Unsupervised Optimal Discriminant Vector Based Feature Selection Method

Table 2

The feature importance measurement of Wine dataset.

Number	Number of features	The feature importance measurement 𝑓𝑘	∑^𝑑𝜃𝑘=1𝑓𝑘
1	3	0.3180	0.3180
2	1	0.2709	0.5889
3	12	0.1793	0.7682
4	7	0.0520	0.8202
5	8	0.0445	0.8647
6	11	0.0364	0.9011
7	10	0.0301	0.9312
8	9	0.0243	0.9555
9	4	0.0241	0.9796
10	6	0.0088	0.9884
11	2	0.0057	0.9941
12	5	0.0049	0.9990
13	13	0.0009	0.9999