Linear Frequency Modulated Signal Denoising Based on Symplectic Geometric Mode Decomposition and Block Thresholding.
Jincheng NiJin ZhaoXianliang WuPublished in: ICCT (2023)
Keyphrases
- denoising
- wavelet packet
- frequency domain
- wavelet based denoising
- image denoising
- wavelet thresholding
- wavelet packet transform
- low frequency
- image processing
- denoising methods
- noisy images
- natural images
- wavelet denoising
- denoising algorithm
- frequency spectrum
- gaussian white noise
- spatial filters
- power spectra
- total variation
- frequency response
- wiener filter
- noise removal
- nonlinear filters
- bandpass
- linear filters
- hard thresholding
- high frequency
- wavelet domain
- band pass filters
- filter bank
- spatially adaptive
- spectrum analysis
- spatial domain
- linear systems
- image segmentation
- fir filters
- high pass
- signal processing
- frequency band
- transfer function
- gaussian noise
- multiresolution
- removing noise
- gray level
- non stationary
- computer vision