近年来,基于位置的社交网络(Location based social networks,LBSN)发展迅速,如Gowalla、Foursquare、Yelp和Brightkite等。人们可以使用手机、电脑等移动设备以签到的形式与好友分享自己的地理位置、访问兴趣点等。兴趣点推荐旨在分析用户签到信息、挖掘用户兴趣爱好,从而更好地理解用户行为,为用户推荐他们感兴趣的位置。
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