1) shape preserving interpolating spline function
保形插值样条函数
1.
By inserting some new knots, a C 2 shape preserving interpolating spline function of five degree is obtained.
并且估计了保形插值样条函数的误差。
2) spline interpolation function
样条插值函数
1.
Based on the analysis of the extracted linear feature from remote images,this paper studies the vectorizating representation of the linear feature by spline interpolation function.
在分析遥感影像中提取的线状目标的基础上,利用样条插值函数,对提取的线状目标矢量化表示进行了研究。
3) interpolating B-spline function
B-样条插值函数
1.
By using of interpolating B-spline function,the numerical solution of initial value problem of a kind of an ordinary differential equition set is discussed.
引用三次B-样条插值函数推导了一类一阶常微分方程组初值问题的数值解,给出了一个近似求解公式,并且得到了此公式的局部截断误差为O(h5)。
4) interpolating spline function
插值样条函数
1.
a necessary and sufficient condition for constructing a shape preserving C1 cubic interpolating spline function is obtained,and a new simple algorithm for constructing shape preserving C1 Piecewise cubic interpolating funcdons are given.
本文得到了构造一个保形Ｃ１三次插值样条函数的充要条件，并给出了一种构造保形Ｃ１三次插值样条函数的方法。
5) spline function interpolation
样条函数插值
6) cubic spline interpolation cardinal function
三次样条插值基函数
1.
The fourth-order cardinal B-splines N_4(x) was obtained by convoluting the first order cardinal B-splines N_1(x), and cubic spline interpolation cardinal function obtained by using linear combination of N_4(x).
首先对一阶B样条函数N1(x)进行卷积得到四阶B样条函数N4(x),用N4(x)的线性组合构造出三次样条插值基函数;然后用样条插值基序列逼近δ函数,利用δ函数的性质构造插值样条δ序列,该δ序列具有对称、Riesz基和插值性质。
补充资料：插值样条
插值样条
interpolation spline
插值样条【jllte月草l肠‘叨印垃祀;“。Tep“0朋“Ito”H从.c。月a-介H」 在给定的相异点{又}上与一已知函数取值相同的样条 月一! s。(△。;、)二马，+。，x+一+a。_!、’一’十艺C*(二一x*)笠， k思0其中:，，尧n 一十l戈。<’“<天 、U，t
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参考词条