Table 1.

The classification accuracy obtained by ELM with different gene subsets selected by the KL-IBPSO-ELM method on the five microarray data

Data	Selected gene subsets	5-fold CV Accuracy Mean(%) ± std	Test Accuracy Mean(%) ± std
Colon	493, 1902, 1060, 1346, 1982, 554, 1060	9307 ± 0.009	91.40 ± 0.011
	377,1100,959, 475,1637,164,1764,304,60,897	95.81 ± 0.004	93.23 ± 0.012
	14,341,20,1886,164,1271,304,1136,165,1549,830,1897,1227,1042	97.42 ± 0.011	94.28 ± 0.022
	493,251,1346,377,554,1902	95.07 ± 0.009	92.16 ± 0.019
Brain cancer	5202,3341,1243,1135,5051,30,4413,4935	91.63 ± 0.011	89.00 ± 0.012
	18,3341,1582,2942,1198,6331,4917,724	92.67 ± 0.008	90.78 ± 0.011
	6429, 4917,6774,1975,587,2122,5051,6700,6828	92.36 ± 0.006	91.73 ± 0.011
	6429,4309,2304,3555,1975,3035,3341,1648,161, 724	91.15 ± 0.007	90.26 ± 0.012
Leukemia	818,894,3135,3359,4653,4991,5094,5406,2356,445	100 ± 0.000	100 ± 0.000
	3090,1694,1635,3276,1410,1523,1992,2659,	100 ± 0.000	100 ± 0.000
	1268,3276,1523,1973,1855,2356,445,3150,818	100 ± 0.000	100 ± 0.000
	3276,1523,1973,1882,356,818,445,3135,2895,3082	100 ± 0.000	100 ± 0.000
Lymphoma	4862,3589,3775,3356,343,962,3227,2666,2810,2734	90.09 ± 0.006	89.54 ± 0.011
	4862,3589,3227,704,2810,4998	92.06 ± 0.008	90.63 ± 0.004
	4514,3589,5709,6172,2666,2810,3525	91.63 ± 0.006	90.24 ± 0.010
	3589,3775,5709,6565,5329,418,5818,4998	92.23 ± 0.005	91.63 ± 0.010
LUNG	235,295,1411,1784,1921,1974,2264,2672,3187	91.64 ± 0.007	89.64 ± 0.013
	1268,1523,1822,2356,445,2556,1318,1411,295,2005,1712	94.64 ± 0.007	90.64 ± 0.016
	2479,924,2969,1973,1822,580,2279,2128,1432,2005,414	95.81 ± 0.004	90.35 ± 0.011
	1268,3276,2969,441,295,2904,445,2895,2128,261,1028, 2005	91.35 ± 0.012	88.08 ± 0.021