Figure 3
From: Robust dynamical invariants in sequential neural activity

Presence of the two dynamical invariants in control conditions in 9 representative preparations. The correlation between \(LPPD\,interval\) and \(Period\) is shown in blue while the correlation between \(LPPD\,delay\) and \(Period\) is shown in red. Each point corresponds to one pyloric cycle of continuous recordings. Linear regressions are depicted for each experiment. Regression analysis showed that both LPPD interval and delay values increased with period. The linear dependence is indicated by \({R}^{2}\) values displayed for each experiment in the corresponding panel. †Intrinsically irregular preparations. *Slope significantly different from 0 (\(p < 8\cdot {10}^{-4}\)).