Diffuse Scattering Directive Model Parameterization Method for Construction Materials at mmWave Frequencies

Table 4

Summary of parameterization results.

MUT	Frequency (GHz)	Optimal parameters		Smea	Minimum RMSE
		Granite	40			10	0.5–0.6	0.62	0.7712
45	10		0.4–0.5	0.56	0.5244
50	10		0.3–0.5	0.52	0.3926
Marble	40	10	0.5–0.6	0.76	1.0299
	45	10	0.5–0.6	0.78	0.3933
	50	10	0.6–0.7	0.82	0.8183