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Proceedings of the Ninth International Conference on Computer Supported Cooperative Work in Design, 2005. Vol. 1
A workflow model based on fuzzy-timing Petri nets
May 24-May 26
ISBN: 1-84600-002-5
null Yan Pan, Dept. of Comput. Sci., Sun Yat-sen Univ., China
null Yong Tang, Dept. of Comput. Sci., Sun Yat-sen Univ., China
null Na Tang, Dept. of Comput. Sci., Sun Yat-sen Univ., China
null Yang Yu, Dept. of Comput. Sci., Sun Yat-sen Univ., China
null Wei Dao, Dept. of Comput. Sci., Sun Yat-sen Univ., China
Time information management in workflow has been recognized as one of the most significant tasks in workflow management. The uncertainties in time and time-related constraints in workflow models should be taken into consideration. Based on introducing time constraints on elements in fuzzy-timing Petri nets, this paper propose a new workflow model named fuzzy temporal workflow nets (FTWF-nets). The calculation of temporal elements in FTWF-nets is given. Then time modeling and time possibility analysis of temporal phenomena in FTWF-nets are investigated. Finally an example is given to illustrate how to use these methods. Research results show that FTWF-nets can be used to model time information in those workflows, which have time uncertainty and have time constraints on resources and activities, and analyze the time possibility on some constraints.
Index Terms:
FTWF-nets, workflow model, fuzzy-timing Petri nets, workflow time information management, time constraints, fuzzy temporal workflow nets, time modeling, time possibility analysis
Citation:
null Yan Pan, null Yong Tang, null Na Tang, null Yang Yu, null Wei Dao, "A workflow model based on fuzzy-timing Petri nets," cscwd, vol. 1, pp.541-546 Vol. 1, Proceedings of the Ninth International Conference on Computer Supported Cooperative Work in Design, 2005. Vol. 1, 2005
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