机译:Multilevel Physical Optics Algorithm for Near-Field Double-Bounce Scattering
Tel Aviv Univ, Sch Elect Engn, IL-69978 Tel Aviv, Israel;
Univ Texas Austin, Inst Computat Engn & Sci, Austin, TX 78712 USA;
Fast algorithms; high-frequency methods; physical optics (PO); scattering cross section;