正交距离圆曲线拟合方法Fitting of circles based on orthogonal distance
丁克良,刘全利,陈翔
摘要(Abstract):
在分析圆曲线拟合准则基础上,提出采用正交最小二乘法拟合圆曲线。该方法以圆曲线正交距离残差平方和极小为准则。基于间接平差原理详细推导了相关模型和算法,并以实际算例说明了该方法的效果。
关键词(KeyWords): 圆曲线拟合;最小二乘;正交距离
基金项目(Foundation): 现代工程测量国家测绘局重点室基金
作者(Author): 丁克良,刘全利,陈翔
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