A novel curvelet thresholding denoising method based on chi-squared distribution.
Hua CuiGabeng YanHuansheng SongPublished in: Signal Image Video Process. (2015)
Keyphrases
- denoising
- denoising methods
- chi squared
- image denoising
- wavelet denoising
- noisy images
- image processing
- information gain
- wavelet domain
- denoising algorithm
- natural images
- frequency domain
- nonlocal means
- nonlinear diffusion
- wavelet packet
- pairwise
- edge detection
- feature set
- gray level
- semi supervised
- multiresolution
- computational complexity
- feature extraction
- computer vision