Wavelet de-noising techniques with power spectral density to vibration signal.
Weizhen ChenBingwen WangHao ZhanLong ZhouPublished in: Kybernetes (2013)
Keyphrases
- vibration signal
- power spectral density
- frequency band
- denoising
- power spectrum
- wavelet packet
- frequency domain
- natural images
- fourier transform
- spectral analysis
- high frequency
- low frequency
- image denoising
- condition monitoring
- autoregressive
- subband
- image processing
- wavelet analysis
- transfer function
- color images
- noise removal
- wavelet transform
- wavelet domain
- non stationary
- operating conditions
- fault diagnosis
- multiresolution
- image analysis
- feature extraction
- neural network
- computer vision