A denoising method of mine microseismic signal based on NAEEMD and frequency-constrained SVD.
Chongchong ZhangYannan ShiJiangong LiuShuaishuai JiangHanqiu WangYiying WangPublished in: J. Supercomput. (2022)
Keyphrases
- denoising methods
- denoising
- image denoising
- noisy images
- nonlocal means
- singular value decomposition
- denoising algorithm
- wavelet packet
- noise reduction
- wavelet denoising
- natural images
- signal processing
- frequency domain
- low frequency
- noise model
- multiscale
- image processing
- computer vision
- high frequency
- non stationary
- computationally efficient
- wavelet domain
- principal component analysis