Group for Neural Theory, Laboratoire de Neurosciences Cognitives, INSERM U960, École Normale Supérieure, Paris, France.|Group for Neural Theory, Laboratoire de Neurosciences Cognitives, INSERM U960, École Normale Supérieure, Paris, France, Champalimaud Neuroscience Programme, Champalimaud Centre for the Unknown, Lisbon, Portugal.