离散空间

该算法将N维离散空间的优化问题转换为一维连续空间的优化问题，然后利用微粒群算法（PSO）求解该问题。

In the proposed algorithm , the optimization problem in N-dimensional discrete space is converted into an optimization problem in one-dimensional continuous space which the PSO algorithm will be used to solve .

主要结果是：X正则，则其闭子集超空间局部紧当且仅当X可表示成一个紧空间与一个离散空间的拓扑和。

The main result is as follows : Let X be a regular space , then the nonempty closed subsets hyperspace is locally compact iff X can be represented as the sum of a compact space and a discrete space .

离散空间的拓扑关系模型二维空间的离散W变换

A Spatial Topological Relation Model for Discrete Space On Two-dimensional Walsh Transform

蚁群算法（ACO）是一种模拟群体智能的算法，在解决基于离散空间的问题时表现出良好的性能。

Ant Colony Algorithm ( ACO ) is a Swarm Intelligence algorithm which shows many promising characters and has been applied successfully to categorical problem .

针对离散空间上的作业车间调度问题，本文设计了离散差分进化（DDE）算法。

For Job Shop Scheduling Problem , which is in discrete space , the discrete differential evolution ( DDE ) algorithm is designed in this dissertation .

文中采用具有高分辨率的4阶精度的紧致差分格式离散空间导数，同时，时间步进采用低存储量要求的4阶显式Runge-Kutta格式。

The fourth-order compact difference schemes with high resolution are applied to discretize the space derivatives , and a low-storage fourth-order explicit Runge-Kutta scheme is used in time marching .

研究了一类时间取值于离散空间，自变量的维数随时间的变化而发生变化的动态多目标优化问题的PSO算法。

For a special class of dynamic multiobjective optimization problems , in which the time variable is defined on discrete space and the dimension of independent variable changes with the time , a new dynamic multiobjective optimization PSO algorithm is proposed . 5 .

提出一种基于离散空间矢量调制（DSVM）技术的异步电机直接转矩控制（DTC）的改进算法，并对其进行仿真研究。

An improved direct torque control ( DTC ) algorithm based on discrete space vector modulation ( DSVM ) is presented , and its simulation research is performed .

利用对Helfrich模型的离散空间变分，在力场中对囊泡进行形变研究，包括拉伸和压缩研究。

And this is the initial particle shape . ( 2 ) By discrete spatial variation method , we studied the deformation behavior of the model in the force field , stretching and compression were included .

设计了基于GA-PSO的混合式启发算法。其中改进的遗传算法解决了离散空间的选址问题；改进的粒子群算法解决了连续空间的需求量协同分配问题。

We also designed the hybrid heuristic algorithm based on GA-PSO , in which the improved GA solved the location problem of discrete space and the improved PSO solved the collaborative allocation of continuous space in demand .

带电粒子束中的离散空间电荷效应及其计算方法

Discrete space charge effect in charged particle beam and its calculation

基于信息熵的离散空间场相关指数计算方法

The Computation of Correlative Index between Discrete Spatial Fields Based on Entropy

一种大规模离散空间中的高斯强化学习方法

Gaussian Processes Reinforcement Learning Method in Large Discrete States Space

离散空间内多状态的最优搜索问题

Optimal search with multiple states for discrete time and space

光诱导光子晶格结构中新型的离散空间光孤子

Novel discrete solitons in light - induced photonic lattices

模型的环境是二维离散空间，其中有食物和沙漠蝗虫主体。

The environment is two-dimensional discrete space where food and locust agents exist .

离散空间小波分析的环境荷载下桥梁的损伤识别

Bridge Damage Detection Based on Discrete Spatial Wavelet Analysis by Using Ambient Dynamic Loads

气候和天气数值预测本质上都需建立在离散空间的基础上，并要求有高精度的空间离散化计算方案。

Highly accurate spatial discretization is essentially required to perform numerical climate and weather prediction .

模拟囊泡形变动力学的新方法离散空间变分法

A New approach to study the dynamics of the deformation of vesicles discrete-space variational method

关于dually-可数闭离散空间的研究

A study on dually-countable closed discrete spaces

离散空间上单目标3维e容错搜索模型探析

In the Discrete Space the Single Goal Search Model of 3-ary with e Lies Analysis

本文研究的是针对离散空间中静止目标的搜索问题。

In this thesis , we study the situation with stationary target in the discrete space .

本文由多项式构成了离散空间的三组直交系；

In this paper , three orthogonal systems in the discrete space are constructed by polynomials .

在推导过程中用三节点三角形单元离散空间变量，时间方向采用显式差分格式。

During its derivation the triangle elements for space and the explicit diffirentials for time is adopted .

在每个子集所在离散空间用相应的决策函数进行分类。

Test using decision function .

讨论了几种离散空间中静止目标的最优搜索模型及最优化方法。

Several optimal search models and optimization methods about stationary target detection in discrete space were also introduced .

工程装备维修质量评价体系是一个有众多离散空间点的复杂系统。

The evaluation system for the quality of engineering equipment repair is a complex system , lying in a high dimensional discrete space .

并在此基础上，详细阐述了一种可以有效降低转矩脉动的异步电机离散空间电压矢量调制一直接转矩控制（DSVM&DTC）系统。

Based on the above analysis , discrete space vector modulation-direct torque control ( DSVM-DTC ) scheme of induction motor is introduced in detail .

对多要素离散空间场之间的相关性测度，定义了一种基于信息熵的规范的相关指数，并给出了计算方法。

The author defines normative relational index based on entropy and gives the method of computation , for relational measurement among multi-elements discrete spatial fields .

目的用体表心电标测时空图法探讨复极离散空间分布和临床价值。

Objective To examine the spatial distribution and dispersion of repolarization using space-time map of body surface potential mapping ( BSPM ) and their clinical value .