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平面上散乱数据点的二次曲线拟合

刘海香,张彩明,梁秀霞

Jisuanji Fuzhu Sheji Yu Tuxingxue Xuebao/Journal of Computer-Aided Design and Computer Graphics（2004）

Cited 8|Views10
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Abstract
基于代数距离定义目标函数,在6种不同约束条件下得到6条基本二次曲线,最终的拟合二次曲线由6条基本二次曲线系数加权平均产生 .用实例对该方法和其他几种方法拟合曲线的误差作了比较,并讨论了基于代数距离目标函数的几何意义.
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Key words
Conic,Fit,Least-squares method
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