半参数模型与最小二乘配置模型的比较  

Comparison between Semi-parametric Model and Least Squares Collocation Models

作　　者：米川[1] 张永杰[1] 

机构地区：[1]河南省地质测绘总院,河南郑州450006

出　　处：《测绘与空间地理信息》2010年第5期206-208,210,共4页Geomatics & Spatial Information Technology

摘　　要：针对重力高程异常估值的计算,采用半参数模型L=BX+S+Δ和最小二乘配置模型两种方法来计算,通过算例比较,分析半参数模型和最小二乘配置法的区别与联系。This paper calculated the fitting height by GPS height abnormal using the method of semi-parametric model and the least-squares collocation.Through the comparison between calculation examples,it analyzed the difference and relation between the semi-parametric model and the least-squares collocation method.

关 键 词：半参数 最小二乘配置 GPS 

分 类 号：P223[天文地球—大地测量学与测量工程]