303601.fig.006a
(a)
303601.fig.006b
(b)
303601.fig.006c
(c)
303601.fig.006d
(d)
Figure 6: The causality analysis of the preictal period. The causality corresponds to the row and the column . The order is chosen as according to the AIC criterion. (a) Bivariate analysis. (b) Our approach with conditioning variables. (c) Our approach with conditioning variables. (d) The multivariate analysis.