摘要
针对传统推荐方法中普遍存在的冷启动问题和推荐结果忽视了项目间的逻辑约束关系问题,分析用户社会属性和社交关系对用户学习行为的影响,以及学习资源之间的约束逻辑,提出面向在线学习的社会化推荐方法,为精准的学习资源推荐提供指导。
Cold start problem is prevalent in traditional recommendation methods which also ignore the logical constraint relationship among items. The influence of user social attributes and social relationships on user learning behaviors,as well as the logic of constraint between learning resources is analyzed in this paper. A method of social recommendation for online learning is proposed. It provides guidance for accurate learning resource recommendation.
作者
燕彩蓉
徐光伟
潘乔
黄永锋
YAN Cai-rong;XU Guang-wei;PAN Qiao;HUANG Yong-feng(School of Computer Science and Technology,Donghua University,Shanghai 201620,China)
出处
《教育教学论坛》
2018年第9期246-248,共3页
Education And Teaching Forum
基金
教育部在线教育研究中心在线教育基金(全通教育)项目:基于社会网络的学习资源推送机制研究(No.2017YB112)
上海市精品课程(Linux系统)项目
关键词
在线学习
推荐系统
社会网络
约束逻辑
online learning
recommender systems
social network
constraint logic