Table 2.

Online educational resource recommendation efficiency of different methods.

Number of experiments/times	Online educational resource recommendation time/s
	Reference [5] method	Reference [6] method	This paper method
1	1.6	3.1	2.9
2	2.0	4.9	3.5
3	3.1	5.2	4.7
4	3.4	6.9	5.0
5	3.5	7.1	6.3
6	4.0	8.1	7.1
7	4.2	8.9	7.5
8	4.5	9.8	8.2
9	4.8	10.2	8.8
10	4.9	11.1	9.0