BUG: PCA analysis did not handle rows < columns
BUG: PCA analysis did not handle rows < columns

The PCA analysis failed when the number of rows in the experiment matrix
were less than the number of experiments.

Visomics/Visomics,Visomics/Visomics,Visomics/Visomics,arborworkflows/Visomics,arborworkflows/Visomics,Visomics/Visomics,arborworkflows/Visomics,arborworkflows/Visomics,Visomics/Visomics,Visomics/Visomics,arborworkflows/Visomics,arborworkflows/Visomics