知识嵌入增强的对比推荐模型
谢涛,葛慧丽,陈宁,汪晓锋,李延松,黄晓峰

Knowledge embedding-enhanced contrastive recommendation model
Tao XIE,Huili GE,Ning CHEN,Xiaofeng WANG,Yansong LI,Xiaofeng HUANG
表 4 不同邻居节点采样数量N对模型性能的影响
Tab.4 Impact of different neighbor node sampling numbers N on model performance
NRecall@20NDCG@20
Yelp2018Amazon-BookMINDYelp2018Amazon-BookMIND
40.085 20.167 20.112 30.055 90.090 80.068 1
80.085 70.166 90.111 50.056 10.090 70.068 0
160.085 30.166 90.112 40.056 20.090 70.068 0
320.085 10.167 80.112 20.056 10.090 80.067 9