[scikit-learn] Comparing Scikit and Xlstat for PCA analysis

Guillaume Lemaître g.lemaitre58 at gmail.com
Mon Dec 28 10:28:06 EST 2020

n_components set to  'auto' is a strategy that will pick the number of components. The sign of the PC does not matter so much since they are still orthogonal. So change will depend of the solver that should be different in both software. 

Sent from my phone - sorry to be brief and potential misspell.

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