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关于公开版地图数据库一期产品质量控制的建议
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作者 何小娟 《数字技术与应用》 2012年第9期212-212,214,共2页
针对公开版地图数据库一期产品存在质量问题,提出完善技术标准与规范有效实施建库构架,提高数据源质量为实施快速更新机制奠定基础。
关键词 数据 数据质量 完善建构架 高数据源质量
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一种基于角色的知识管理系统的动态组装模 被引量:5
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作者 王君 樊治平 刘鲁 《系统工程与电子技术》 EI CSCD 北大核心 2004年第6期806-810,共5页
在分析了知识管理系统(KMS)的组装技术和基于角色访问控制(RBAC)的特点的基础上,提出了一种基于角色的知识管理系统动态组装模型,并且还进一步给出了该模型中访问控制表的设计、知识管理系统的动态组装模型和客户程序与知识管理系统构... 在分析了知识管理系统(KMS)的组装技术和基于角色访问控制(RBAC)的特点的基础上,提出了一种基于角色的知识管理系统动态组装模型,并且还进一步给出了该模型中访问控制表的设计、知识管理系统的动态组装模型和客户程序与知识管理系统构成组件间的交互过程。基于角色的访问控制可以将KMS的使用置于多级的访问控制保护之下,增加了KMS与知识库的安全系数,从而有效地支持知识的动态重用、知识使用过程的动态重组,增强知识管理系统的分布式处理能力和规模可扩展能力,还可以在不影响KMS运行的前提下,实时的更新、升级系统的各个功能;易于实现有效的知识管理,以及知识资源的共享和充分运用。最后,通过一个实例说明了给出模型的实现技术。 展开更多
关键词 知识管理系统 动态组装 知识管理组件 角色访问控制 构架库
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Design and Implementation of Traceability Management System of Agricultural Products Quality and Safety Based on Domestic Basic Software of China 被引量:1
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作者 徐杰 张俊 +2 位作者 王秀徽 周正 杨宝祝 《Agricultural Science & Technology》 CAS 2012年第8期1811-1816,共6页
[Objective] To establish the traceability mechanism of agricultural products safety, and the application of promote domestic based software in the supervision area of agricultural products quality and safety. [Method]... [Objective] To establish the traceability mechanism of agricultural products safety, and the application of promote domestic based software in the supervision area of agricultural products quality and safety. [Method] Through the analysis on the circulation characteristics of agricultural products, like fruits, vegetables, livestock and poultry, the agricultural products quality safety management and traceability query business component libraries were designed. Based on the run-time-supporting environment provided by domestic based software, traceability management system of agricultural products quality and safety was constructed. [Result] The traceability management system provided the information interaction and comprehensive management platform of agricultural product quality and safety based on domestic based software for the government, enterprises and consumers. [Conclusion] Through the application demonstration, the quality control and information traceability of full circulation of agricultural products was achieved effective and reliably, and the management level of agricultural products quality and safety was improved. 展开更多
关键词 Domestic based software Quality and safety of agricultural products Traceability management SOA framework Component library
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兰州石化公司ERP系统运维管理信息系统建设浅析 被引量:2
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作者 胡承 刘昭君 《科技传播》 2011年第11期214-214,200,共2页
面对日益激烈的市场竞争,各企业都把信息建设作为提高管理水平,增强市场竞争力的必然选择。目前虽然已实现部分计算机信息管理,但都是孤立运行,彼此没有联网,无法共享数据信息,无法实现数据及时传达。大量数据重复录入,增大了工作量和... 面对日益激烈的市场竞争,各企业都把信息建设作为提高管理水平,增强市场竞争力的必然选择。目前虽然已实现部分计算机信息管理,但都是孤立运行,彼此没有联网,无法共享数据信息,无法实现数据及时传达。大量数据重复录入,增大了工作量和数据差错率,造成信息闭塞和滞后。ERP项目的实施和运维构成的是一个闭环的生命周期,实现良性的互动和可靠的管理是系统运维的关键。运维当中存在的问题,有些是实施过程存在先天不足造成的。如果在运维过程中能对产生的问题加以总结和分析,并对系统进行优化,运维就能更加轻松和规范。 展开更多
关键词 ERP系统 运维 ITIL 信息技术基本构架库
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Research of University Educational Administration System Bottlenecks and Overall Optimization Scheme 被引量:1
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作者 Lv Shenmin 《International Journal of Technology Management》 2014年第5期74-76,共3页
This paper analyzes of the bottleneck to influence the running efficiency of educational administration system in universities and colleges,and from the system deployment architecture, server configuration, database S... This paper analyzes of the bottleneck to influence the running efficiency of educational administration system in universities and colleges,and from the system deployment architecture, server configuration, database SQL statement optimization and other aspects, it puts forwards the optimization scheme. 展开更多
关键词 UNIVERSITY Educational administration system The bottleneck of the system The optimization scheme
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An architecture and algorithm for green router IP lookup
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作者 袁博 Wang Binqiang 《High Technology Letters》 EI CAS 2013年第1期63-69,共7页
Today,backbone networks deploy a large number of devices and links.This is mainly due to both redundancy purposes for network service reliability,and resource over-dimensioning for maintaining quality of service durin... Today,backbone networks deploy a large number of devices and links.This is mainly due to both redundancy purposes for network service reliability,and resource over-dimensioning for maintaining quality of service during rush hours.Unfortunately,current routers do not have power management primitives,and have constant energy consumption independent of their actual workloads.How to implement a low power and multi-stage switch forwarding for IP lookup is a challenge in high-performance green routers design.A forwarding information base multi-stage mapping routing lookup architecture is presented,and the dynamic routing table mapping algorithm is designed to determine the optimal strides for building tree bitmap tries which lead the worst-case power consumption of the IP lookup engine to be minimized.Experimental results show that the application of reallife routing tables demonstrates that the proposed method could reduce power consumption of routing lookup by 30%. 展开更多
关键词 routing lookup low power green router dynamic mapping
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