In nonhomogeneous sea clutter, abnormal cells included reference cells constrain the performance of the Sample Covariance Matrix (SCM), and then influence the detection performance of the traditional Adaptive Matched Filter (AMF) detector, while censoring abnormal cells may cause singularity of the covariance matrix in the case of limited reference cells. Without changing number of the reference cells, this paper devises the median and normalized covariance matrix estimator and uses in the detection scheme of the AMF. Compared with the traditional AMF, the newly devised AMF obtains better performance in both measured and simulated clutter.
刘明, 水鹏朗. 基于功率中值和归一化采样协方差矩阵的自适应匹配滤波检测器[J]. 电子与信息学报, 2015, 37(6): 1395-1401.
Liu Ming, Shui Peng-lang. Adaptive Matched Filter Detector Based on Power Median and Normalized Sample Covariance Matrix. JEIT, 2015, 37(6): 1395-1401.
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