BCI	Brain-computer Interface
MI	Motor Imagery
EEG	Electroencephalography
TBTF	Two-Branch Time-frequency
DL	Deep Learning
CNN	Convolution Neural Network
EcoG	Electrocorticography
fMRI	functional Magnetic Resonance Imaging
MEG	Magnetoencephalography
ERD	Event-Related Desynchronization
ERS	Event-Related Synchronization
SNR	Signal Noise Ratio
CSP	Common Spatial Pattern
LDA	Linear Discriminant Analysis
FBSCSP	Filter Bank Common Spatial Pattern
QDA	Quadratic Discriminant Analysis
LSVM	Linear Support Vector Machines
RBF-SVM	Support Vector Machines with Radial Basis Function kernel
SAE	Stacked Automatic Encoder
STFT	Short-Time Fourier Transform
LSTM	Long Short-Term Memory
ESI	EEG Source Imaging
CWT	Continuous Wavelet Transform
ELUs	Exponential Linear Units
ReLU	Rectified Linear Unit