Estimation of Reservoir Bio-Optical Water Quality Parameters Using Smartphone Sensor Apps and Landsat ETM+: Review and Comparative Experimental Results

Table 8

Statistical evaluation of SPM estimation using Landsat, EyeOnWater, and HydroColor App models.

Sensor	MAE (%)	RMSE (mg·m^−3)	NRMSE1	NRMSE2
Landsat ETM+	10.11	10.478	4.4820	0.7260	0.6416	0.4117
EyeOnWater app	4.06	1.2612	0.3140	0.2360	0.7315	0.5352
HydroColor app	26.02	1.4212	0.1940	0.2380	0.8637	0.7460