【摘要】 为筛选微博网络和消息传播中的意见领袖,综合分析微博用户属性、行为和微博消息的传播特性,把用户的影响力因素分为:用户潜在影响力和微博传播影响力,据此构建用户影响力评估指标.进而提出基于改进RankPage算法的微博用户影响力评估算法.通过采集新浪微博某一话题下的数据计算用户的影响力,验证了方法的有效性和合理性.更多还原

【Abstract】 To estimate microbloggers’impacts on information spread,the user behavior and message propagation characteristics were synthetically considered.Microbloggers’ impacts were taken as two parts,namely:microblogger’s attention and microblog’s influence.And an improved PageRank algorithm was put forward to evaluate microbloggers’ impacts.Experiment of the algorithm under one topic of sina microblogs proved that the algorithm is reasonable.更多还原