This data accompanies the figures and results in the following paper:
Lyle, J. V., Charlton, P. H., Bonet-Luz, E., Chaffey, G., Christie, M., Nandi, M., and Aston, P. J. 'Beyond HRV: Analysis of ECG Signals Using Attractor Reconstruction'. In Computing in Cardiology (Rennes, France, 2017), vol. 44.