Abstract
In this paper, we study a class of two-stage stochastic optimization for insuring critical path problems, in which the first-stage objective is to minimize the Value-at-Risk, and the second-stage objective is to maximize the insured task durations. Subsequently, we turn the proposed problem into its equivalent form. For general task duration distributions, the problem is also very complex, so we cannot solve it by conventional optimization methods. We use stochastic simulation method to estimate Value-at-Risk. Furthermore, we employ a hybrid binary particle swarm optimization algorithm (BPSO) to solve it, where the dynamic programming method (DPM) is used in the second-stage problem. Finally, we conduct some numerical experiments to illustrate the feasibility and effectiveness of the designed algorithm.
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Acknowledgments
This work was supported by the National Natural Science Foundation of China (No.60974134), and the Natural Science Foundation of Hebei Province (No.A2011201007).
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Li, Z., Liu, Y., Zang, W. (2013). Stochastic Insuring Critical Path Problem with Value-at-Risk Criterion. In: Yang, Y., Ma, M. (eds) Proceedings of the 2nd International Conference on Green Communications and Networks 2012 (GCN 2012): Volume 3. Lecture Notes in Electrical Engineering, vol 225. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-35470-0_1
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DOI: https://doi.org/10.1007/978-3-642-35470-0_1
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