基于非负矩阵分解的Slope One算法

董立岩,金佳欢,方塬程,王越群,李永丽,孙铭会

Slope One algorithm based on nonnegative matrix factorization

Li-yan DONG,Jia-huan JIN,Yuan-cheng FANG,Yue-qun WANG,Yong-li LI,Ming-hui SUN

表 1 不同Slope One算法的RMSE与MAE

Tab.1 RMSE values and MAE value of different Slope One algorithms

算法 RMSE MAE Bi-Polar Slope One 1.08 1.06 Weighted Slope One 0.98 0.97 NMF-Slope One 0.92 0.92