目录前言...............................................................................................................1第一章绪论.................................................................................................21.1研究背景及意义................................................................................21.2POI推荐概述及研究现状.................................................................31.3本文的主要工作................................................................................51.4本文的组织结构................................................................................5第二章相关技术介绍.....................................................................................72.1推荐算法概述....................................................................................72.1.1基于协同过滤的推荐................................................................72.1.2基于内容的推荐........................................................................82.2推荐算法的评测指标........................................................................92.2.1准确性指标................................................................................92.2.2非准确性指标..........................................................................10第三章POI推荐的影响因素........................................................................113.1时间的影响及解决方法..................................................................113.2地理位置的影响及解决方法..........................................................12第四章分层结构的POI推荐算法的设计...................................................144.1分层结构的POI推荐的定义..........................................................144.2分层结构的POI推荐算法HMF-G................................................154.2.1HMF-G的基本模型................................................................154.2.2HMF-G的具体内容................................................................154.2.3HMF-G的优化算法................................................................17第五章实验分析...........................................................................................215.1数据集..............................................................................................215.2实验设置..........................................................................................225.3推荐算法的性能比较......................................................................225.4实验结果..........................................................................................235.5结论..................................................................................................25第六章总结与展望.......................................................................................266.1本文总结..........................................................................................266.2后续工作展望..................................................................................26参考文献.........................................................................................................28致谢.................................................................................................................30摘要随着基于地理位置的社交网络（LocationBasedSocialNetworks，LBSN）的迅速发展，兴趣点（PointOfInterest，POI...
