Through-the-Wall Nonlinear SAR Imaging

no code implementations • 28 Aug 2020 • Michael V. Klibanov, Alexey V. Smirnov, Vo Anh Khoa, Anders J. Sullivan, Lam H. Nguyen

An inverse scattering problem for SAR data in application to through-the-wall imaging is addressed.

Numerical Analysis Numerical Analysis 65M32, 78A46

The tensor rank of 5x5 matrices multiplication is bounded by 98 and its border rank by 89

no code implementations • 29 Jan 2021 • Alexandre Sedoglavic, Alexey V. Smirnov

We present a non-commutative algorithm for the product of 3x5 by 5x5 matrices using 58 multiplications.

Computational Complexity