... 样子;方位：aspect 样条拟合：spline fitting 样条逼近理论：theory of spline approximation ...
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多家数据的样条拟合，已有不少工作，但都没考虑相关误差。
There are many works on spline function fit, but they do not take into account correlativeerror.
用累加弦长参数三次样条拟合不规则曲线，使拟合后的曲线光滑圆顺。
This paper describes the method that the irregular curve is fitted with accumulated chord length parametric cubic spline.
在第三章，为了得到点到空间曲线距离的快速计算算法，我们研究了利用圆弧样条拟合点集的问题。
In chapter 3, in order to obtain a fast algorithm of computing the foot point of a given point to a spiral curve, we study the problem of circular spline fitting.
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