Research Article

Combination of MLFMA and ACA to Accelerate Computation of Scattering from Underground Targets

Table 4

Computation consumption of scattering from a pipe under a rough surface with different distances.

Distance (m)MoM-MLFMAMoM-MLFMA-ACA
Filling time (s)Memory for nondiagonal block matricesIteration time (s)Filling time (s)Memory for nondiagonal block matricesIteration time (s)

1205241102.53 GB29890466153
2205241162.53 GB30387452144
3205241172.53 GB31186441182