查询词典 numerical algorithm

On the basis of Venigalla\'s work,we adopted two path-based algorithms, namely,gradient projection algorithm and disaggregated simplicial decomposition algorithm to solve nonadditive path cost traffic assignment problem under different engine operating modes.We compared the above two algorithms in a network example which showed that compared with the traditional Frank-Wolfe algorithm, the two path-based algorithms had a more quicker convergency while getting optimal solution,and it can obtain a satisfying solution in most cases.

2在Venigalla等人研究工作的基础上，分别采用基于路径的梯度投影算法(gradient projection，GP)和基于路径的非集计的单纯分解算法(disaggregated simplicial decomposition，DSD)来求解考虑不同发动机启动模式下，具有非可加路径费用的交通分配问题，在实例计算中比较了这两种算法的计算性能。

Theoretic models and methods using nonnumeric parallel optimization algorithm, genetic algorithm and simulated annealing algorithm, to adjust and control the production-injection system were made with taking the net present value as the objective function and coupling economic model, reservoir model, wellbore model including producer and injector, and choke model.

以净现值为系统目标，耦合经济模型、油藏模型、注采井筒模型和油嘴模型，首次建立利用非数值并行算法——遗传算法与模拟退火算法调控注采系统的理论模型与方法，对不同开发阶段与不同约束条件下的注采系统进行最佳调控，使之保持最优生产状态。

By the analyses on the existing detector generating algorithms, we achieved the improvement of the linear time detector generating algorithm, which was widely used at present. The efficiency of the linear algorithm was improved by eliminating the reluctant detectors, and at the same time the improved algorithm was ensured to cover the nonself space as much as possible.

在分析已有的检测器生成算法的基础上，改进了目前使用最多的线性检测器生成算法，通过消除冗余的检测器提高了线性检测器生成算法的效率，同时还保证了改进后的算法能够尽可能多地覆盖"非我"空间。

It shows that the adaptive immune algorithm is superior to both genetic algorithm and normal immune algorithm at solving optimal problems.

将改进算法、遗传算法和一般免疫算法分别应用到函数优化问题中，其结果证明了该算法的有效性。

In essence, this program asks a human to be the fitness function of an evolutionary algorithm, so that the algorithm can use human visual perception and aesthetic judgment to do something that a normal evolutionary algorithm cannot do.

从本质上说，这一计划要求将一个人的适应度函数的进化算法，因此，该算法可以利用人的视觉感受和审美做一些正常的进化算法不能做到的。

The experimental results show that this method is simple,which not only overcomes the disadvantages of normal alarm correlation ways,but also improves the dynamic character,training accuracy and efficiency greatly than BP algorithm,BGA algorithm and AGA algorithm do.

实验表明，这种方法可克服一般告警相关性分析方法的局限，不仅简单，而且在网络学习和训练效率上也高于传统的BP算法，标准遗传算法和一般的自适应遗传算法。

However, in the algorithm of NP complete problem, Genetic Algorithm has been proved an effective algorithm.

而NP完全问题的算法中，遗传算法被证明是一种行之有效的算法。

Two-dimensional texture mappings are summarized in this paper including Catmull algorithm and Blinn algorithm, two-step texture mapping, environment mapping and bump mapping. Moreover, a new method of regional texture mapping based on intermediate surface is presented and a new algorithm is promoted to reduce texture distortion in the process of mapping onto the sphere surface.

在二维纹理方面，本文讨论了适用于参数曲面的Catmull算法与Blinn算法，适用于一般曲面的两步纹理映射技术，现已广为应用的环境纹理映射技术及凸包纹理映射技术，还分析了纹理映射的几种快速反走样技术。

Based on Particle Swarm Optimization Algorithm for Scheduling Workflow By studying the mechanism of Particle swarm Algorithm and linking grid service workflow scheduling features, according to quality of grid service, IBPSOA is given, which is an alternative path to the integer-binary coding operations, and dynamic service scheduling algorithm.

3基于粒子群算法的工作流优化调度通过研究粒子群算法PSOA的机理结合网格服务工作流调度的特点，依据网格服务质量QoS，提出了基于粒子群的整数-二进制编码业务路径替代、动态服务调度算法IBPSOA。

As for the optimization problem, the damped Gauss-Newton Method algorithm is employed for obtaining its solution, and analysis the global convergence of the algorithm, also, the superlinear convergence rate and two order convergence rate of the algorithm is given.

对该优化问题，我们用阻尼高斯牛顿算法求解，并对算法的全局收敛性和超线性收敛速度进行了分析。

Many will continue to choose to live in duality and in conflict.

许多人将继续选择活在二元对立性和冲突中。

I find that students of the University of Physical Education all wear sportswear at first sight.

我发现：体育大学的学生乍一看，都是穿运动衣，大家都一样