网络拓扑结构

Firstly,a node-based topology relationship model of transport network is presented,in which the physical connection and the logical connection are described.Secondly,the structure of search node is defined in the sight of dual graph theory as a solution for turn prohibitions and delays in road intersections.

提出了基于节点的交通网络拓扑关系模型，描述交通网络的物理连通性以及逻辑连通性；根据对偶图的思想，定义搜索节点结构，处理交叉口转向限制和延误；改进传统的Dijkstra算法，提出了基于搜索节点的双向启发式A*算法，使用二叉堆优先级队列存储扩展节点，RB-tree存储标记节点。

Other optimal functions such as flow control and resource management are operated on the basis of it.

对于所有的网络系统，拓扑结构和路由优化都是网络设计和优化首先考虑的问题。

Results show that the energy function is Lyapunov stable and the network can be used for finding the minimum covering sphere of a polytope.

第七章 利用有理函数逼近的许多优良特性，构造了一种新的有理连分式链神经网络，给出了网络的一般拓扑结构图和学习算法。

A network topology is how computers, printers, and other devices are connected over a network.

一个网络的拓扑结构是怎样的电脑，打印机和其他设备通过网络连接。

The type of cable chosen for a network is related to the network's topology, protocol, and size.

该类型的电缆选择一个网络，是关系到网络的拓扑结构，协议和大小。

this paper presents a whole design of network security audit and monitoring system, including the design of monitoring module in proxy and network capability, etc. and it also proposes the implement flow of these function models including the implement flow of security audit model and network monitoring model, it also gives the design and realization of ip address peculate model and monitoring module in proxy.

该文给出了网络安全审计与监控系统的整体设计，提出了系统监听方式下和网桥方式下的拓扑结构，该文还给出了系统的功能模型实现流程，包括安全审计模型的实现流程和网络监控模型的实现流程，系统中的ip地址盗用模块设计和代理服务器监控模块设计和实现。

It adopts the voltage stability of distribution system as the object function, and uses the improved particle swarm optimization algorithm which can trace dynamically the environment's change to make the real-time dynamically reconfiguration of distribution system, and proposes a new coded form which divides the particle module according to the topological structure of distribution system, and then avoids the convergence precociously via the community characters of DPSO.

它以配电网络电压稳定为目标函数，采用可以动态跟踪环境变化的改进粒子群算法对现有典型的辐射状网络进行动态实时重构，并提出了一种新的编码形式，按照系统的拓扑结构划分粒子种类，从而利用改进粒子群算法的社区特性避免过早收敛。

Block probability of field network is analyzed by means of finite source queuing model combined with monte-carlo simulation.According to this concept,the formula of network throughput and average delay are obtained,and then an investigation is given for the effect of user number and variance of topology structure as well as capacity of date link.

采用有限信源排队模型及蒙特卡洛仿真相结合的方法分析了地域网的阻塞概率，并据此给出了网络吞吐量及延时性能的解析表达式，最后分析比较了不同用户规模，不同拓扑结构及链路容量对网络性能的影响。

We investigate the influence of complex network topological structure on the traffic delivery by the traffic awareness routing strategy.

研究了在具有感知流量的路由策略下，复杂网络的拓扑结构对网络中传输流量的影响。

To understand regulatory mechanism of gene in regulatory network, it is necessary to research topological structure and organization.

为了理解基因调控网络中的调控机理，网络的拓扑结构及其组织方式是极其重要的研究内容之一。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。