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Study on the Characteristics of Multipath Effects in GPS Dynamic Deformation Monitoring
Author(s): 
Pages: 877-880
Year: Issue:  10
Journal: GEOMATICS AND INFORMATION SCIENCE OF WUHAN UNIVERSITY

Keyword:  GPS动态定位变形监测多路径效应规律性;
Abstract: 在分析GPS多路径效应特性的基础上,结合GPS动态变形监测的特点,对连续多天的观测数据解算结果采用滤波与周日位置求差相结合的方法进行数据处理.研究结果表明,多路径误差具有较强的周日重复性,在有效地削弱多路径效应的影响后,GPS动态监测的三维位置精度可以达到mm级,尤其是垂直方向的精度改善明显.
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