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自相关分析法在中国电离层短期预报中的应用 被引量:29

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摘要 把自相关分析法应用于中国电离层短期预报, 提出了一种简便可行的自相关系数分段预报方法: 对于提前1~4 h的预报采用临频相对变化RDF的自相关系数和'迭代法', 对于提前4 h以上的预报采用f0F2的自相关系数和'一次法'. 利用重庆和广州电离层观测站的数据给出了该方法预报精度的定量估计. 该方法对提前1~4 h的预报有明显的改善, 对提前4 h以上的预报其预报误差趋向饱和, 但仍优于流动月中值法. 该方法还可应用于其他电离层参量的短期预报.
出处 《科学通报》 EI CAS CSCD 北大核心 2005年第24期2781-2785,共5页 Chinese Science Bulletin
基金 国家高科技发展计划(批准号863—703—105) 国家电磁环境重点实验室项目(批准号5l4860l0l04QT8901) 国家自然科学基金项目(批准号49990455)资助
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