Shannon Entropy of Binary Wavelet Packet Subbands and Its Application in Bearing Fault Extraction.
Shuting WanXiong ZhangLongjiang DouPublished in: Entropy (2018)
Keyphrases
- wavelet packet
- shannon entropy
- subband
- filter bank
- denoising
- information theory
- wavelet packet transform
- mutual information
- wavelet transform
- wavelet packet decomposition
- fault diagnosis
- wavelet decomposition
- frequency band
- non stationary
- multiresolution
- high frequency
- image compression
- multiscale
- wavelet coefficients
- quadtree
- image coding
- feature selection
- image denoising
- signal processing
- feature vectors
- pattern recognition