no code implementations • 5 Apr 2021 • Lei Xie, Zishu He, Jun Tong, Jun Li, Jiangtao Xi
We propose leave-one-out cross-validation (LOOCV) choices for the shrinkage factors to optimize the beamforming performance, referred to as $\text{S}^2$CM-CV and STE-CV.
no code implementations • 17 Mar 2021 • Lei Xie, Zishu He, Jun Tong, Tianle Liu, Jun Li, Jiangtao Xi
This paper investigates regularized estimation of Kronecker-structured covariance matrices (CM) for polarization radar in sea clutter scenarios where the data are assumed to follow the complex, elliptically symmetric (CES) distributions with a Kronecker-structured CM.
