MCNN	Multiple Convolutional Neural Networks
HOG	Histogram of Oriented Gradients
SURF	Speeded Up Robust Features
SIFT	Scale-Invariant feature transform
SVM	Support Vector Machine
CNN	Convolutional Neural Network
ANN	Artificial Neural Network
LSTM	Long-Short Term Memory
H-CNN	Hierarchical Convolutional Neural Networks
VGG	Visual Geometry Group
WRN	Wide Residual Network
SCNNB	Shallow Convolutional Neural Network
PCA	Principal Component Analysis
GAN	Generative Adversial Network