融入社会关系的微博排名策略研究

Research on Microblog Ranking Strategy with the Social Relations

社会化媒体的出现,使得搜索环境发生重大变化。针对当前微博搜索排名的不足,在分析微博社会关系的基础上,综合可测量的参数指标,提出融入社会关系的微博排名策略,即在传统的PageRank排名算法中增加社会强度,综合考虑用户知名度、信息知名度、信息质量、时间因素等其他参数指标。实验结果显示,取各参数指标的平均值(AVG)能获得排名精度最高的效果,优于微博传统排名算法并且能获得更多社会关系。

The emergence of social media makes the environment of retrieving changed. Since the shortcomings of retrie- ving ranking in microblog, this paper analyzes the microblogging social network relationship, and proposes microblogging ranking strategy with the social relations. That means, social strength is added to the traditional PageRank ranking algo- rithm, and some related indicators including people popularity, information popularity, information quality, the time factor and some others are considered. The experimental results show that AVG has a higher accuracy, and it can obtain more social relationships compared with conventional ranking algorithm.