CT image denoising using NLM and correlation-based wavelet packet thresholding.
Manoj DiwakarManoj KumarPublished in: IET Image Process. (2018)
Keyphrases
- wavelet packet
- denoising
- denoising algorithm
- wavelet domain
- image denoising
- noisy images
- medical images
- wavelet packet transform
- image processing
- natural images
- ct images
- x ray
- denoising methods
- frequency domain
- translation invariant
- wavelet function
- wavelet decomposition
- wavelet packet decomposition
- image reconstruction
- frequency band
- shift invariant
- watermarking algorithm
- wavelet transformation
- image segmentation
- data structure
- neural network
- sar images
- image compression