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. 2014 Mar 3;8:24. doi: 10.3389/fncom.2014.00024

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Copyright © 2014 Russo, D'Andola, Portone, Lacquaniti and d'Avella.

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) or licensor 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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Spatial decomposition of dynamic torques. (A) R² curve for subject 1 obtained by spatial decomposition using PCA. (B) Three spatial generators selected for subject 1. (C) Example of the reconstructions of the dynamic torques for six movement conditions of subject 1 obtained with the generators illustrated in panel (B) (shaded area: original data, thick line: reconstructed data, bottom: time-varying combination coefficients).