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. 2021 Jul 20;9:714678. doi: 10.3389/fchem.2021.714678

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Copyright © 2021 Di Filippo, Bollini and Cavasotto.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Performance of the final LDA model over 100 different five cross validation splits. The red line indicates the mean score on each case. Left: Training data. Right: Test data.