Unsupervised Optimal Discriminant Vector Based Feature Selection Method

Table 4

The feature importance measurement of steel plates dataset.

Number	Number of features	The feature importance measurement 𝑓𝑘	∑^𝑑𝜃𝑘=1𝑓𝑘
1	19	0.2191	0.2191
2	15	0.1339	0.353
3	16	0.1283	0.4831
4	17	0.0777	0.559
5	13	0.0676	0.6266
6	12	0.0676	0.6942
7	20	0.0577	0.7519
8	27	0.0548	0.8067
9	21	0.051	0.8577
10	24	0.0343	0.892
11	22	0.0341	0.9261
12	23	0.0247	0.9508
13	25	0.0099	0.9607
14	2	0.0075	0.9682
15	1	0.0074	0.9756
16	26	0.007	0.9826
17	7	0.0044	0.987
18	6	0.0033	0.9903
19	4	0.0029	0.9932
20	3	0.0029	0.9961
21	14	0.0021	0.9982
22	9	0.001	0.9992
23	10	0.0005	0.9997
24	18	0.0001	0.9998
25	5	0.0001	0.9999
26	11	0	0.9999
27	8	0	0.9999