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引用本文:仲崇豪,姚宜斌,刘强,张良.��Ȩ������С���˵ĵ����ⷨ[J].大地测量与地球动力学,2014,34(4):153-156.
作者姓名:仲崇豪  姚宜斌  刘强  张良
作者单位:武汉大学测绘学院,武汉 430079
基金项目:国家自然科学基金项目(41174012,41274022);教育部新世纪优秀人才支持计划项目(NCET-12-0428)。
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收稿时间:2013-09-05

ITERATIVE METHOD FOR THE WEIGHTED TOTAL LEAST SQUARES
Zhong Chonghao,Yao Yibin,Liu Qiang,Zhang Liang.ITERATIVE METHOD FOR THE WEIGHTED TOTAL LEAST SQUARES[J].Journal of Geodesy and Geodynamics,2014,34(4):153-156.
Authors:Zhong Chonghao  Yao Yibin  Liu Qiang  Zhang Liang
Institution:School of Geodesy and Geomatics,Wuhan University,Wuhan 430079
Abstract:The iterative method for the weighted total least squares was proposed in the paper.The linear fitting of an example was analyzed with the method and conventional weighted total least squares respectively.The results show that accuracy and precision obtained with the method are higher than that obtained with the latter,and the fixed elements of coefficient matrix are not changed after the calculation.All of these prove that the method in this paper is correct.
Keywords:WTLS  singular value decomposition  weight matrices  linear fitting  iterative equations
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