查询词典 interpolation method

We discussed the channel simulation method of wireless communications based on harmonic decomposition technique, explained why DFT could be applied in the simulation, and analyzed the additional error brought by the interpolation method.

四在分析的基础上，提出了一种基于谐波分解的信道仿真的快速方法，充分利用实际信道仿真应用中采样频率远远高于信道带宽的特点，对仿真算法实现加速。

Then the interpolation method and analogue method can be used for calculating descaling temperature.

并在此基础上，提出适用于中厚板轧制的板形锁定法，理论推导和现场应用均已证明，这种方法能够在对厚度控制微小影响的前提下，避免轧制宽薄材时板形容易出现边浪的缺陷。

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。

Chaikin algorithm is the simplest discrete curve modeling method.In thepaper planar Chaikin algorithm is generalized into sphere,and the practicability ofthe algorithm as well as the continuous differentiable property of the generatingcurve is proved.It is shown that the curve generated by Chaikin algorithm is apiecewise spherical Bezier curve of second kind of order two.Furthermore,generalspherical corner-cutting algorithms are discussed,and it is pointed out that thecurve generated through corner-cutting has"Spherical Variation DiminishingProperty".3Curve interpolation method restricted on a smooth surface based ontransformation.

Chaikin算法是最简单的离散曲线造型方法，文中将Chaikin算法推广到球面，证明了算法的可行性和生成曲线的连续可微性，指出球面Chaikin算法得到的曲线是分段的二次第二类球面Bezier曲线，并给出了用球面Chaikin算法构造球面插值曲线的算法；进一步，文中讨论了一般的球面割角算法，指出由球面割角算法得到的曲线具有"球面变差缩减性质"。3基于变换的约束在光滑曲面上的曲线插值方法。

Inverse Distance Weighted method is sensitive to the distance and circle distributions are found around sampling point. IDW is an accurate interpolation method in case of the field information diffused from some center points.

距离反比法插值对距离比较敏感，出现很多以采样点为中心的圆形分布，在以点为中心呈扩散状分布的农田信息，采用距离反比法具有较好的插值效果。

Further, a direct interpolation method is used to impose the essential boundary condition without use of the penalty function and the Lagrange multipliers method.

通过悬臂梁和无限开孔板两个算例验证了本文方法较传统的无网格局部Petrov-Galerkin方法在计算效率上有了较大的提高。

Having considered the effect of wave number setting on the numerical calculation result, the cubic spline interpolation method has been used to infill data in the wave number domain. An inverse Fourier transform realized by Gaussian integral method converts the K domain solutions to electromagnetic fields in real space.

针对波数域中波数取值对模拟结果的影响，采用三次样条插值加密波数域数据，用高斯积分实现Fourier逆变换将波数域解变换为空间域电磁场。

To compensate for the incomplete projection data, polynomial interpolation method is proposed to deduce more projection data from the available ones. Furthermore ,with the Chapman model assumption of electron density distribution, a method to expand the view angle and evalute the projection data under low elevation angle is presented.

本文提出了用多项式插值的方法增加接收站观测数据，并根据对电离层垂直方向Chapman模型的假设，提出了扩展投影角度的方法，以估算观测中无法得到的低仰角投影数据。

In these methods, the common methods include mapping method, interpolation method and curve grid method.

其中，映射法要求曲面光滑，并且除法的引入会带来一些计算上的问题。

In this paper, combining the moving Kriging interpolation method and meshless local Petrov-Galerkin method, an improved meshless local Petrov-Galerkin method is presented, in which the Heaviside step function is used as test function over the local weak form.

本文将滑动Kriging插值方法与无网格局部Petrov-Galerkin法相结合，采用Heaviside分段函数作为局部弱形式的权函数，提出一种改进的无网格局部Petrov-Galerkin法，进一步将这种无网格法应用于位势问题，并推导出相应的离散方程。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐