莆田市高精度三维控制网复测与控制点稳定性分析

Resurvey of Putian City High-Precision Three-Dimensional Control Network and Stability Analysis of Control Points

城市高精度三维控制网的精度、密度和稳定性对城市的发展至关重要。介绍了莆田市高精度三维控制网复测原则、方法、技术要点及成果精度等情况,通过复测成果与2005年测量成果的比较分析,对控制点的稳定性进行了评价。

The retest principles and methods,technical points and results accuracy of Putian City high-precision three-dimensional control network are introduced in this paper.According to the comparative analysis of retest results with the2005 measurement results,the stability of the control points was evaluated.It has explained the importance and necessity of retest of high-precision three-dimensional control network.