UAV	Unmanned aerial vehicle
PA	Precision agriculture
CFD	Computational fluid dynamics
VMD	Volume median diameter
Env.	Environment
FVM	Finite volume method
LBM	Lattice Boltzmann method
PLSR	Partial least squares regression
SVM	Support vector machine
DSS	Decision support system
ANN	Artificial neural network
DPM	Discrete phase model
SST	Shear-stress transport
PET	Polyethylene terephthalate
SVR	Support vector regression
BPNN	Back propagation neural network
KKT	Karush-Kuhn-Tucker
RMSE	Root mean square error
MAE	Mean absolute error
$R^2$	Coefficient of determination