讨论了极化滤波对干扰抑制的有效性;
文中研究了利用虚拟极化滤波抑制角欺骗干扰的新技术。
A new technology is studied in this paper, which USES the virtual polarization filtering to suppress the Angle cheating interference.
理论分析和计算机仿真结果均证明全极化干扰可有效对抗极化滤波技术,雷达电子对抗的领域进一步扩展至极化域。
Theory analysis and computer-aided simulation prove that full-polarization jamming is effective on polarization filtering. So ECM is extended to polarization domain.
本文针对高分辨雷达体制提出了横向极化滤波的概念,利用它进行了雷达信号的极化检测研究,获得了良好的检测效果。
The concept of transverse polarization filtering is presented under the high resolution radar system. Radar signal detection is studied via this concept. Detection results are satisfactory.
然后,研究了完全极化、部分极化以及相关干扰条件下极化敏感阵列的滤波性能。
Then, the filtering performance is investigated under completely polarized case, partially polarized case and correlative case.
研究了相关干扰条件下的极化敏感阵列滤波性能。
The filtering performance of polarization sensitive array was investigated under the correlated interferences condition.
本文研究了完全极化情形下极化敏感阵列滤波性能。
The filtering performance of polarization sensitive array is investigated theoretically.
针对SAR图像解译,SVM在图像滤波、图像分割、目标识别与分类、极化数据分类等过程中有很好的处理能力。
Aimed at SAR image interpretation, SVM shows good performance in image filtering, image segmentation, target discrimination and classification, as well as polarimetric SAR data classification.
SAR图像的相干斑会影响图像的分类准确度和精度,在进行分类处理前,对双波段全极化SAR图像相干斑进行矢量滤波处理。
Speckle in SAR images will disturb classification accuracy. Vector filter of speckle is used to dual-frequency images before classification.
给出干扰极化估值方法,分析了估值误差对滤波和测角的影响。
The polarization parameter estimation method is given and the effect of the estimation error on the polarization filtering and Angle measurement is analyzed.
极化敏感阵列信号滤波主要研究利用干扰信号与期望信号空域和极化域的特征差异抑制干扰、增强信号的问题。
Signal filtering of PSA means suppressing interference and enhancing the desired signal, using the difference between desired signal and interference in spatial and polanzational domains.
试验表明,改进后的滤波算法较传统算法有更强的极化信息保持能力。
Experimental results showed that the proposed method could perform better in preserving polarized information than traditional one.
提出了一种基于杂波模型的极化自适应恒虚警检测算法,该算法比极化自适应匹配滤波器算法有更小的估计损失,并推导出了虚警概率表达式。
A model - based polarimetric adaptive CFAR detection algorithm is derived that has a lower estimation loss. A theoretical expression is derived for constant false alarm rate of the proposed algorithm.
提出了一种基于杂波模型的极化自适应恒虚警检测算法,该算法比极化自适应匹配滤波器算法有更小的估计损失,并推导出了虚警概率表达式。
A model - based polarimetric adaptive CFAR detection algorithm is derived that has a lower estimation loss. A theoretical expression is derived for constant false alarm rate of the proposed algorithm.
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