Numerical matched condition is proposed to overcome the difference error and to reduce the computational expense of PML.
为了克服理想匹配层的差分误差，减少计算开销，提出数值匹配条件。
A composite feature selection method for reaping the benefits of precision from the wrapper method and keeping the computational expense down from the filter method is proposed.
为了利用过滤方法计算简单和绕封方法精度高的优点，提出一种组合过滤和绕封方法的特征选择新方法。
This new method has advantages of low computational expense, excellent target detection performance in the main clutter field, and strong ability to mitigate isolate interference.
该方法具有计算量低、主杂波区性能好和孤立干扰抑制能力强等优点。
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