A fundamental technical challenge in the analysis of network data is the automated discovery of communities — groups of nodes that are strongly connected or that share similar features or roles. In this Comment we review progress in the field over the past 20 years.

中文翻译：

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20年网络社区检测

网络数据分析中的一个基本技术挑战是社区的自动发现——紧密连接或共享相似特征或角色的节点组。在这篇评论中，我们回顾了过去 20 年该领域的进展。