This model function is applied to NSCAT data to retrieve wind vectors, with the Maximum-Likelihood Estimator to get a set of ambiguous wind vectors and a vector filter technique to remove ambiguities.
利用该模式函数对另一组NSCAT后向散射系数数据进行海面风场反演，采用最大似然估计确定多个风矢量解，并采用矢量中值滤波消除多解。
The methods employed in recent years to retrieve vector wind information from single-Doppler radar observation are reviewed briefly.
回顾了近年来由单多普勒雷达观测反演风场的各种方法。
Results show that the variation method is a efficient way to retrieve 3-d wind field data from Doppler radar data.
分析结果表明，变分法是一种较为准确的从雷达资料中提取三维风场的方法。
Therefore, this model is chosen to retrieve the global monthly-average wind speed, and the retrieval results are compared with the NOAA products.
因此选择该模型反演全球的月平均风速，并将反演结果与NOAA产品风速比较。
Therefore, this model is chosen to retrieve the global monthly-average wind speed, and the retrieval results are compared with the NOAA products.
因此选择该模型反演全球的月平均风速，并将反演结果与NOAA产品风速比较。
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