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海面风云变幻,雷达如何智能“看”船?PGA‑CFAR 的巧妙设计【附 ...
合成孔径雷达(SAR)是海上舰船监视的利器,但它看到的海洋并非均匀的画布。风浪变化会剧烈改变海面粗糙度,反映在雷达图像上就是 杂波统计特性忽高忽低 。
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