Table 2.

Nine multi-class gene expression datasets

Dataset	Platform	No. of classes	No. of genes	No. of samples		Source
				Training	Test
Leukemia1	Affy	3	7129	38	34	[15]
Lung1	Affy	3	7129	64	32	[16]
Leukemia2	Affy	3	12582	57	15	[17]
SRBCT	cDNA	4	2308	63	20	[18]
Breast	Affy	5	9216	54	30	[19]
Lung2	Affy	5	12600	136	67	[20]
DLBCL	cDNA	6	4026	58	30	[21]
Cancers	Affy	11	12533	100	74	[12]
GCM	Affy	14	16063	144	46	[13]