Fig. 1

a Reconstructed MEG time series. b Z-scores of each time series, binarized as abs(z) > 3. c Binarized time series, red rectangle is an avalanche. d Active regions (yellow) in an avalanche. e Avalanche pattern: any area active in any moment during the avalanche. f All individual patterns that have occurred (i.e. no pattern repetition is shown in this plot)