DNN	Deep Neural Network
CNN	Convolutional Neural Network
RNN	Recurrent Neural Network
CRNN	Convolutional Recurrent Neural Network
ResNet	Residual Neural Networks
Bi-LSTM	Bi-Directional Long-Short Term Memory
RCR-Net	Residual-Convolution-Recurrent Neural Network
K-margin	K-Margin-Based Health-Condition Label Prediction Algorithm
KEEN	K-Margin-Based Interpretable Learning
MSE	Mean Square Error Loss
ECG	Electrocardiograph
AF	Atrial Fibrillation