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Acronym | Full form |
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TCAPLMS | Transfer component analysis with preserving local manifold structure |
PSFFC | Preferred feature selection by fault sensitivity and feature correlation |
REBs | Rolling element bearings |
MODWPT | Maximum overlap discrete wavelet packet transform |
SVD | Singular value decomposition |
DTCWPT | Dual-tree complex wavelet packet transform |
VMD | Variational mode decomposition |
IMF | Intrinsic mode function |
FAWT | Flexible analytical wavelet transform |
TF | Time-frequency |
STFT | Short-time Fourier transform |
CNN | Convolutional neural network |
EWT | Empirical wavelet transform |
K | Kurtosis |
PV | Peak value |
V | Variance |
RMS | Root mean square |
LFDA | Local Fisher discriminant analysis |
HES | HHT envelope spectrum |
OFS | Original feature set |
WPD | Wavelet packet denoising |
CWRU | Case Western Reserve University |
HES | Hilbert envelope spectra |
RF | Random forest |
SNR | Signal-to-noise ratio |
EMD | Empirical mode decomposition |
STD | Standard deviation |
WSVM | Weighted support vector machine |
CDET | Compensation distance evaluation technique |
LPP | Locality preserving projections |
TCA | Transfer component analysis |
HKL | High-order Kullback–Leibler |
MSDCTL | Multistage deep convolutional transfer learning |
DWT | Discrete wavelet transform |
MODWT | Maximal overlap discrete wavelet transform |
LDA | Linear discriminant analysis |
Sw | Skewness |
SMD | Sum of within-class mean deviations |
MMD | Maximum mean discrepancy |
MD | Mean deviations |
ARI | Adjusted rand index |
PCC | Pearson correlation coefficient |
FPSD | Feature priority selection degree |
FSD | Fault sensitivity degree |
RFS | Raw feature set |
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