摘要:研究了GNSS—R海面测高的原理和主要误差源,对测高中的两个关键算法进行了研究,包括利用梯度法直接从实测数据中计算镜点位置,利用非线性回归算法计算相关波形峰值点的位置,并在此基础上研究了散射延迟的问题。
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