分布式的

To adjust the trust value, we adopt the Proportional operator and Integral operator. The simulation experiments show that agent can provide valuable information to the user. The global performance under distributed mode can reach the 73 percent of the global performance under centralized mode with perfect information. As the time goes on, the agent can adapt to the user's need gradually.

的分布式合作信息推荐的性能，Agent之间基于信任联系进行合作，采用控制理论中的比例算子和积分算子进行局部信任调整，实验表明，分布式信息推荐的质量达到了信息完备状态下集中式全局最优的73％，随时间变化，系统性能的逐渐优化也体现了算法的学习能力和适应性。

Importing KDD technology into network management may be a useful method in making network more intellectual. And then with the enlargement of the network scope, the system architecture of the network management is changing distributed from centralized. Distributed network management can decentralizes management function to several Places and improve the retractility of network management, which has played a import role in today's network management.

当前，在网络管理系统中引入知识发现技术是实现网络智能化发展的一条有效途径；同时，随着网络规模的日益扩大，网络结构的复杂多变，网络管理的体系结构正在从集中式转向分布式，分布式网络管理将网管功能分布于网络各处，提高了整个管理结构的可伸缩性，逐渐成为现代网管一个重要的发展方向。

In this thesis, the ISA and the Agent technologyies are deeply researched. According to requirements of ISA and characteristics of distributed information systems, the design scheme is presented and the audit systems architecture is constructed, which can collect distributed and multi-layer data and surpervise the condition of information system intelligently. This architecture has the better agileness and expansibility.

本文在深入研究信息系统审计技术和Agent技术的基础上，根据信息系统审计的需求和分布式信息系统的特点，基于多Agent技术，提出了审计系统的设计方案，构建了能够进行分布式、多层次数据采集和智能监测的审计系统体系结构，具有良好的灵活性和可扩展性。

Its software development tool are very important to the applications of virtual reality technology because of the rapid development of network technology Being aimed of the shortcoming that the development for the distributed parallelism of simulation computing unit is not enough and formal in current distributed virtual environment systems, we study the modeling language of virtual environment and the system architecture of distributed virtual environment in a new view point, build a complete extensible theory framework novelly for the research of virtual environment technology.

本文针对当前分布式虚拟环境系统对仿真计算单元的分布并行性开发不够充分和规范的缺点，从一个全新的角度来研究虚拟环境的建模语言及其分布式虚拟环境的系统结构，开创性地为虚拟环境技术的研究建立了一个全面可扩展的理论框架。

From practice, the implemented network management model based on EJB/SNMP technology on one hand inherit the advantages of network management based Web,on the other hand it has characters of distributed of network management, such as heterogeneity, distribution, scalability, flexibility, extensibility, robusticity, and it enhance the efficiency of NM.

实践表明，我们用基于EJB/SNMP技术的分布式网络管理模型开发出来的应用系统一方面继承了基于Web的网络管理模式多层体系结构的优点，另一方面又具有分布式网络管理的特点——异构性、分布性、可移植性、扩展性、灵活性、系统健壮性等，能大幅度提高网络管理的效率。

It brings new requirements to production planning and scheduling. How to realize the cooperation of production planning and scheduling between multiple plants, how to implement the coordination of production and transportation, and how to tackle with uncertainty and recover the feasibility of schedules against unexcepted events.

随着企业的发展与扩张，分布式多工厂组织模式越来越多，并对生产计划与调度提出了新的任务：如何实现多个分布式工厂之间生产计划与调度的协作；如何实现生产过程与运输过程的协作；如何处理工厂内外可能出现的不确定性和各种异常扰动，并敏捷、动态地恢复计划与调度的可行性。

The detection capability of single buoy is limited. To improve detection performance, we studied the detection-level fusion of several buoys based on the position and information characteristics of several airdropped buoys. On the basis of the analysis to distributed detection fusion theory, we studied the structure, rule and algorithm of the buoy signal detection-level fusion based on distributed detection.

针对单枚浮标对目标检测能力有限的问题，为了提高对目标的检测性能，根据多枚空投浮标的位置和信息特点，对多枚浮标的检测级融合进行了研究；在对分布式检测融合理论进行研究的基础上，研究了基于分布式检测的浮标信号检测级融合体系结构、融合规则、融合算法等。

It is meaningful how to use information technology means (including multimedia, network, and virtual reality) for training, and keep going on to study the cases of dealing with burst out affairs and turn over fear, making of hammer-harden of learner synthesis diathesis.

本论文从武警部队初级指挥学院教育训练的现状出发，指出目前武警初级指挥院校在运用信息化手段进行教育训练方面存在的不足，在以建构主义学习理论为代表的先进的教育学习理论指导下，运用分布式虚拟现实技术、Agent技术和知识管理技术，依托武警初级指挥院校现有的良好网络基础设施，设计一个面向武警初级指挥学员综合知识学习与指挥能力培养的分布式虚拟训练系统，并进行原型设计与实现，目的是为初级指挥员综合指挥培训创设虚拟训练平台，作为实训教学的有效补充。

Under the steering of the architecture model and management mechanism proposed in this thesis, an intelligent, self-adapting and scalable hierarchical distributed network management system is constructed on the CERNET. Then it was successfully checked and accepted by Ministry of Education, and is widely used in practice.

在本文提出的分布式网络管理体系结构模型和管理机制的指导下，以CERNET网络为依托，我们实现的具有一定智能的、自适应、可伸展的层次型分布式网络管理系统已经顺利通过教育部的验收，并成功地应用在网络管理的实际工作中。

Because DHT methods just provide exact-match query facility, not satisfying the flexible query requirements, the paper also discusses a scalable, flexible multi-keyword resource located technology. The paper proposes the filtering conjunctive operation scheme similar with distributed database. It also includes an incremental search over the peers to decrease the query latency and bandwidth consumed. Lastly we investigate the popularity of user search behaviors and provide the cache strategy to reduce the overhead associated with operations spread across the wide area to provide the efficient resource query and access in scalable P2P system.

由于分布式哈希路由算法只能提供精确的资源定位，不能满足人们灵活的查找需求，因此本论文也讨论了一种便于扩展，灵活的多关键字资源搜索与信息服务技术，提出类似分布式数据库的过滤器连接算法，并采用增量式查找算法减少查询延迟及带宽消耗，利用缓存策略加速查询，以期为大规模的P2P网络提供高性能的资源搜索与数据访问服务。

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