Analysis and Prediction of CET4 Scores Based on Data Mining Algorithm

Table 5

Scores of each evaluation index.

K	Precision rate			Accurate rate
	K-nearest neighbor	Weighted K- nearest neighbor	Partition-weighted K-nearest neighbor	K-nearest neighbor	Weighted K- nearest neighbor	Partition-weighted K-nearest neighbor
1	0. 703	0. 702	0. 691	0. 716	0. 716	0.698
2	0.732	0.764	0. 733	0.738	0.738	0.728
3	0.741	0. 726	0.752	0. 725	0. 729	0. 727
5	0.756	0. 765	0. 776	0. 729	0. 756	0. 761
7	0.765	0. 761	0.755	0. 717	0. 739	0. 755
9	0. 767	0. 763	0. 753	0. 768	0. 769	0. 739
11	0.774	0.756	0.768	0. 773	0.773	0.766
12	0. 772	0. 771	0. 761	0. 765	0.764	0. 762
13	0.762	0.66	0. 772	0. 768	0. 771	0.766
19	0.764	0. 772	0.766	0. 763	0. 771	0.766
21	0. 764	0. 768	0. 757	0. 729	0. 769	0. 773
23	0.761	0. 773	0.774	0. 767	0.773	0. 772
25	0. 712	0. 771	0.773	0. 762	0. 778	0. 772
27	0.734	0.774	0. 765	0. 768	0. 778	0.774
29	0.765	0. 772	0. 771	0.723	0. 769	0.773
31	0.772	0.766	0.773	0.752	0. 769	0.776
33	0.775	0.768	0.772	0.756	0. 771	0.763
33	0. 768	0. 77	0.773	0. 727	0.763	0. 773
Average	0.762	0. 765	0. 763	0.767	0. 768	0. 764