| 基于改进SQPM算法的三维直角坐标转换 |
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| 引用本文： | 蓝玉林,郭晓兰.基于改进SQPM算法的三维直角坐标转换[J].四川测绘,2011(5):208-210. |
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| 作者姓名： | 蓝玉林 郭晓兰 |
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| 作者单位： | 成渝铁路客运专线有限责任公司;山东省莒县勘察测绘院; |
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| 摘 要： | 给出了七参数三维直角坐标转换的严密表达式，将改进SQPM算法用于大旋转角的三维直角坐标转换。实验表明该方法能在大范围内实现收敛且结果稳定、精度较高，适合于大旋转角的三维直角坐标转换。
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| 关 键 词： | 三维直角坐标转换 SQPM 七参数 |
3D Rectangular Coordinate Transformation Based on Improved SQPM Algorithm |
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| LAN Yu-lin GUO Xiao-lan.3D Rectangular Coordinate Transformation Based on Improved SQPM Algorithm[J].Surveying and Mapping of Sichuan,2011(5):208-210. |
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| Authors: | LAN Yu-lin GUO Xiao-lan |
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| Institution: | LAN Yu-lin1 GUO Xiao-lan2 (1.Chengdu to Chongqing Passenger Railway,Co.Ltd.,Chengdu 610031,China,2.Institute of Surveying and Mapping,Ju Country,Shandong Province,Rizhao 276500,China) |
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| Abstract: | The rigorous formula of 3D rectangular coordinate transformation with 7 parameters are presented.The improved SQPM algorithm is used for 3D rectangular coordinate transformation with big rotation angles.The results show that the algorithm is stable in result,great in accuracy and wide in convergence which can adapt to big angle of 3D rectangular coordinate transformation. |
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| Keywords: | 3D coordinate transformation SQPM Seven parameters |
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