Underwater acoustic signal denoising based on sparse TQWT and wavelet thresholding.
Jirui YangShefeng YanLinlin MaoZeping SuiWei WangDi ZengPublished in: Digit. Signal Process. (2024)
Keyphrases
- wavelet thresholding
- denoising
- underwater acoustic
- image denoising
- denoising algorithm
- spatially adaptive
- sensor networks
- noisy images
- communication systems
- wavelet packet transform
- wavelet domain
- total variation
- error metrics
- natural images
- image processing
- key technologies
- wavelet packet
- noise removal
- frequency domain
- gaussian noise
- denoising methods
- mac protocol
- sparse representation
- wireless sensor networks
- wavelet coefficients
- shift invariant
- noise level
- filter bank
- signal processing