Selected Reference List:
1. Cao ''et al''., Detecting dynamical changes in time series using the permutation entropy. ''Phys Rev E Stat Nonlin Soft Matter Phys'' 70:046217, 2004
2. Rosso ''et al''., Distinguishing Noise from Chaos. ''Phys Rev Lett'' 99:154102,2007 File:2008 LacasaL PNAS.pdf File:2008 LizierJT PRL.pdf File:2011 Cheong Science.pdf File:2012 NemenmanI QB.pdf File:2012 RheeA PB.pdf