论文标题

birds

Birds on a Wire

论文作者

Krapivsky, P. L., Redner, S.

论文摘要

我们研究了在电线上和高维底物上的鸟类的占用统计数据。在一个维度上,鸟类一一降落在电线上,休息它们登陆的地方。每当一只新来的鸟降落在已经休息的鸟的固定距离内时,这些休息的鸟就会立即飞走。我们确定电线的稳态占用率,相邻鸟类之间的间隙的分布以及该过程的其他基本统计特征。我们讨论了较高维度中相应可观察物的猜想。

We investigate the occupancy statistics of birds on a wire and on higher-dimensional substrates. In one dimension, birds land one by one on a wire and rest where they land. Whenever a newly arriving bird lands within a fixed distance of already resting birds, these resting birds immediately fly away. We determine the steady-state occupancy of the wire, the distribution of gaps between neighboring birds, and other basic statistical features of this process. We discuss conjectures for corresponding observables in higher dimensions.

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