Path Loss Characterization Using Machine Learning Models for GS-to-UAV-Enabled Communication in Smart Farming Scenarios

Table 2

RSSI statistical error indicators when UAV trajectory is at 2 m altitudes.

Models	Napier scenario			Ruzi scenario
	MAE	RMSE	R^2	MAE	RMSE	R^2
GUT-R	10.590	12.290	0.334	10.246	12.539	0.289
SVR	1.636	3.336	0.957	1.121	1.870	0.974
ANN	1.596	3.196	0.964	1.112	1.628	0.981