分布式计算技术在大地测量数据处理中的应用  

Application of distributed computing in data processing for geodesy

作　　者：崔阳[1] 吕志平[1] 陈正生[1] 

机构地区：[1]信息工程大学地理空间信息学院,郑州450052

出　　处：《测绘科学》2014年第5期146-149,42,共5页Science of Surveying and Mapping

基　　金：国家自然科学基金(41274015)

摘　　要：大规模测量数据的快速处理是当今基于卫星定位技术的大地测量数据处理面临的问题,应用分布式计算技术带来的高性能计算能力解决该问题受到国内外越来越多的关注。本文从应用需求、并行计算模型和系统建立等方面对分布式计算技术在大地测量领域的应用进行了探讨与总结;并在基于网络环境的分布式计算平台下实现了对法方程叠加的分布融合,最后通过算例验证了分布式计算技术的高效性和实用性。The rapid processing of large-scale measurement data are the problems that geodetic data processing which based on satellite positioning technology today faces.Using distributed technology to solve these problems is getting more and more attention at home and abroad.Application of distributed computing in the field of geodesy was discussed and summarized form the aspects such as application requirements,the parallel computation model and system establishment.Then the distribution superposition of normal equation was realized by the distributed computing platform found on network environment.Finally the validity and practicability of distributed computing technology was demonstrated by some examples.

关 键 词：分布式计算 大地测量 并行计算模型 

分 类 号：TP393[自动化与计算机技术—计算机应用技术] P22[自动化与计算机技术—计算机科学与技术]