[Retracted] Application of Art Activities in Colleges and Universities Based on BP Neural Network Algorithm

Table 1

The relationship between the number of hidden layer nodes and the training result data.

Number of hidden layer	Training error	Testing error
2	1.2566	1.1275
3	0.7977	1.0156
4	0.6318	0.9021
5	0.5702	0.8012
6	0.5528	0.8823
7	0.4451	0.7901
8	0.3855	0.6497
9	0.2596	0.7812
10	0.1857	0.6644
11	0.1838	0.6729
12	0.1685	0.5110
13	0.1123	0.3217
14	0.1134	0.5571
15	0.1006	0.6671
16	0.1087	0.7001
17	0.1205	0.6978
18	0.1087	0.7004
19	0.1023	0.6763
20	0.1102	0.6892