The MLFMA Equipped with a Hybrid Tree Structure for the Multiscale EM Scattering

Table 3

Comparison between the two MLFMAs in Section 4.3.

	MLFMA	MLFMA equipped with a HTS
Number of levels	7	7
Number of the bottom-layer boxes	1793	1902
Memory for the near-field matrix	494.83 MB	409.97 MB