Censored Glauber Dynamics for the Mean Field Ising Model

被引:0
|
作者
Jian Ding
Eyal Lubetzky
Yuval Peres
机构
[1] UC Berkeley,Department of Statistics
[2] One Microsoft Way,Microsoft Research
来源
Journal of Statistical Physics | 2009年 / 137卷
关键词
Curie-Weiss model; Glauber dynamics for Ising model; Mixing time; Censored dynamics;
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摘要
We study Glauber dynamics for the Ising model on the complete graph on n vertices, known as the Curie-Weiss Model. It is well known that at high temperature (β<1) the mixing time is Θ(nlog n), whereas at low temperature (β>1) it is exp (Θ(n)). Recently, Levin, Luczak and Peres considered a censored version of this dynamics, which is restricted to non-negative magnetization. They proved that for fixed β>1, the mixing-time of this model is Θ(nlog n), analogous to the high-temperature regime of the original dynamics. Furthermore, they showed cutoff for the original dynamics for fixed β<1. The question whether the censored dynamics also exhibits cutoff remained unsettled.
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页码:407 / 458
页数:51
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