顾及起始数据误差的双点测边交会的精度计算  

Accuracy Estimation Formulas of Double-Point Linear Intersection in View of Initial Data Errors

作　　者：严伯铎 

机构地区：[1]山东省城乡建设勘察院,山东济南250031

出　　处：《测绘工程》2001年第4期45-47,共3页Engineering of Surveying and Mapping

摘　　要：推导了起始数据误差对双点测边交会定点精度影响的估算式，并依此给出顾及起始数据误差的点位精度计算公式。This paper derived the accuracy estimation formulas of point location of double-point linear intersection in view of initial data errors. The said formulas is simple and more rigarous, It may be used as reference for practical operation.

关 键 词：起始数据误差 双点测边交会 数据估算 点位精度 

分 类 号：P221[天文地球—大地测量学与测量工程] P207[天文地球—测绘科学与技术]