A Dual-ACA-MoM Algorithm for EM Scattering From Multiple Identical Rigid Targets

• Published in: IEEE transactions on microwave theory and techniques Vol. 73; no. 2; pp. 878 - 889
• Main Authors: Chai, Shui-Rong, Meng, Ling-Hui, Guo, Li-Xin, Dai, Pu-Kun
• Format: Journal Article
• Language: English
• Published: New York IEEE 01.02.2025; The Institute of Electrical and Electronics Engineers, Inc. (IEEE)
• Subjects: Adaptive algorithms; Adaptive cross approximation (ACA); Algorithms; Green's functions; Impedance; Integral equations; Matrix decomposition; Memory management; Method of moments; method of moments (MoM); multiple identical rigid targets; Octrees; Scattering

To solve the electromagnetic (EM) scattering from multiple identical rigid targets with traditional adaptive cross approximation method of moments (ACA-MoM), the multiple targets are treated as a single entity. ACA is introduced directly to the octree's finest layer neglecting the characteristi...