Table 4. Effects of different fusing algorithms on model performance.

To enhance the clarity of the experimental results, the optimal results for each dataset are highlighted in bold, and the suboptimal ones are indicated with underlining.

Fusing algorithms	MovieLens 1M		Book-crossing		Taobao
	AUC	NDCG@10	AUC	NDCG@10	AUC	NDCG@10
SUM	0.9049	0.9431	0.8295	0.8935	0.6606	0.1459
MLP	0.9031	0.9455	0.8267	0.9042	0.6657	0.1492
GRU	0.9101	0.9506	0.8400	0.9137	0.6715	0.1526