RGB	Red green blue
RGB-D	Red green blue depth
UAV	Unmanned aerial vehicle
LIDAR	Light detection and ranging
CNN	Convolutional neural network
GNSSS	Global navigation satellite system
RTK	Real-time kinematics
PPK	Post-processed kinematics
GIS	Geographical information system
GPU	Graphics processing unit
CPU	Central processing unit
TL	Transfer learning
FSL	Few-shot learning