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. 2011 Oct 18;12(Suppl 10):S4. doi: 10.1186/1471-2105-12-S10-S4

Figure 4.

Figure 4

GSEA tesults of GSE16538 for lung-specific gene set. A null distribution for the ES was generated based on permuted phenotype labels and recomputed ES of the gene set for the permutated data. The empirical, nominal p-value of the observed ES is then calculated relative to this null distribution.