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On the convergence rate of ordinal optimization for a class of stochastic discrete resource allocation problems

机译:一类随机离散资源分配问题的有序优化收敛速度

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The authors previously (1998) considered stochastic discrete resource allocation problems were which are hard due to the combinatorial explosion of the feasible allocation search space, as well as the absence of closed-form expressions for the cost function of interest. An ordinal optimization algorithm for solving a class of such problems was then shown to converge in probability to the global optimum. In this paper, we show that this result can be strengthened to almost sure convergence, under some additional mild conditions, and we determine the associated rate of convergence. In the case of regenerative systems, we further show that the algorithm converges exponentially fast.
机译:先前的作者(1998年)认为,由于可行的分配搜索空间的组合爆炸性增长,以及由于缺乏所关注的成本函数的闭式表达式,因此随机离散资源分配问题很难解决。然后证明了一种用于解决这类问题的有序优化算法可以将概率收敛到全局最优值。在本文中,我们表明在某些附加的温和条件下,可以增强此结果以几乎确定地收敛,并且可以确定相关的收敛速度。在再生系统的情况下,我们进一步证明了该算法以指数方式快速收敛。

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