Table 3.

Performance comparison of all methods (%). The best performance and the second best performance are shown in bold and italic font, respectively.

Method	Recall@10	NDCG@10	Recall@15	NDCG@15	Recall@20	NDCG@20	Recall@25	NDCG@25
PersonalTop	84.02	88.81	86.60	88.80	87.76	89.09	88.69	89.43
ItemTransfer	85.45	89.99	88.48	90.19	89.55	90.42	90.06	90.56
DREAM	73.20	78.88	77.89	79.99	80.93	81.18	83.24	82.16
Sets2sets	77.74	79.85	82.33	80.86	84.98	81.83	86.68	82.54
DHNTSP	88.20	92.98	91.83	93.40	93.12	93.69	93.97	93.96
NDMARec	88.19	93.92	92.14	93.90	93.71	94.08	94.62	94.23