representation of the data retains the separation of the samples accord-ing to estrogen receptor status. The projection of the data onto a principal component can be viewed as a gene-like pattern of expression across samples, and the normalized pattern is sometimes called an eigengene. So for ...
I am not sure in what context you are referring to the terms 'eigengene' and 'gene module'. But my best guess is you are talking about it in the context of WGCNA(Weighted Gene Co-expression Network Analysis). If you want to do a wgcna analysis on a gene expression dataset, the gener...