In contemporary education of university, the course selection system lacks personalized recommendations and its efficiency is low. The article builds a model of course selection recommendation system with data mining tech-nology to solve this problem, which provides more advice for students and reduces their blindness to some extent when they choose courses.%在当代大学教育中，学生选课系统中存在的缺乏个性化课程推荐、选课效率较低的问题，本文针对这个问题结合数据挖掘技术对选课建立了选课推荐系统模型，使得学生在选课中有更多的参考，在一定程度上减少了学生选课的盲目性。
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