VIE-FG-FFT for Analyzing EM Scattering from Inhomogeneous Nonmagnetic Dielectric Objects

Table 3

RMSEs of the RCSs in Example C.

Method		RMSE		RMSE		RMSE
FG-FFT	0.1	0.0704	0.15	0.1579	0.2	0.4854
AIM	0.1	0.3771	0.15	0.5648	0.2	1.2602
IE-FFT	0.1	0.4529	0.15	0.6406	0.2	1.3502
P-FFT	0.1	0.0738	0.15	0.1614	0.2	0.4936