Research Article
Combination of MLFMA and ACA to Accelerate Computation of Scattering from Underground Targets
Figure 7
Comparison of the HH-polarized bistatic RCS of underground spheres, with different relative dielectric constants of the ground and different incident frequencies of plane wave. The incident angles are set to ° and °. (a) MHz, . (b) MHz, . (c) MHz, . (d) MHz, .
(a) |
(b) |
(c) |
(d) |