Identification of Multiple Power Quality Disturbances Based on the Improved S-transform and Wavelet Transform Energy Distribution.
Liquan ZhaoMeijiao GaiPublished in: J. Inf. Hiding Multim. Signal Process. (2018)
Keyphrases
- wavelet transform
- energy distribution
- subband
- subband decomposition
- power quality disturbance
- image compression
- multiresolution
- image coding
- high frequency
- signal processing
- low frequency
- feature extraction
- wavelet coefficients
- multiscale
- frequency band
- wavelet filters
- machine learning
- neural network
- wavelet domain
- wavelet decomposition
- perfect reconstruction
- feature selection