计算机科学 ›› 2014, Vol. 41 ›› Issue (7): 275-278.doi: 10.11896/j.issn.1002-137X.2014.07.057
海本斋,解瑞云
HAI Ben-zhai and XIE Rui-yun
摘要： 将上下文推荐系统同贝叶斯网络相结合,提出了一个上下文推荐算法,并设计了上下文资源推荐系统架构。首先利用贝叶斯网络,通过计算用户访问时间和资源信息的联合概率分布来取得用户在该环境下对资源的兴趣,然后比较当前用户所处环境所选取的资源与过去环境用户选取的资源的相似度,从而为用户提供合适的资源列表。最后将所提算法同其他常用的推荐系统算法进行了比较,系统架构按照M/G/1队列进行建模,对系统架构性能和稳定性进行了验证,取得较好结果。
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