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地磁日变数据幅值关系分析与应用
引用本文:姚俊杰,暴景阳,孙毅,徐洪章,刘国斌.地磁日变数据幅值关系分析与应用[J].海洋测绘,2006,26(6):6-9.
作者姓名:姚俊杰  暴景阳  孙毅  徐洪章  刘国斌
作者单位:1. 92488部队,广东,湛江,524064;海军大连舰艇学院,海测工程系,辽宁,大连,116018
2. 海军大连舰艇学院,海测工程系,辽宁,大连,116018
3. 92488部队,广东,湛江,524064
基金项目:国家420专项科研项目
摘    要:基于多项式模型的地磁日变改正值幅值关系分析,旨在提供一种站间日变数据互补方法,通过数据的内插和外推,采用加权平均值算法求取插补时段的最优改正数。算例分析表明,利用站间幅值关系重建日变改正值可以达到相当高的精度。

关 键 词:海洋磁力测量  内插  外推  加权
文章编号:1671-3044(2006)06-0006-04
收稿时间:2006-09-18
修稿时间:2006年9月18日

Analyzing and Applying the Relation of Amplitude Value Between the Magnetic Diurnal Variations
YAO Jun-jie,BAO Jing-yang,SUN Yi,XU Hong-zhang,LIU Guo-bin.Analyzing and Applying the Relation of Amplitude Value Between the Magnetic Diurnal Variations[J].Hydrographic Surveying and Charting,2006,26(6):6-9.
Authors:YAO Jun-jie  BAO Jing-yang  SUN Yi  XU Hong-zhang  LIU Guo-bin
Institution:1. 92488 Troops, Zhanjiang, Guangdong ,524064 ; 2. Department of Hydrography and Cartography, Dalian Naval Academy, Dalian, Liaoning, 116018
Abstract:Analyzing the relation of amplitude value between the magnetic diurnal variations based on polynomial model is to provide an interpolation method of correcting diurnal variations of those magnetic base stations,which is using weighted mean algorithm to calculate the optimization correction data through interpolation and extrapolation.Example shows that high measurement precision can be achieved through rebuilding diurnal variations with this method.
Keywords:hydrographic magnetic survey  interpolation  extrapolation  weighted  
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