STD	standing
LOB	lying on the belly
LOS	lying on side
SIT	sitting
MOT	mounting
R-FCN	region-based fully convolution
LDA	linear discriminant analysis
ANNs	artificial neural networks
RF	random forest
SVM	support vector machine
Faster R-CNN	faster region-based convolutional network
ZFNet	Zeiler and Fergus Net
YOLOv5	You Look Only Once version five