OBWPA：一种基于本体的工作流参与者柔性分配方法.pdfVIP

第25卷第4期 计算机应用与软件 VoI．25 No．4 2008年4月 Computer Applications and Software Apr．2008 OBWPA：一种基于本体的工作流参与者柔性分配方法 刘溪涓 魏 臻 (上海电机学院机械学院 上海200245) (上海交通大学计算机科学与工程系 上海200240) 摘 要 工作流技术在产品协同设计、知识管理系统等协同工作系统的建模中正起着日益重要的作用。但在目前的工作流模型 中，一般通过角色、部门等约束来对活动的参与者进行分配，尚不能依据流程活动中的上下文环境来动态分配任务参与者。这种情 况无法满足产品设计等复杂业务过程的需要。提出了一种基于本体的工作流参与者柔性分配方法，并基于该方法建立了工具。用 户可通过系统提供的交互工具，依据企业本体中的元素、活动的上下文内容等来分配活动的参与者，增强了系统的灵活性。依据该 方法构建的系统，可对复杂产品协同设计过程及设计知识管理过程等提供有效支撑。 关键词 工作流管理 本体工程 产品协同开发过程 知识管理 oBWPA：A FLEXIBLE WoRKFLoW PARTICIPANT ASSIGNM【ENT APPRoACH BASED oN oNToLoGY Liu Xijuan Wei Zhen (School ofMechenical，ShanghaiDianji University，Shanghai 200245，China) (Department ofComputer Science and Engineering，Shanghai Jiaotong University，Shanghai 200240，China) Abstract Workflow technology plays an important role in the modeling of the computer supported cooperative work systems，such as prod— uct cooperative design systems and knowledge management systems．However，in the current workflow models，the workflow participant assign— ment is basically based on the constraints of roles and departments，and it does not take the context of the activities into consideration．This is not sufficient in the management of complex business processes such as product design process．An Ontology—based workflow participant as— signment method is put forward，and a tool is implemented based on this method．The end usel$are able to assigns participants with the ele— ments of the ontology and the dynamic context information in the workflow process，which improves the flexibility of the system．Th e system built on this method provides effective support for compl