Noise Reduction of Steel Cord Conveyor Belt Defect Electromagnetic Signal by Combined Use of Improved Wavelet and EMD.
Hongwei MaHongwei FanQinghua MaoXuhui ZhangWang XingPublished in: Algorithms (2016)
Keyphrases
- noise reduction
- white noise
- denoising methods
- wiener filter
- hearing aids
- noisy environments
- edge preserving
- signal to noise ratio
- denoising algorithm
- noise cancellation
- conveyor belt
- high frequency
- noise removal
- median filter
- original signal
- edge detection
- empirical mode decomposition
- wavelet transform
- wavelet analysis
- noise level
- soft thresholding
- non stationary
- speech enhancement
- multiplicative noise
- noise free
- edge enhancement
- multiscale
- single channel
- signal processing
- denoising
- hilbert transform
- multiresolution
- wavelet decomposition
- bandpass
- speckle noise
- noise detection
- impulse noise
- surface defects
- wavelet coefficients
- frequency domain
- median filtering
- low pass
- wavelet packet
- wavelet domain
- vector median filter
- densely packed