BBA	Block Bundle Adjustment
CORS	Continuously Operating Reference Stations
DEM	Digital Elevation Model
DIC	Digital Image Correlation
DoD	DEM of Difference
ETRF	European Terrestrial Reference Frame
ETRS	European Terrestrial Reference System
Exif	Exchangeable image file format
GCP	Ground Control Point
GNSS	Global Navigation Satellite System
GPS	Global Positioning System
GSD	Ground Sample Distance
LiDAR	Light Detection And Ranging
NRTK	Network Real Time Kinematic
RDN	Rete Dinamica Nazionale (Dynamic National Network)
RGB	Red Green Blue
RMSE	Root Mean Square Error
SfM	Structure-from-Motion
SOR	Statistical Outlier Removal
TLS	Terrestrial Laser Scanner
UAV	Unmanned Aerial Vehicle