Abstract
We propose a stochastic level value approximation method for a quadratic integer convex minimizing problem in this paper. This method applies an importance sampling technique, and make use of the cross-entropy method to update the sample density functions. We also prove the asymptotic convergence of this algorithm, and report some numerical results to illuminate its effectiveness.
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Communicated by LIU Zeng-rong
Project supported by the National Natural Science Foundation of China (No. 10671117), Shanghai Leading Academic Discipline Project (No. J050101) and the Youth Science Foundation of Hunan Education Department of China (No. 06B037)
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Peng, Z., Wu, Dh. Stochastic level-value approximation for quadratic integer convex programming. Appl. Math. Mech.-Engl. Ed. 29, 801–809 (2008). https://doi.org/10.1007/s10483-008-0611-y
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DOI: https://doi.org/10.1007/s10483-008-0611-y
Key words
- quadratic integer convex programming
- stochastic level value approximation
- cross-entropy method
- asymptotic convergence