EMD-Based Borehole TEM Array Signal Denoising and Baseline Wander Correction for NDT of Downhole Casings.
Bo DangChangzan LiuLing YangGang WangMimi WangZhiping RenRuirong DangPublished in: IEEE Access (2020)
Keyphrases
- denoising
- empirical mode decomposition
- wavelet packet
- frequency domain
- wavelet based denoising
- denoising methods
- image denoising
- wiener filter
- soft threshold
- wavelet packet transform
- total variation
- non stationary
- nonlinear filtering
- image processing
- noisy images
- additive gaussian noise
- natural images
- hilbert huang transform
- wavelet domain
- gaussian white noise
- signal processing
- removing noise
- noise removal
- information preserving
- signal analysis
- distance measure
- source separation
- direction of arrival
- high speed
- denoising algorithm
- gaussian noise
- high frequency
- image restoration
- signal detection
- wavelet denoising
- hard thresholding
- hilbert transform
- short time fourier transform
- basis pursuit
- transmission electron microscopy
- least squares
- computer vision
- feature extraction