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利用卫星红外遥感资料反演大气温湿廓线的三维物理统计方法

Keywords: 反演,统计物理方法,奇异值分解,卫星资料

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Abstract:

对黄静等提出的基于奇异值分解技术(SVD)的由卫星辐射观测反演大气温湿廓线的物理统计方法作出改进,改进后的方法在三维空间实施SVD,使反演过程不仅考虑了大气温度和湿度垂直结构的统计特征,也能同时考虑其水平结构特征.使用模式资料和实际资料对所提方法进行验证并将反演结果与原有的一维方法作了比较.结果表明,新方法可以有效地降低观测误差的影响,反演结果明显好于原方法.

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