论文标题

网络上流行病的社会监禁和介绍本地化

Social confinement and mesoscopic localization of epidemics on networks

论文作者

St-Onge, Guillaume, Thibeault, Vincent, Allard, Antoine, Dubé, Louis J., Hébert-Dufresne, Laurent

论文摘要

围绕流行病的建议倾向于关注个人行为,因为大多数模型都缺乏描述大型聚会所需的高阶结构,因此尝试指导事件取消和其他集体行为的努力较少。通过对网络传染的高阶描述,我们对大于临界大小的毯子取消事件的影响进行建模,并发现当干预措施对个人组而不是在个体水平上进行干预时,流行病可能会突然崩溃。我们将这种现象与介观定位的发作联系起来,其中传染集中在主要群体周围。

Recommendations around epidemics tend to focus on individual behaviors, with much less efforts attempting to guide event cancellations and other collective behaviors since most models lack the higher-order structure necessary to describe large gatherings. Through a higher-order description of contagions on networks, we model the impact of a blanket cancellation of events larger than a critical size and find that epidemics can suddenly collapse when interventions operate over groups of individuals rather than at the level of individuals. We relate this phenomenon to the onset of mesoscopic localization, where contagions concentrate around dominant groups.

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