Signal Denoising Based on Wavelet Threshold Denoising and Optimized Variational Mode Decomposition.
Hongping HuYan AoHuichao YanYanping BaiNa ShiPublished in: J. Sensors (2021)
Keyphrases
- denoising
- wavelet packet
- soft threshold
- hard thresholding
- denoising methods
- frequency domain
- image denoising
- wavelet packet transform
- basis pursuit
- image processing
- natural images
- wavelet domain
- denoising algorithm
- total variation
- noisy images
- total variation regularization
- additive gaussian noise
- wavelet based denoising
- wiener filter
- noise removal
- image segmentation
- soft thresholding
- wavelet thresholding
- translation invariant
- wavelet denoising
- spatially adaptive
- gaussian white noise
- dual tree
- wavelet shrinkage
- non stationary
- vector valued
- spatial domain
- optical flow
- wavelet coefficients
- gaussian noise
- subband
- computer vision
- removing noise
- image quality
- low frequency