基于小波分析的GPS动态监测数据变形特征分析方法

摘要

为了验证小波分析方法对GPS动态监测数据进行变形特征特征提取的可行性和可靠性,先对小波变换以及多分辨率分析进行了重点且深入的分析,再对小波分解的噪声特性进行了详细分析,最后通过实例验证了基于小波分析方法对GPS动态监测数据进行变形特征特征提取的可行性和可靠性,得出了基于小波分析方法对GPS动态监测数据进行变形特征特征提取的可行性和可靠性,并且其提取结果要优于中值滤波方法。%In order to verify the feasibility and reliability of deformation characteristics extraction to GPS dynamic monitoring data by wavelet analysis method,firstly,the wavelet transform and multiresolution analysis is focused and in deep analysis.Then,the wavelet decomposition of noise characteristics are in the detailed analysis.At last,through examples it demonstrates the feasibility and reliability of the deformation characteristics extraction to GPS dynamic monitoring data based on wavelet analysis method.This paper obtains the feasibility and reliability of deformation characteristics of extraction to GPS dynamic monitoring data,and its extraction is superior to the median filtering method.