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大气科学  2007 

一种新的气候分型区划方法

DOI: 10.3878/j.issn.1006-9895.2007.01.13

Keywords: 主分量分析,统计聚类检验,气候区划

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Abstract:

从理论上证明统计聚类检验(CAST)与旋转经验正交函数或旋转主分量分析(REOF/RPCA)用于气候聚类分型区划的关联性。研究表明,CAST在一定的意义上可认为是REOF/RPCA用于气象要素场(气候)分型区划的理论基础。由此,作者提出CAST与REOF/RPCA相结合的一种新的分型区划方法,并用仿真随机模拟资料和实例计算验证了理论与实际结果的一致性,从而证实了这种分型区划方法的有效性及其优点。

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