Implementation of Ensemble synchronization measure based on Hilbert transform phase extraction and frobenius norm of the sync matrix  Please quote: Prasad, P.D., et al., "Single-Trial EEG Classification Using   Logistic Regression Based on Ensemble Synchronization," Biomedical and   Health Informatics, IEEE Journal of, vol.18, no.3, pp.1074,1080, May 2014  DOI: 10.1109/JBHI.2013.2289741