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. Author manuscript; available in PMC: 2014 Jan 8.
Published in final edited form as: Conf Proc IEEE Eng Med Biol Soc. 2013 Jul;2013:4366–4369. doi: 10.1109/EMBC.2013.6610513

Fig. 2.

Fig. 2

Quantity (left) and direction (right) of information flow using Top: nonlinear correlation coefficient method (h2) applied to the synthetic signal. The red arrow between nodes 2 and 4 indicates erroneous direction detection. Bottom: the index of general synchronization method (H) applied to the synthetic signal.