Table 3.

Colon cancer data sets for train and test (genes with missing entries were excluded).

Data name	Experimental sources	# of genes	# of total samples	Normal group	Tumor group
Train data sets a
Data A	Total RNA	12319	78	35	43
Data B	Amplified RNA	12319	76	37	39
Data AB	Combined data set	12319	154	72	82
Test data sets a
Tumor 86	Amplified RNA (Batch I)	17104	86	0	86
Tumor 211	Amplified RNA (Batch II)	17104	211	0	211
Train and Test data set (Notterman et al., 2001)
Affy	Affymetrix HU6800	7464	36	18	18

^a: Cancer Metastasis Research Center of Yonsei University, Seoul, Korea.