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arXiv 1004.3527cs.MAmath.OC
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有向随机网络的渐近一致值

On Asymptotic Consensus Value in Directed Random Networks

Victor M. Preciado, Alireza Tahbaz-Salehi, Ali Jadbabaie

摘要:

研究了切换有向随机网络上分布式共识算法的渐近性质。更具体地说,我们专注于共识算法在独立和同分布,有向随机图,每个代理可以与任何其他代理与一些外生指定的概率。虽然随机切换网络上的一致性算法的不同方面已被广泛研究,一般\textit{asymmetric}随机共识算法的渐近值的分布的完整表征仍然是一个悬而未决的问题。在本文中,我们推导出封闭形式的表达式的平均值和上界的方差的渐近共识值,当底层网络的发展根据独立同分布。\textit{directed}随机图形程序。我们还提供了数值模拟来说明我们的结果。

英文摘要:

We study the asymptotic properties of distributed consensus algorithms over switching directed random networks. More specifically, we focus on consensus algorithms over independent and identically distributed, directed random graphs, where each agent can communicate with any other agent with some exogenously specified probability. While different aspects of consensus algorithms over random switching networks have been widely studied, a complete characterization of the distribution of the asymptotic value for general \textit{asymmetric} random consensus algorithms remains an open problem. In this paper, we derive closed-form expressions for the mean and an upper bound for the variance of the asymptotic consensus value, when the underlying network evolves according to an i.i.d. \textit{directed} random graph process. We also provide numerical simulations that illustrate our results.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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