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The characteristic function of the probability density function of response variable is obtained by the high efficient multidimensional numerical integration method or convolution integral based on response surface method. Then the discrete probability density function of response variable is calculated using the fast Fourier inverse transform technique, at last the cumulative distribution function of the response variable can be quantitatively determined.

首先利用高效多维数值积分方法或基于响应面法的卷积积分求解功能函数的分布函数的特征函数,也就是进行Fourier正变换;然后利用快速Fourier逆变换数值求解功能函数的概率密度函数,进而求得失效概率。

Filled function method is an effective deterministic algorithm of global optimization.

填充函数法是全局优化的一种有效的确定性方法,本文对全局凸填充函数方法和一般的填充函数方法分别进行了研究,提出了一个新的全局凸填充函数,给出了基于一类广义全局凸填充函数的几种具体形式。

By using theories of almost type functions,the theorem about relation of asymptotically periodic functions and asymptotically periodic sequences ,as well as the equipollence of vector-valued asymptotically periodic functions and almost periodic functions on R+ are obtained.

利用概周期型函数的理论,得出了渐近周期函数和渐近周期序列二者的关系定理,以及R+上的向量值渐近周期函数与概周期函数的等价关系。研究了渐近强周期函数空间、渐近周期序列空间的可分性质

On the basis of analyzing detailedly the correlative conclusions of the extreme value problem of two variable Function , this paper extends the essential condition and sufficient condition to multi-variable function by using the Taylor Formula 、Quadratic Form 、Hesse Matrix and so on,and gives a method to judge the extreme value of point whose vice-derivative doesn't exist by utilizing Lagranges theorem ,so that compensates for the blank above ,which turns idea that solve the extreme value of multi-variable function problem one by one into realities.

摘要本文在对二元函数极值问题的相关结论进行分析的基础上,用泰勒公式、二次型、海赛矩阵作为工具,将二元函数极值的必要条件和充分条件推广到多元函数的情形,而且还利用拉格朗日中值定理找到了一个判别不可导点处极值的方法,从而弥补了多元函数不可导点处极值无法判断的空缺。因而,使得用穷举判断的方法来解决多元函数的极值问题这一思路成为现实。

This paper provides the analytic method to calculate the value of Green s functions in space domain at the zero distance by the discrete complex image theory,that is ,to express the finite progressional sum of Green.

对此,本文在讨论采用离散复镜象理论计算空间域Green函数时,提出了采用该镜象理论计算空间域Green函数零距离处奇异值的解析方法,即,采用Taylor公式展开镜象理论得到的空间域Green函数的有限级数和形式,并结合特定的分域基函数来得到零距离处Green函数奇异值的解析计算式进行计算。

This paper provides the analytic method to calculate the value of Green"s functions in space domain at the zero distance by the discrete complex image theory,that is ,to express the finite progressional sum of Green"s functions detained with DCIT into Taylor expansion and deduce the analytic expression of the singularities at the zero distance with the help of the specific subdomain base functions.

对此,本文在讨论采用离散复镜象理论计算空间域Green函数时,提出了采用该镜象理论计算空间域Green函数零距离处奇异值的解析方法,即,采用Taylor公式展开镜象理论得到的空间域Green函数的有限级数和形式,并结合特定的分域基函数来得到零距离处Green函数奇异值的解析计算式进行计算。

In this paper, five equivalent conditions of the definition and five special nature of analytic function are given, and followed by their mutual equivalence of the proof , the relationship between the equivalent conditions and the nature of analytic functions is revealed, which can help us to learn the concept of complex variable function in deep depth and make analytic functions an important role in complex variable function.

本文依次给出了解析函数的五个等价条件及五个性质,并通过对它们相互等价性的证明,导出了解析函数等价条件与性质之间的关系,更加深入地揭示解析函数这一概念的内涵,展示出了解析函数在复变函数论学习中的重要性。

Because we mainly involve visual fields of medical science , have placed more contents on the development in the field of medical image of visual technology and argumentation used. Second part It is the visual technology knowledge, the generalization in such respects as the basic principle , basic functions, function store and three-dimensional animation technology to OpenGL ,etc. The realization of the system using OpenGL functions finish that three-dimension demonstration. The third part It is number value that calculate knowledge, three-dimension rebuild technology is it is it is it punish to fit to go on to need, the research of interpolator technology that cant leave, So this part has quoted the Hermite function principle , define cubic Hermite function to begin, calculate the differential coefficient among them draws cubic spline again.

由于我们主要是涉及医学可视化领域,所以将更多的内容放在了可视化技术在医学影像领域的发展与应用的论述;第二部分是可视化技术方面的知识,主要对 OpenGL 的基本原理、基本功能、函数库及三维动画技术等方面的概括,在系统实现时就是通过调用 OpenGL 函数库实现三维显示的;第三部分是数值计算方面的知识,三维重建技术需要进行拟合处理,离不开插值技术的研究,所以这一部分从埃尔米特函数原理开始讨论,引入三次埃尔米特函数,进一步计算时又引用三次样条函数

In this paper, hyperbolic tangent function method and its some extensions suchas sine-cosine method, extended tanh method, F-expansion method and Jacobi ellip-tic function method are summarized, the idea and technique of hyperbolic functionmethod are explored.

本文对双曲正切函数法及sine - cosine方法,扩展tanh函数法,Jacobi椭圆函数展开法, F-展开法等一些主要的双曲函数方法及其扩展进行了系统的归纳与总结,揭示了双曲函数法的构造思想与技巧。

In the program, user can choose multiple hidden layers and ten transfer functions for neuron including Linear transfer function, Sigmoid transfer function, Hyperbolic Tangent transfer function, Gaussian transfer function, etc. The capability of the program is better than that of program developed by our laboratory before.

本研究所开发之前馈式类神经网路视窗程式,在结构上可以选择多层的隐藏层,且转换函数有线性函数、S形函数、双曲正切函数、高斯函数等十种可做选择,比实验室开发的前一个版本,在功能上又提升了不少。

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推荐网络例句

I didn't watch TV last night, because it .

昨晚我没有看电视,因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来,在北京的很多小区里,电梯液晶电视被撤了下来。

I'm running my simile to an extreme.

我比喻得过头了。