刘焕玲,赵永奇,文汉江,徐新禹

• 1:中国测绘科学研究院
• 2:地球观测与时空信息科学重点实验室
• 3:城市空间信息工程北京市重点实验室
• 4:武汉大学测绘学院

摘要(Abstract)：

针对GOCE卫星引力梯度观测值中低精度分量和低频有色噪声的处理策略问题,该文采用模型模拟值代替低精度分量Vxy和Vyz,以减弱低精度分量在坐标系转换中对高精度分量的影响。深入分析比较了多种滤波方法处理GOCE卫星引力梯度观测值中有色噪声的效果,提出采用Butterworth零相移滤波方法加移去-恢复技术的思路,实测数据的处理效果验证了该方法的有效性。

关键词(KeyWords)： GOCE卫星引力梯度观测值;有色噪声;Butterworth零相移滤波;移去-恢复技术;坐标转换

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金项目(41574019);; DAAD战略合作伙伴与专题研究合作网络项目(57421148);; 高分辨率对地观测系统重大专项;; 城市空间信息工程北京市重点实验室经费资助项目(2019211)

作者(Author): 刘焕玲,赵永奇,文汉江,徐新禹

DOI: 10.16251/j.cnki.1009-2307.2019.06.009

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