereo
- wavelet domain
- multiresolution
- high quality
- computer vision
- image restoration
- natural images
- region boundaries
- image enhancement