A Novel Sparse Least Squares Support Vector Machines

Table 1

Time cost of 10-fold cross-validation on two-spiral data by FLSA-SVMS, SVMs, and LS-SVMs with fixed kernel parameters: 𝜆=1 for FLSA-SVMs, 𝜆=0.5 for SVMs, and 𝜆=5.4899 for LS-SVMs.

No. of folds	FLSA-SVMs	SVMs	LS-SVMs 𝜎^2=1
	𝜆=1	𝜆=0.5	SMO	CG
1	0.218	0.843	0.125	2.915
2	0.203	0.766	0.141	2.832
3	0.219	0.859	0.125	2.815
4	0.219	0.735	0.140	2.916
5	0.203	0.703	0.125	2.821
6	0.219	0.890	0.125	2.861
7	0.219	0.954	0.141	2.941
8	0.218	1.000	0.125	2.842
9	0.219	0.968	0.125	2.847
10	0.219	0.907	0.125	2.847
∑	2.156	8.625	1.297	28.637