Additional file 4.

10-fold cross validation of training set. Each gene was measured in triplicate per RT-qPCR run on the Roche LC480 and 2 runs were performed for each of the 17 dilutions. The prototype samples identified by SigClust were split into 10 groups and nine of the 10 groups were used to calculate new centroids for each of the 5 possible subtype assignments. (XLSX 12 kb)

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Bastien et al. BMC Medical Genomics 2012 5:44   doi:10.1186/1755-8794-5-44