改进的基于符号数据的协同过滤推荐算法
郭均鹏 陈莹莹
Improved collaborative filtering algorithm based on symbolic data analysis
GUO Jun-peng CHEN Ying-ying
计算机应用 . 2011, (11): 3060 -3062 .  DOI: 10.3724/SP.J.1087.2011.03060