融合图增强和采样策略的图卷积协同过滤模型

张京京,张兆功,许鑫

Graph convolution collaborative filtering model combining graph enhancement and sampling strategies

Jing-jing ZHANG,Zhao-gong ZHANG,Xin XU

表 3 EL-GCCF模型与MF模型在Ml-1M数据集上的效率比较

Tab.3 Comparison of efficiency of EL-GCCF model and MF model on Ml-1M dataset

模型 te/s Etrain Ttrain MF-BPR 31 23 12 min NeuMF 125 79 2 h 45 min LightGCN 51 780 11 h 3 min LR-GCCF 67 165 3 h 5 min EL-GCCF 36 70 43 min