Research Article
A Novel Scheme with FG-FFT for Analysis of Electromagnetic Scattering from Large Objects
Table 2
Some related data for examples.
| Ex | | Method | Memory requirement (M) | CPU time (s) | RMSE | Near-field | Coefficient | Total | Correction matrix | Per iteration | Total |
| A | 0.1 | [T] | 236 | 488 | 1024 | 115 | 10.23 | 1270 | 0.060 | [O] | 123 | 488 | 911 | 73 | 10.12 | 1224 | 0.061 | 0.2 | [T] | 840 | 428 | 1364 | 317 | 2.75 | 710 | 0.071 | [O] | 345 | 428 | 869 | 134 | 2.25 | 512 | 0.073 |
| B | 0.2 | [T] | 1458 | 709 | 2502 | 518 | 6.8 | 1541 | 0.089 | [O] | 607 | 709 | 1651 | 229 | 6.1 | 1248 | 0.094 |
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