Social influence analysis is one of the major research focuses in Social Network Analysis.Over the past decade,benefiting from the rapid development of online social networks,researchersbegan to have the opportunity to model and analyze the social influence based on the vast amountof realistic data,and they have achieved fruitful research findings with great application values.This paper reviews important achievements on influence analysis of online social networks inrecent years.First,the concept of social influence is elaborated with comparison to related defini-tions.Second,we discuss modeling and measuring for social influence analysis with respect tonetwork topology,user behavior and interaction information.Third,two important problems,discovering opinion leaders and maximizing the spread of social influence are introduced in a closecontext to social influence spreading.Finally,we conclude the paper with an exploration of futureresearch directions on influence analysis of online social networks.%社交影响力分析是社交网络分析的关键问题之一。近十几年间，随着在线社交网络的蓬勃发展，研究人员才开始有机会在大量现实数据的基础上对社交影响力进行建模和分析，并取得了丰硕的研究成果和广泛的应用价值。文中回顾了近些年在线社交网络影响力分析的主要成果，阐述了社交影响力的相关概念和它们之间的关系，重点从网络拓扑、用户行为和交互信息等几个方面总结了影响力分析的建模和度量方法，介绍了与影响力传播密切相关的意见领袖发现和影响力最大传播问题的研究现状，并对在线社交网络影响力分析的前景进行了展望。
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