查询词典 stochastic approximation

A smooth approximation algorithm is then proposed based on hinge-finding algorithm via curved faces approximated to the hinging hyperplanes model, which can obtain a smooth approximation result and hold some good properties of hinge-finding algorithm such as simplicity and effectiveness.

本文对找链接算法做了两点改进，其一是扩充了链接超平面模型，在二维空间上弥补了链接超平面模型表示能力不足这一弱点。仿真实验显示使用扩充后的模型得到了更好的分片线性逼近结果。另一点改进是使用双曲光滑函数构造出了基于找链接算法的光滑逼近算法。理论分析证明了算法的可行性。仿真实验验证了理论分析。

The study of direct and inverse theorems on the approximation of linear operators to functions in normed linear spaces is an important subject in the approximation theory.

线性算子对赋范线性空间中函数逼近正逆定理的研究是逼近论中重要的研究课题之一，在理论和实际应用上都具有重要的意义。

Chapter 5, an example is given by stochastic simulation method, which is the application of least absolute deviation estimate in location by GPS.

第五章通过随机模拟的方法，给出M估计的特殊情形——最小绝对偏差估计在GPS定位中的应用。

ABSTRACT This dissertation proposes a number of extended theories of stochastic Petri net and other algorithms to evaluate the performance of various computer networks.

本文提出了一系列随机Petri网的扩展理论和逐次迭代逼近算法，从理论分析角度深入分析了各种计算机网络的多项性能指标。

The purpose of this paper is to introduce the application of stochastic analysis in actuarial science, especially for life insurance.

这篇文章介绍了有关随机分析在精算学中的应用，特别是对于人寿保险，进行了详细的阐述。

The purpose of this project is to study the theory of statistical dependence and stochastic comparisons with their applications in actuarial science.

本项目旨在研究统计相依与随机比较的基本理论及其在精算学中的应用。

Algorithms of task decomposing and service scheduling are proposed by using directed acyclic graph and high level stochastic Petri net.

由于OGSA认为"一切都是服务"，包括计算资源、存储资源、网络、程序、数据库、仪器设备等在内的资源也是一种服务[3]。

At first,as weintroduce the concept of gauge function for stochastic to discuss the local time ofadditive Lévy process,so we get a necessary and sufficient condition for theexistence of the local time for a class of additive Levy processes.

本文主要在以下几个方面有所创新：第一，由于引入了规范函数来讨论可加Lévy过程的局部时，因而取得了比其它同类文章更好的结果：对一类可加Lévy过程得到了其局部时存在的充要条件。

For the first time, the influence of stochastic gain on the Gordon-Haus effect is studied by adjoint operator method.

首次运用自伴算符方法研究了随机增益对Gordon-Haus效应的影响。

From this,two algorithms to find low degree annihilators of a Boolean function are present:complete searching and stochastic searching.The complete one can not only get all the low degree annihilators of a Boolean function,but also get the algebraic immunity of the function.

利用完全搜索法可以得到布尔函数的所有低次零化子，同时还可以确定该布尔函数的代数免疫度；利用随机搜索法能快速得到布尔函数的任意一个低次零化子。

Who? I never heard of him, Paul said, before asking teammate James Posey if he had heard of him.

赛后，科比说，他一直都是一名非常出色的射手，今天他打得很棒。

When I joined the company, I rotated around the different sections.

我加入这个公司时，轮换过几个不同的部门。