HV	High-voltage
EMI	Electro-magnetic interference
DRSN	Deep residual shrinkage networks
RSBU	Residual shrinkage building unit
PD	Partial discharge
ML	Machine Learning
S	Stockwell
ResNet	Residual Neural Network
CWT	Continuous wavelet transform
TF	Time-frequency
QCT	Quadratic curve thresholding
ECG	Electrocardiogram
CNN	Convolutional neural network
GAP	Global average pooling
FC	Fully connected
CISPR	Comité International Spécial des Pertrubations Radioélectriques
SNR	Signal-to-noise-ratio
VGG	Visual Geometry Group