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数学形态滤波法在GPS基线分析中的应用
引用本文:关玉梅,王紫燕,王青平,杨锦玲,陈超贤,陈光.数学形态滤波法在GPS基线分析中的应用[J].华北地震科学,2013(3):41-46.
作者姓名:关玉梅  王紫燕  王青平  杨锦玲  陈超贤  陈光
作者单位:福建省地震局,福州350003
基金项目:福建省地震局青年科技基金(Y201102)
摘    要:通过GAMIT软件得到福建省连续观测GPS基准站基线时间序列,并引人数学形态滤波法,过滤基线中的白噪音和脉冲扰动.以福建省主要断裂带为研究背景,研究GPS基线时间序列、跨断层短水准观测资料与福建主要断层的相关性,分析了影响基线变化的因素,以及地壳水平运动与应力积累的关系.

关 键 词:GPS基线  地壳形变  数学形态滤波法

Application of Mathematical Morphology Filter in Analyses of Baseline between GPS Stations
GUAN Yu-mei,WANG Zi-yan,WANG Qing-ping,YANG Jin-ling,CHENG Chao-xian,CHEN Guang.Application of Mathematical Morphology Filter in Analyses of Baseline between GPS Stations[J].North China Earthquake Sciences,2013(3):41-46.
Authors:GUAN Yu-mei  WANG Zi-yan  WANG Qing-ping  YANG Jin-ling  CHENG Chao-xian  CHEN Guang
Institution:(Earthquake Administration of Fujian Province, Fuzhou 350003, China)
Abstract:First, time series of baseline observation of GPS continuous sites in FuJian province is calculated by use of the GAMIT program, then, white noise and impulsive perturbation in the time series are re- moved using mathematical morphology filter. Then, taken main fault zone of FuJian as research back- ground, the relationship between GPS baseline series, short leveling deformation observation data of cross- fault sites and regional crustal motion in Fujian is studied. The influence of mail factors of the quality of the GPS baseline is analyzed, and the relationship between crustal movement and principal compression stress are obtained.
Keywords:GPS baseline  crustal deformation  Mathematical morphology filter
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