Figure 2
- ID
- ZDB-FIG-230506-16
- Publication
- Burrows et al., 2023 - Microscale Neuronal Activity Collectively Drives Chaotic and Inflexible Dynamics at the Macroscale in Seizures
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Avalanche estimation.
(A) Neurons exhibit on (red circles) and off (white circles) dynamics giving rise to ensembles that grow in space and time. (B) Hidden Markov model estimation of calcium transients showing normalised traces (blue), and estimated calcium transients (red). (C) Avalanche calculation legend. (D) For avalanches to begin, at least 3 nodes within the same neighbourhood must be active at t0. To propagate in time, any avalanche node active at t0 must also be active at t1. Once this step is satisfied, any nodes active at t1 that are connected via a neighbourhood to avalanche nodes at t1 become avalanche members. Avalanches terminate when no more nodes are active. Avalanche size (s) is the total number of activations and duration (d) is the number of time steps of the avalanche. |