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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
(A) Scree plot; (B) factorial plan 1–2 of the principal component analysis (PCA); (C,D) performance plot and Sparse Partial Least Squares (sPLS-DA) plot from results obtained from biological activities; (E) hierarchical cluster analysis shown as a heatmap.