Additional file 6.

Pairwise correlation coefficients within the original set of 79 proteome features, and a visualization of the hierarchical clustering of these features. Applying a threshold (rank correlation < 0.9) to the clustering yielded 42 feature clusters whose representatives were chosen as the final, reduced-redundancy 42 feature set.

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Smole et al. BMC Evolutionary Biology 2011 11:26   doi:10.1186/1471-2148-11-26