From a theoretical perspective, synergies represent functional sensorimotor The plots are 2s-long videos showing three movements from the minimum to the .. https://doi.org/10.1016/j.tics.2013.06.007 R2_1 = Y'*z1*inv(z1'*z1)*z1'*Y/(Y'*Y) = 0.6351 Research Center 'E. Piaggio', University of Pisa, Pisa, Italy .