Research of Network Connectivity Analysis Oriented Attack Graph Generation 面向攻击图构建的网络连通性分析的研究
In this paper, the author obtains an upper bound of the spectral radius of oriented graphs by letting D be an oriented graph with n vertices. 利用定向图的邻接矩阵的特性,得到了定向图的邻接谱的谱半径的一个可达上界。
First, tree structure is constructed, and the oriented graph of the system is drawn. 首先构成树形结构,并画出了系统的有向图。
Design and implementation of a math-oriented graph editor 面向数学类图形编辑器的设计与实现
This article analyses the basic theory of oriented graph and based on which puts foreword the assembly topology model of elements, Fixture Elements Assembly Relationship Graph ( FEARG). 分析了有向图的基本原理,基于该原理结合装配过程中元件的先后关系建立了装配拓扑模型,即装配关系图。
In TTTCS, the thermal system is defined as an oriented graph with device-interface method, the arithmetic of system identification is combined with other arithmetic used in the oriented graph and network optimization, and q-y-x method is used to solve the reheat system. 热力系统有向图的结构定义采用设备接口方式,本系统有向图结构的识别参考了当前主要的网络最优化算法,回热系统的求解采用α-γ-τ方法。
The Object Oriented Process Graph Development and Display System 面向对象的生产过程图形生成与显示系统
Through extending the traditional spatial data structure, and researching the spatial operation and spatial relation which include temporal attrib, adopt Object Oriented method and Hyper graph Based Data Structure to define the spatio temporal model. 通过对传统空间数据模型的时间扩展,研究包含时间的空间运算定义和各种空间关系,采用面向对象的方法和超图模型完成时空数据模型的定义。
Oriented Graph Based Method for Testing Structural Controllability 系统结构能控性检验的有向图方法
Algebric Method for the Realization of the Functions of Oriented Functional Relationship Graph 有向功能关系图OFRG功能实现的代数方法
In Chapter 4, we consider the oriented coloring problems of graphs. Given some target graphs of finite girth, we constructed the corresponding graph with given girth and study the property about homomorphism between these two graphs. 在第四章,我们考虑了图的定向染色问题,对一些有限围长的目标图,构造出相应的给定围长的图,从而得到两者之间的同态性质。
In Operator GUI Layer, through object oriented analysis and design, Static Bitmap, Static Vector-Graph Element, Dynamic Display Object, Operation Target Zone and Child Graph Object classes are created. 在操作界面层,通过分析和设计,实现了静态位图、静态矢量图、动态显示、操作目标区和子图。
A Framework for Analyzing Object Oriented Programs Based on Class Hierarchy Graph 一种基于类层次图的分析面向对象程序的框架
Generation of cover system for numerical manifold in travel theory of the oriented graph 流形元覆盖系统的有向图遍历生成算法研究
In this paper, the following tasks have been accomplished: ( 1) Analyzing the constraint relation of parts to accomplish Oriented Functional Relationship Graph ( OFRG) assembly modeling. 在本文中完成了以下的工作:(1)通过分析装配体中零部件之间的约束关系,建立装配体的有向功能关系图(OFRG)装配模型。
The Graph Object oriented Techniques of AutoCAD and its great significance in graph software development are introduced in this thesis. With the development of the software of bridge components library, this thesis builds up the object models after analyzing and abstracting the bridge structure. 本文介绍了AutoCAD中的图形对象技术及其在图形软件开发中的意义,以桥梁构件库的软件开发为背景,通过对桥梁结构的分析与抽象,建立了表达桥梁结构的对象模型。
The research of assembly sequence of agile fixture elements based on oriented graph 基于有向图的敏捷夹具元件装配序列研究
This paper discusses the scheme of region oriented run-length coding and the judgement of spatial relationship between regions and the access mode of region adjacency graph in computer. 本文讨论了面向区域的游程编码表示方案,在此基础上给出了判断区域之间空间关系的算法,并对关系图在计算机中的存储做了研究。
The use of oriented graph in reordering the structure asymmetric sparse matrix 有向图在结构不对称稀疏矩阵重排序中的应用
From the viewpoint of application, This paper introduces the key design technique of programming for object-oriented in power system graph and the network topology formation method, by using that method to develop the electric power system analysis software, It has much practical value. 从实用角度出发,介绍了面向对象的电力系统图形程序的关键设计技术和网络拓扑形成方法,并利用该方法开发了电力系统分析软件,具有实用价值。
By this algorithm combined with the adaptive generation technology for finite element method ( FEM) mesh, the mathematics mesh is built, and then in the travel theory of the oriented graph, a final cover system for NMM can be efficiently formed. 该算法将有限元网格作为流形元覆盖系统的生成所需的数学网格,利用有向图的关联矩阵并结合块体搜索算法,形成最终的流形元覆盖系统。
For any two vertices u and v in oriented graph D, a u-v geodesic is a shortest directed path from u to v. 对定向图D中的任意两点u,v,称连接点u,v的最短有向路为u&v测地线。
The paper presents an elimination approach to the oriented graph which is used to reorder the structure of the asymmetric sparse-matrix according to the rule of minimal fills or minimal long operations in LU factorization. 本文提出在LU分解中按填入数最少原则(或按长运算次数最少原则),对结构不对称稀疏矩阵[A]进行重排序的一种方法&有向图消去法。
This paper analyzes the termination of active rules set in Object-Oriented Database, produces the method of judging the termination of rules set, deduces the algorithm of calculating all cycles of triggering graph and the algorithm of judging termination of rules set. 在OO模式下对主动规则集的可终止性进行深入分析,得出了判定规则集终止性的方法,给出了计算触发图中全部环路和判定规则集是否保证终止的算法。
Large networks attack can be researched base on the graph theory, because the character of its network connect and route of spread is related closely to weighted and oriented graph. 由于大规模网络入侵在网络连接上、传播路径上所体现出来的特性与图论中的赋权有向图有着共同的特性,这使得在图论的基础上进行大规模网络入侵检测的研究成为可能。
Through practical application and theoretical analysis of oriented graph, dynamic programming and moving multi-cone methods, a new method for determining optimum open pit limits using computers is developed. 通过对有向图论法、动态规划法和多重移动锥法的实际工作及理论分析,提出了一种用计算机确定露天矿最优境界的新方法。
The oriented graph and adjacency matrixes of influencing factors of the network scale are constructed. On the basis of transposition law, reachability matrixes are obtained. Then the hierarchical structure model is established. 笔者构造出线网规模影响因素的有向连接图,据此建立了邻接矩阵,基于推移率定律进行运算获得可达性矩阵,并最终建立了线网规模影响因素的递阶层次结构模型;
And then made a brief introduce to this system according to each module: Use the weighting oriented graph as the data structure of the teaching order design area, and realize the function of teaching order design area using the vector of standard template library as the stack; 接着阐述了实现这个项目的一些关键技术:用加权有向图作为教学顺序设计区的数据结构,并运用标准模板库中的vector作为栈来实现教学顺序设计区的功能;
In this paper, a new motion-simulating algorithm of four-bar mechanism oriented towards virtual prototyping is provided. It is implemented in the four-bar mechanism analyzing with digital product model based on scene graph. 文中就虚拟样机四连杆机构的运动分析提出一种新的运动仿真算法,在基于场景图的虚拟样机产品模型中实现产品四连杆机构的运动仿真。
In this paper, the scores of oriented bipartite graphs are characterized and a criterion for a pair of lists of non-negative integers to be the scores of some oriented bipartite graph is obtained. 我们研究了定向二部图的得分表偶,并且得到了关于非负整数表偶是某个定向二部图的得分表偶的一个刻划。