An Improved Empirical Wavelet Transform and Refined Composite Multiscale Dispersion Entropy-Based Fault Diagnosis Method for Rolling Bearing.
Jinde ZhengSiqi HuangHaiyang PanKuosheng JiangPublished in: IEEE Access (2020)
Keyphrases
- wavelet transform
- multiscale
- monitoring and fault diagnosis
- image coding
- multiresolution
- subband
- wavelet domain
- wavelet coefficients
- image compression
- wavelet decomposition
- high frequency
- scale space
- translation invariant
- edge detection
- image representation
- wavelet filters
- theoretical analysis
- feature extraction
- low frequency
- machine learning
- information theory
- natural images
- image segmentation
- image fusion
- filter bank
- shape representation
- vibration signal
- coarse to fine
- image fusion algorithm
- multiscale representation
- shift invariance
- multiscale analysis
- lifting scheme
- image processing
- wavelet packet
- empirical data
- information theoretic
- partial differential equations
- data sets
- wavelet analysis