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河口悬沙粒径对遥感反射率影响的理论分析与实验观测

Keywords: 遥感反射率,河口海岸,悬浮泥沙,颗粒粒径

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Abstract:

为了尽可能减少野外测量的不确定性可能带来的影响,研究设计了一个基于实验水桶稳定观测平台及可控制条件下的光谱辐射测量实验.采用典型高浊度河口-长江口和黄河口的泥沙颗粒物作为研究对象,理论分析了悬浮物粒径与后向散射系数、遥感反射率的定量关系,实验观测了悬浮颗粒物粒径对遥感反射率的响应变化.实验结果可为河口二类水遥感建模及粒径在遥感模型中的参数化表达提供参考依据.

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