估计结果表明,样条函数法是非线性参数估计的重要方法之一。
The estimation result show that spline function method is one of important methods for nonlinear parameter estimation.
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。
Therefore, the method is a simple workable one for calculation of soil water diffusivity.
同时,普通克立格法与传统航空物探数据内插方法——三次样条函数法所得的表面预测图相似。
The prediction surface that Ordinary Kriging created and the surface that three-splinecreated are very similar.
最后以插值形成三维空间规则数据场为例,证明利用超曲面样条函数法进行三维空间插值的可行性和准确性。
Finally, it gives an example that generating regular 3d spatial dataset based on the interpolation of hypersurface spline, it testifies the feasibility and veracity of this method.
实验结果表明,对于高分辨率的舰船上层结构的红外象而言,局部化特征优于全局化特征,即采用样条函数法比FFT法有较高识别率。
The results indicate that, for high resolution superstructure of IIR of ship targets, lo-cal features are better than global features. That is, spline function method is better than FFT method.
指出用三次样条插值函数法只能解决由一组曲线族组成的图表处理问题。
The use of cubic spline interpolation function method can only solve the processing problem of nomographs consisting of one family curves.
本文利用变分有限元法、样条函数等,提出了薄壁箱梁结构分析的数值理论和方法。
This dissertation establishes numerical methods in structural analysis on the basic of variation principle, finite member element method, spline function, etc.
结合样条函数和里兹法提出薄壁箱形梁剪力滞效应计算的样条里兹法。
The spline Ritz method was proposed and used to analyse the shear lag effect of box girders.
在分析样条函数的力学模型基础上,提出了一种根据地面标高利用薄板比拟法计算土方量的简便、实用、高效的方法。
Through the analysis of mechanic model of spline function, the paper proposed a simple, convenient and efficient sheet assimilative method based on finite element to calculate earthwork volume.
根据凸轮机构的检测数据利用三次周期样条函数插值法对凸轮实际廓线进行曲线拟合。
Curve fitting of the actual CAM profile with the Cubic-periodic spline function according to the measured data of the CAM.
它在二维三次卷积插值法的基础上利用三次样条插值法的插值函数具有三阶连续导数的性质而得来的。
It is acquired from that it makes use of that the interpolation function of cubic spline interpolation has a continuous third derivative on the base of two-dementional cubic convolution interpolation.
采用样条函数线法分析了圆柱壳及具有封闭截面壳体的几何非线性问题。
The spline function method of lines is used in analyzing nonlinear problems of cylindrical shells.
还导出了用于非线性分析的样条函数线法增量方程;
The increment equations of the spline function method of lines are also given out for analyzing the nonlinear problem.
本文提出了一种用三次样条函数模拟双次标准加入法测量方程,直接求解离子浓度的自动算法。比较了三种不同边界条件下用模拟函数计算离子浓度的结果。
An automatic algorithm for directly Determining the ionic concentrations by simulating the measurement equations of the double standard addition using the cubic spline function, has been presented.
本文提出了常用等距结点B -样条函数的一种快速递推法。
In this paper, a rapidly recursive method of the (normalized) B-splines of any order on the knot sequences uniformly spaced is presented.
采用三次样条函数能量法,对冷轧轧后带材在纵向残余应力作用下的大挠度屈曲变形和临界失稳问题进行了研究。
The large deflection buckling deformation of cold rolled strip acted on by residual stress is studied by using 3-Power spline function energy method.
将自由参数摄动法与样条函数拟合法结合起来,研究了碟形扁壳在均布载荷作用下的非线性局部稳定问题,即壳体的起始失稳区域,以及该区域与几何参数的关系等问题。
The Free-Parameter Perturbation Method together with Spline-Method are applied to study the nonlinear local stability of the dished shallow shell under uniformly distributed loads, i.
最初样条配置法是利用三次样条函数并在自然节点上进行配置,但精度不够高。
Original spline collocation methods collocate at the nodes by cubic spline functions, but the precision isn't good.
本文在轧件宽厚比为625的条件下,用三次样条函数有限条法研究了冷轧带材三维应力的分布问题。
Under the width to thickness ratio 625 of strip, this paper studies the 3-dimensional stress distributions of cold strip rolling by cubic spline function finite strip method.
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。
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.
应用推荐