GPS变形监测系统中消除噪声的一种有效方法

被引:72
作者
黄声享
刘经南
机构
[1] 武汉大学
关键词
GPS变形监测; 小波变换; 信噪分离;
D O I
暂无
中图分类号
P228.4 [全球定位系统(GPS)];
学科分类号
081105 ; 0818 ; 081802 ;
摘要
GPS变形监测系统的观测资料可看成为与时间有关的数据序列 ,应用小波分析理论 ,研究了时间序列观测数据的误差消除问题。结果表明 ,借助于小波分解与重构 ,可有效地从强噪声干扰的观测数据序列中提取变形特征。该方法解决了传统处理技术对非平稳、非等时间间隔观测数据序列滤波的局限性问题。
引用
收藏
页码:104 / 107
页数:4
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