最后，本文采用紧支距离基函数取代多项式基函数，提出了局部径向点插值方法，这是一种真正意义上的无网格方法。
Lastly, using the compactly supported radial functional to take the place of the polynomial function, local radial point interpolation method, is presented in this paper.
受二元多项式插值的迭加算法的启发，给出一种简便的求有理插值函数的方法，同时通过实例进行验证。
Enlighened by the superposed algorithm of two element polynomial interpolation, we present a simple method of finding rational interpolation functions.
用三次多项式在硬阈值的基础上插值，使新的阈值函数保持了连续性和可导性。
The continuity and differentiability are achieved by using cubic polynomial interpolation based on hard thresholding.
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