| 支持异常处理的柔性工作流可信赖性分析 |
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| 引用本文： | 张静乐,杨扬,曾明,王元卓.支持异常处理的柔性工作流可信赖性分析[J].计算机科学,2010,37(4):41. |
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| 作者姓名： | 张静乐 杨扬 曾明 王元卓 |
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| 作者单位： | 1. 北京科技大学信息工程学院,北京,100083
2. 清华大学计算机系,北京,100084 |
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| 基金项目： | 国家自然科学基金(No.60673160,No.60873192,No.60803123)资助 |
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| 摘 要： | 随着人们对柔性工作流认识的不断增强,柔性工作流管理系统的可信赖性变得越来越重要。异常作为影响工作流柔性的主要原因之一,对系统的可信赖性有很大的影响。提出了一种基于随机Petri网的支持异常处理的柔性工作流建模与性能分析方法,并以电子商务系统中的物流系统为例,在随机Petri网模型建模的基础上着重分析了柔性工作系统的可用性、可靠性等性能参数。
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| 关 键 词： | 异常 柔性工作流 随机Petri网 电子商务 |
| 收稿时间： | 2009/6/16 0:00:00 |
| 修稿时间： | 2009/8/22 0:00:00 |
Reliability Analysis for Flexible Workflow Supporting Exception Handle |
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| ZHANG Jing-le,YANG Yang,ZENG Ming,WANG Yuan-zhuo.Reliability Analysis for Flexible Workflow Supporting Exception Handle[J].Computer Science,2010,37(4):41. |
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| Authors: | ZHANG Jing-le YANG Yang ZENG Ming WANG Yuan-zhuo |
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| Affiliation: | School of Information Engineering/a>;University of Science and Technology Beijing/a>;Beijing 100083/a>;China;Department of Computer Science and Technology/a>;Tsinghua University/a>;Beijing 100084/a>;China |
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| Abstract: | With growing awareness of the flexible workflow,reliability of flexible workflow system has become more and more important,as one of the main reasons of the impact of work flexible workflow,exception has a great impact on reliability of flexible workflow system.This paper presented a stochastic Petri net based flexible workflow modeling and performance analysis method supporting exception handling ,and took e-commerce systems in the logistics system for example,the flexible system's availability,reliability... |
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| Keywords: | Exception Flexible workflow Stochastic Petri net E-business |
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