... DOA and PolarizationEstimation of Coherent Sources withLinear Elect romagnetic Vector-Sensor ArrayZhaoting Liu,1Jing He,2 and Zhong Liu11Department of Electronic Engineering, Nanjing ... 65–76,2001.[14] H. Jiacai, S . Yaowu, and T. Jianwu, “Joint estimation of DOA,frequency, and polarization based on cumulants and UCA,”Journal of Systems Engineering and Electronics, vol. 18, no. 4,pp. ... with PSA-PM and SUMWE underdifferent SNRs and number of snapshots. The impingingsignal parameters are same as in Figures 1 and 2.Weuse300 snapshots in Figure 3 and set SNR= 20 dB in Figure 4.For...