分布式系统

This paper analyzes the characters and environment of the software project management, studies various development methods. After absorbing the knowledge of software engineering, project management, object-oriented method, system engineering, artificial intelligence, distributed network management system, character and mapping technique, this paper puts forward the Agent-based method in software project management and lucubrates the Agent-based system analysis, system design and programming.

本文针对软件开发项目管理的特点和环境，分析比较了各种开发方法，吸收了软件工程、项目管理、面向对象方法与技术、系统工程、人工智能、分布式网络管理系统、特征及映射技术等领域的知识，提出了基于Agent的软件开发项目管理方法，对基于Agent的软件开发项目的系统分析、系统设计以及程序编制等方面进行了深入研究，并且采用可视化统一建模语言来自动生成基于Agent的应用程序模型。

At the same time, chaotic pseudo-random sequences generator based on nonlinear dynamic filter security model are constructed to select the frequency hopping points for NDFT, improving the overall system security. 3、Aiming at replay attack of networks in the remote speaker recognition systems and distributed databases speaker recognition systems, a time-stamp watermarking method is brought, which quantizes magnitude coefficients of NDFT. The time-stamp watermarking is embedded into the user's voice sample/voice characteristic information to resist on the replay attack.

同时该类算法采用以非线性动力学滤波器为基础的伪随机序列发生器构造跳频序列来选择频率变换点集合，有效提高了系统的安全性。3、针对远程说话人识别系统以及数据库分布式说话人识别系统存在易受网络重放攻击的缺陷，本文给出一种基于非均匀傅立叶变换的&时间戳&水印量化算法，通过把时间戳水印嵌入待识别用户的语音样本/语音特征信息中，可以有效解决此类缺陷。

In order to adapt to the dynamic change in the enviroment of manufacturing system ,this paper gives an enterprise integration method which syncretizes the distributed control and multi-agent technique.

为适应制造系统中环境的动态变化，提出一种结合分布式控制和多代理人技术的企业集成方法，通过各级代理人之间的协商来解决制造系统的扩展性与自适应问题，给出了基于定单的多代理人协同方案，探讨了代理人技术在制造系统中的应用

In order to adapt to the dynamic change in the enviro ment of manufacturing system ,this paper gives an enterprise integration meth od which syncretizes the distributed control and multi-agent technique.

为适应制造系统中环境的动态变化，提出一种结合分布式控制和多代理人技术的企业集成方法，通过各级代理人之间的协商来解决制造系统的扩展性与自适应问题，给出了基于定单的多代理人协同方案，探讨了代理人技术在制造系统中的应用。

At last develops the high-pressure spray descaling systems monitor and diagnosis system based on DMDS according to the structure and running characteristics of the high-pressure spray descaling system.

在此基础上针对除鳞高压水系统的具体结构形式和运行特征开发出一套基于分布式的除鳞高压水系统监测诊断系统。

Different schedulers have different scheduling algorithms that bring about quite different performances of an HSUPA system. Therefore, it is expected to further consider the characteristics of WCDMA systems and work out better scheduling algorithms for distributed schedulers in order to obtain higher system performance.

文章认为由于调度器的变化，不同调度算法在HSUPA系统中的表现有很大差别，需要进一步根据WCDMA系统业务的特点，设计更适合分布式调度器的调度算法，以进一步提高系统性能。

Nowadays, distributed intrusion detection system research based on the technology of agent and neural network becomes hotspot, software agent technology is considered as a very tool to develop intrusion detection system, especially its characteristic of Autonomy, Social Ability and Adaptability, and neural network technology gains more and more focus in respect that its pre-estimation to unknown network activities.

目前，基于Agent和神经网络技术的分布式入侵检测系统的研究成为业界热点，软件Agent技术因其所具有的良好的自治性、社会性、适应性，被视为在入侵检测系统中极为有用的技术之一，而神经网络技术则因其对未知网络行为的预判性，在入侵检测系统领域得到越来越多的关注。

The popular simulation mode based on Web is used in this system. The simulation frame based on Web and C/M/S structure makes the system not only have the characteristics of distributabillty and openability, but also easy to connect to Intemet.

采用了当今流行的基于Web的仿真模式，确定了系统的三层客户机／服务器结构，使系统真正做到了完全分布式和开放式，并使系统很容易移植到Internet上。

A distributed VVVF control system for six-phase induction motor was based on power drive building blocks and system integration.

在电力电子系统集成概念的指导下，通过运动控制模块的系统集成来构建六相异步电机的分布式变频调速系统。

Focusing on how to improve the detection capability, efficiency and self-security, the research purpose of this thesis is to design and implement a distributed NIDS with a compositive detection method through the study and analysis of the system s framework and detection mechanism.

中文摘要：本文旨在通过对网络入侵检测系统体系结构和检测机制的分析和研究，围绕如何提高系统的检测能力、检测效率和自身安全性，设计和实现一个基于分布式结构和集成化检测机制的实验系统。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐