Informative Gene Selection and Direct Classification of Tumor Based on Chi-Square Test of Pairwise Gene Interactions

Table 1

Multiclass gene-expression datasets.

Dataset	Platform	No. of classes	No. of genes	No. of samples in training	No. of samples in test	Source
Leuk1	Affy	3	7,129	38	34	[6]
Lung1	Affy	3	7,129	64	32	[43]
Leuk2	Affy	3	12,582	57	15	[44]
SRBCT	cDNA	4	2,308	63	20	[45]
Breast	Affy	5	9,216	54	30	[46]
Lung2	Affy	5	12,600	136	67	[47]
DLBCL	cDNA	6	4,026	58	30	[48]
Leukemia3	Affy	7	12,558	215	112	[49]
Cancers	Affy	11	12,533	100	74	[50]
GCM	Affy	14	16,063	144	46	[51]