本文研究了情境信息在音乐推荐系统中的重要作用,梳理了情境信息的类型,重点研究了音乐相关情境信息的来源,对各情境信息源的特点功能进行了比较分析,探讨了音乐情境信息相比于音乐内容特征所具有的优势和存在问题,指出融合基于情境的方法与基于内容的方法是提高音乐推荐系统性能的有效途径。 This paper studies the important role of contextual information in music recommendation system, sorts out the types of contextual information, focuses on the sources of contextual information related to music, compares and analyzes the features and functions of various contextual information sources, Compared with the advantages and problems existing in music content features, it is pointed out that the combination of context-based method and content-based method is an effective way to improve the performance of music recommendation system.