计算机科学

CORBA技术综述

汪芸顾冠群

计算机科学. 1999, 26 (6): 1-6.

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CORBA specification and technique stemmed from 1991. It has had rapid development and wide applications in the past few yeals. This paper introduces the development of CORBA at first. Then it points out several CORBA technical characteristics such as brok

基于广义遗传算法的全局优化方法

董聪郭晓华袁曾任

计算机科学. 1999, 26 (6): 7-10.

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Generalized genetic algorithm is based on some famous modern biologics theories such as the genetic theory by Morgan, the general system theory by Bertalanffy, and etc, so it is superior in biologics to classical one. It is shown in present paper that the

多Agent系统的规范和协调问题

马光伟石纯一

计算机科学. 1999, 26 (6): 11-14.

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This paper introduces the research of norms and coordination methods for multi-agent system. Finally, we point out some problems and present several research directions, especially the social property of Multi-Agent System.

多媒体推理的概念框架

庄越挺潘云鹤潘红

计算机科学. 1999, 26 (6): 15-19.

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Up to now, AI technology is dominated by the Physical Symbolic System(PSS), in which symbolic information is used as the medium for reasoning, In these approaches, information other than symbols, such as image, graphics, and even video should first be rep

网络环境中流式数据传输应用的开发问题

严隽永

计算机科学. 1999, 26 (6): 20-24.

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The problems of transportation using streaming data structures in network application software are discussed. In particular ,the relationship between high-speed network performance and development techniques are studied. The efficiency of development,on o

Runtime系统综述

张宏莉胡铭曾方滨兴

计算机科学. 1999, 26 (6): 25-28.

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Runtime systems play an important role in parallel programming and parallel compilation. In this paper,goals and key techniques of runtime systems are presented. And some experiences and its trend are given in the end.

并行支撑环境JavaPVM的研究及实现

胡宁周笑波杜鹏谢立

计算机科学. 1999, 26 (6): 29-32.

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Parallel-supported environment plays a very important role in distributed/parallel system. We design and implement a parallel-supported environment JavaPVM on a network which consists of heterogenous platform and heterogenous OS system connected by ATM. A

并行分布计算中的任务调度模型

陈华平黄刘生陈国良

计算机科学. 1999, 26 (6): 33-36.

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In this paper,we first describe the concept of task scheduing in Parallel and Distributed Computing(PDC) ,then illustrate the task scheduling model in PDC and the way of calculating the execution cost and communication cost ,and lastly discuss an approach

MPP系统的互连通信技术研究

刘燕杨晓东

计算机科学. 1999, 26 (6): 37-40.

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Interconnect communication is the crucial factor to influence the performance and efficiency of MPP system. In order to reduce communication latency and increase the network throughput of MPP,in this paper,we study the interconnect network technologies ,f

一种基于移动窗口的移动智能体容错机制

马俊涛刘积仁刘晓明

计算机科学. 1999, 26 (6): 41-44.

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Reliability is an critical factor of mobile agent system,this paper describes a window-based fault-tolerant mechanism,which can make tradeoff between performance and reliability,so is applicable to wide range of network environments. Failure recovery proc

大型分布式虚拟环境中的消息传递机制的关键问题

郑白玫施鹏飞

计算机科学. 1999, 26 (6): 45-47.

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The messaging mechanism in distributed Virtual Environments (dVEs) deals with the issue of message delivery between participating entities and users. As dVEs are heading toward the large-scale systems,a new messaging mechanism is to be designed in order t

并行遗传算法研究进展

王洪燕杨敬安

计算机科学. 1999, 26 (6): 48-53.

摘要 ( 65 )

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Parallel Genetic Algorithm is an important branch of Evolutionary Computing and more and more AI specialists pay attention to it because of its simplified topologies and robust search a-bility. In this paper, we discussed theoretic and application achieve

十进制整数编码遗传算法的模式定理研究

唐飞滕弘飞

计算机科学. 1999, 26 (6): 54-56.

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This paper concentrates on the scheme theorem of integer-coded genetic algorithm. The basis theorem of binary-coded genetic algorithm is scheme theorem. However ,there is not enough research on the scheme theorem of decimal coded genetic algorithm. We def

高精度连续图像数字处理（数字电影）系统

毛希平温冬婵董春雷陈曦

计算机科学. 1999, 26 (6): 57-60.

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A total solution for Continuous Image Digital Processing System with High Precision (Digital Film System)has been introduced in this paper. The detailed information ,such as the architecture ,the work flow and cvcn the construction of every part of the sy

一类推广割线法的特性研究及其分形图

刘向东焉德军朱伟勇

计算机科学. 1999, 26 (6): 61-64.

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Newton's method and generalized Newton's methods are efficient and convenient tools for constructing chaotic fractal images ,and have been widely investigated in recent years. This paper gives a class generalized Newton's methods that come from Secant met

基于α-截集表达的模糊贝叶斯网

程小平

计算机科学. 1999, 26 (6): 65-66.

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Based on α-cut sets representation of fuzzy set ,this paper has proposed an easily quantifiable approach to generalize Bayesian networks under fuzzy a prior and fuzzy sample data. The combination of bayesian statistics and fuzzy set theory will improve ad

基于CORBA的Web数据库发布技术

薛慧代亚非

计算机科学. 1999, 26 (6): 67-70.

摘要 ( 94 )

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On the research work of CORBA technology,this paper proposes a new database publishing method:the database publishing based on CORBA. The paper outlines CORBA firstly,then puts forward the structure of the database publishing model based on CORBA,at last

数据仓库研究及其在现代企业中的应用

张凤荔葛晓峰周明天

计算机科学. 1999, 26 (6): 71-74.

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In this paper, we introduce the origination of the DW ideology and its architecture & principles,as well as relative techniques. With the example that the MIS of ENWEI company, we discuss how to apply the base theories of DW and implement its main techniq

企业MIS面向对象分析和实现

张凤荔周明天

计算机科学. 1999, 26 (6): 75-77.

摘要 ( 61 )

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This paper presents the idea of software reuse and object-oriented analysis technology and disscusses the development step of object-oriented analysis ,as well as the implementation model of enterprise's MIS which included four parts:objects model,control

一个不确定性数据库模型及其语义

蒋运承张师超

计算机科学. 1999, 26 (6): 78-81.

摘要 ( 65 )

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In this paper,based on probabilistic and cognitive uncertainties,we set up an uncertain database model and presented the uncertain relational algebra ,and proved that the uncertain normal forms are closed under operations of the uncertain relational algeb

广义投影和外连接

严哲南楼荣生

计算机科学. 1999, 26 (6): 82-84.

摘要 ( 108 )

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In this paper we introduce mainly the relation between general projection and outerjoin and the relation between general projection and semijoin. We also put forward pseudodistributive law of general projection. Then we provide a more mature theory about

异构环境下用于构件管理的CORBA接口的设计与实现

赵慧刘西洋陈平蔡希尧

计算机科学. 1999, 26 (6): 85-87.

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This paper diseribes the design and the implementation about the CORBA2 interface for the ENVY/Developer. ENVY/Developer is a collaborative component development systems for Smalltalk developers. It makes enterprise-wide reusable component repositories a

正则Petri网的研究

熊超越丁国俊

计算机科学. 1999, 26 (6): 88-89.

摘要 ( 56 )

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State equation method based on incidence matrix ,which shows the structural property of Petri Nets ,has been used widely in the reachability analysis ot Petri Nets. However,due to the state explosion, the complexity of this method increased exponentially