AR	Augmented Reality
BN	Batch Normalization
CNN	Convolutional Neural Network
CPU	Computer Processing Unit
3D	Three Dimensional
3D-CNN	3D Convolutional Neural Network
GCNs	Graph Neural Networks
GPU	Graphics Processing Unit
HGR	Hand Gesture Recognition
HCI	Human–Computer Interaction
FC	Fully Connected
FFN	Feed-Forward Neural Network
GELU	Gaussian Error Linear Unit
LN	Layer Normalization
LSTM	Long Short-Term Memory
MHA	Multi-Head Attention
MLP	Multilayer Perceptron
PE	Positional Embedding
ReLU	Rectified Linear Unit
RNN	Recurrent Neural Network
VR	Virtual Reality