AGC	Automatic Gain Control
C/N0	Carrier-to-Noise Density Ratio
EKF	Extended Kalman Filter
GDOP	Geometric Dilution of Precision
GM(1,1)	Grey Model (1,1)
GNSS	Global Navigation Satellite System
GPS	Global Positioning System
IMU	Inertial Measurement Unit
INS	Inertial Navigation System
LSTM	Long Short-Term Memory
MEMS	Microelectromechanical System
RMS	Root Mean Square
RNN	Recurrent Neural Network
SLAM	Simultaneous Localization and Mapping
UKF	Unscented Kalman Filter
V2I	Vehicle-to-Infrastructure
V2V	Vehicle-to-Vehicle