Research on Recommendation Algorithm of Joint Light Graph Convolution Network and DropEdge

Table 3

Overall performance comparison.

Dataset method	Gowalla		Yelp2018		Amazon-book
	Recall@20	ndcg@20	Recall@20	ndcg@20	Recall@20	ndcg@20
NeuMF	0.1339	0.1050	0.0445	0.0359	0.0327	0.0248
Hop-Rec	0.1399	0.1201	0.0517	0.0428	0.0296	0.0211
NGCF	0.1547	0.1313	0.0562	0.0459	0.0324	0.0250
LightGCN	0.1821	0.1545	0.0632	0.0520	0.0415	0.0321
LG-DropEdge	0.1867	0.1582	0.0671	0.0549	0.0435	0.0336

The bold values represent the experimental results of the algorithm proposed in this paper.