The interpolation, approximation and other things for curves on smooth surfaces with computer are studied.
本文研究光滑曲面上曲线的计算机表示、插值与逼近等。
The approximation order of the interpolation with the appropriate boundary conditions and constraints is analyzed.
分析了在适当的边界条件和约束下三次多结点样条插值的逼近阶；
Optimization techniques are being applied to solve the problems of surface interpolation, approximation, smooth joining and fairing, aiming at corresponding goal functions.
只要选用相应的目标函数，曲面插值、逼近、拼接和光顺都可以使用优化技术统一处理。
Simultaneously, the interpolation accuracy of the four kinds of approximation methods are calculated as example.
同时，给出了一个实例来计算分析四种逼近方法插值精度。
Then the accuracy of approximation, regularity of many-knot splines interpolation method and frequency property of the interpolation kernel are worked out for comparison.
然后分析了多结点样条插值方法的逼近精度、正则性、插值核函数的频域特性。
In this paper, we discussed the approximation errors of complex cubic interpolation spline on open smooth curves under the second boundary condition and got the better results.
本文就非闭光滑曲线上关于第二类边界条件的复三次样条函数的逼近误差进行了论讨，取得了较好的结果。
This paper deals with the algorithms of equivalent dipole approximation and cubic interpolation for the electric field component of ground electrical bipole source.
基于偶极—偶极电极装置的瞬变响应表达式，建立了双极源电场的等效偶极和三次插值的快速近似算法。
The lagranges interpolation is used for approximation in this method.
提要内容本方法用拉格朗日插值法进行数值逼近。
The meshing stiffness is calculated by employing 3-dimensional FEM and its function is formed by cubic spline interpolation and approximation of the discrete mesh points in a mesh period.
采用三维有限元法计算了斜齿轮副啮合刚度，用三次样条插值拟合得到时变啮合刚度函数。
The meshing stiffness is calculated by employing 3-dimensional FEM and its function is formed by cubic spline interpolation and approximation of the discrete mesh points in a mesh period.
采用三维有限元法计算了斜齿轮副啮合刚度，用三次样条插值拟合得到时变啮合刚度函数。
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