查询词典 cubic spline function

A new application to parameter estimation in cubic spline function fitting via genetic algorithms is presented.

介绍了遗传算法的一种新应用——三次样条函数拟合中的参数估计问题。

Cubic spline function fitting is a good method in the curve fitting because it is characterized by very good subsection smoothness.

三次样条函数拟合是曲线拟合的一个公认的较好方法，它具有很好的分段光滑性。

A cubic spline function was derived from these points.

通过这些点，我们得到了其垂直方向的立体图象。

However, the smoothness and convergence of these methods are not satisfactory. Because cubic spline function can be a piecewise, and its second order derivative is continuous, it is smooth and convergent.

但以上算法的光滑性和收敛性不好，而三次样条函数具有连续的二阶导数，且可采用分段函数的形式，具有很好的光滑性和收敛性。

GA is used to obtain coefficients of cubic spline function fitting to avoid the inverse of the matrix and some work is made with an example.

文中将GA用于三次样条函数拟合的系数求解，避开了矩阵求逆的繁琐问题，结合具体例子作了一些探索。

A cubic spline function was deried from these points.

通过这些点，我们得到了其垂直方向的立体图象。

A software code was programmed based on the established panel arrangement principles and the special cubic spline function.

基于该程序所生成的网格，更能体现船体实际形状，并能为兴波阻力计算程序提供高质量的网格。

Lastly,the distortion's rules fitted by cubic spline function were used to restore the distortion image captured by the same visual system.

最后，用该样条函数拟合的桶形畸变规律对同一个视觉系统拍摄的变形图像进行恢复。

In this paper, therefore, a new interpolation method using cubic spline function is presented for range migration correction. Using the method we presented, SAR imaging simulation of point target has been done and the experiment results are satisfactory.

作者用三次样条函数插值进行距离徙动校正，进行了点目标SAR仿真成像，得到了满意的仿真结果。

Interpolative control; Cubic spline function; Simulation; Error

插值控制；三次样条函数；仿真；稳态误差

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。