Research Article
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 |
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