| 空间圆心确定模型及精度分析 |
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| 引用本文： | 张金华,鲍峰,欧建良,刘梅余.空间圆心确定模型及精度分析[J].现代测绘,2008,31(3). |
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| 作者姓名： | 张金华 鲍峰 欧建良 刘梅余 |
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| 作者单位： | 同济大学,土木学院测量与国土信息系,上海,200092 |
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| 摘 要： | 介绍了三点确定圆心和多点平差确定圆心的数学模型方法,提出了数学模型中的一些不足和相应的解决办法,最后通过模拟的数据分析不同的点位分布对三点确定圆心的影响,有利于在实际工作中应用合理的点位分布提高精度。所有的数学模型都经过了VC 编程实现。
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| 关 键 词： | 空间圆心 三点定圆 多点定圆 |
Mathematical Model for Determining Space Center and Precision Analysis |
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| Zhang Jinhua,Bao Feng,Ou Jianliang,Liu Meiyu.Mathematical Model for Determining Space Center and Precision Analysis[J].Modern Surveying and Mapping,2008,31(3). |
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| Authors: | Zhang Jinhua Bao Feng Ou Jianliang Liu Meiyu |
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| Abstract: | The paper introduced mathematical model for determining space center by three-point and multi-point adjustment.It pointed out some short comings and puts forward corresponding solutions.It analyzed the influence of different-point distribution on three-point identifying space center through analog data.It helps to improve precision in practical work with appropriate point distribution.All the mathematical models were programmed by Visual C . |
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| Keywords: | Space center Three-point identifying center Multi-point identifying center |
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