基于峰值区域的高分辨率极化SAR舰船目标特征分析与鉴别

Journal of Radars(2015)

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Abstract
针对高分辨率SAR舰船目标检测中存在类似舰船的干扰目标造成虚警的问题,该文设计了一种峰值区域极化特征提取方法。该方法通过对比水面船只和干扰目标峰值区域Krogager分解中螺旋体散射比重的差异,对两类目标进行了鉴别分析。利用RADARSAT-2的C波段全极化数据对方法的有效性进行验证,验证结果表明该方法能有效地鉴别船只目标与岛屿、防浪堤、海面平台、桥梁等干扰目标,减少SAR舰船目标检测中存在的虚警。
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Key words
Synthetic Aperture Radar (SAR),Polarization decomposition,High-resolution,Ship detection
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