ECG	Electrocardiogram
ResNet	Residual network
SELU	Scaled exponential linear units
IoT	Internet of Things
LSTM	Long and short-term memory
CNN	Convolution neural network
ADC	Analog-to-digital conversion
BLE	Bluetooth Low Energy
GAFs	Gramian angular fields
2D	Two-dimensional
BN	Batch normalization
LTAF	Long-term AF
GASF	Gramian Summation Angular Field
PAC	Premature atrial contraction
PVC	Premature ventricular contraction
N	Normal
AF	Atrial fibrillation
VT	Ventricular tachycardia
SBR	Sinus bradycardia
AT	Atrial tachycardia
Ppr	Precision rate
Sen	Sensitivity
Spe	Specificity
Acc	Accuracy
MLP	Multi-layer perception