胶新铁路路基沉降监测中的水准测量及数据处理  

Level Surveying and Data Process in the Subsidence Monitoring of Roadbed of Jiaoxin Railway

作　　者：刘升传[1] 王连俊[1] 

机构地区：[1]北京交通大学土建学院交环所,北京100044

出　　处：《北京测绘》2004年第2期52-55,共4页Beijing Surveying and Mapping

摘　　要：从总体论述了胶新线沉降监测中水准测量的实施方法。首先论述了胶新铁路的概况,以及本次测量的目的以及内容,然后论述了测量的原理和测试方法。重点论述了数据的处理理论与方法,其中包括异常数据的探测及粗差的处理,涉及最小二乘法;稳健估计;最后重点介绍了傅里叶分析在本次测量中的应用。This paper describes the implement method of level surveying in the settlement monitoring of Jiaoxin railway in the whole. Firstly, it introduces the general situation of Jiaoxin railway as well as the purpose and the contents of this survey. Secondly, it describes the principle and method of survey. It emphasizes the data treatment theory and method,including the probing of abnormal data and Coarse Adjustment treatment as well as the Least Square Method and Robust Estimation. Finaly, this paper emphasizes the application of Fourier Analysis in the survey.

关 键 词：异常数据探测 稳健估计 傅里叶分析 粗差 

分 类 号：P258[天文地球—测绘科学与技术]