样条函数

This paper presents the design of the software and hardware of the microcomputer aided DGF5 Peak Inductive Transduser data collecting system,analyzes the important error sources,works out the method of using cubic spline function to modify the system error,and puts forward the relative software.

介绍了用IBM－PC系列微机与DGF－5型电感测微仪构成的数据采集系统的软硬件设计，对系统的主要误差源进行了分析，提出对系统的综合误差用三次样条函数拟合补偿的方法，并设计了相应的软件。

In this paper, some approaches are made to adjust the track irregularity of integrated ballast bed by using the cubic spline for function curve fitting, and the method of how to reduce the maintenance under the premise of ensuring track profile smooth has been put forward.

用三次样条函数对调整整体道床轨面进行探讨，提出在保证轨面平顺的前提下，减小轨面调整作业量的方法。

The results show that the response of control is quick, and no over-control, the error can be negligible, and the design is simple. The interpolative control based on cubic spline interpolation function also can be used for sparse rules base, which has few knowledge of expert.

仿真结果表明，基于三次样条函数的插值控制，具有响应快，无超调，稳态误差极小等优点，并且设计简单，不需要过多专家经验就可以完成很好的控制，适用于稀疏规则库条件下的控制。

Therefore, the method is a simple workable one for calculation of soil water diffusivity.

因此，三次样条函数法是计算土壤水分扩散率的一种简便可行的方法。

Analysis of interpolation error of NC machining for bevel gear space curved face

建立了由样条函数表示的螺旋锥齿轮副齿面接触点的求解模型———带区间的五元三次非线性方程组。

Firstly, the author establish the functions of stability on the basis of the spline function method ,according to the theory of geometrical nonlinear and the theory of stability, educe the stability equation of structure based on variational principle, then carry through the flexuosity analysis of CFST arch.The big distortion geometrical nonlinear was considered by the stability equation,the author simplified the problem of geometrical nonlinear through ignored quadratic term and reserve the simple term, at last boiled down to solve the linear stability equation of eigenvalue .

利用样条函数方法、根据几何非线性变形理论和结构稳定性理论，先建立起结构稳定的泛函，再由变分原理导出结构的稳定方程，进行钢管混凝土拱屈曲分析；本文所建立的稳定方程考虑了几何非线性的大变形效应，通过忽略几何非线性的二次项，保留一次项，将几何非线性问题简化，最后归结为求解线性稳定问题的特征值稳定方程，建立了结构非线性静力稳定性问题的新算法及失稳类型判别准则。

The number of the hidden neurons,the value of the weight and bias in RBF neural network are determined by the trained SVM.The approach is adopted in modeling and diagnosing the fault of gear case.

RBF网络由正则理论推导出来，具有最佳逼近的性质，与广义的样条函数相当，可以用局近的总和达到对全局的逼近，具有全局逼近的性质[3]。

It's the first time that from the angle of computational mathematics combined with the structure model of parallel machine, the parallel degree of the relevant algorithms in orthopaedics clinic engineering modeling system, such as piecewise cubic Lagrange interpolation formula, piecewise cubic Hermite's interpolation formula, cubic spline, Chebyshev multinomial fitting algorithms, least square method and contour curve multinomial algorithms, were discussed.

论文首次从计算数学的角度并结合并行机的结构模式出发，讨论了在骨科临床工程造型系统中可能涉及的如分段三次拉格郎日插值公式、分段三次埃尔米特插值公式、三次样条函数、切比雪夫多项式拟合算法，最小二乘法以及轮廓曲线多项式求值算法的并行度。

The nonlinear multiple spline progressive regression model is used in the medium—range prediction of summer harvest.

在夏收期间的中期预报中，使用了非线性多元样条函数回归预报模型。

Image interpolation algorithm based on spline function.

基于样条函数的图像插值算法。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。