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Updated: Dec 15, 2025

Characterization of the Sense of Agency over the Actions of Neural-machine Interface-operated Prostheses
Published on: January 7, 2019
Representation and agency
1The Wellcome Centre for Human Neuroimaging, UCL Queen Square Institute of Neurology, LondonWC1N 3AR, UK. k.friston@ucl.ac.uk https://www.fil.ion.ucl.ac.uk/~karl/.
Abstract:
Gilead et al. raise some fascinating issues about representational substrates and structures in the predictive brain. This commentary drills down on a core theme in their arguments; namely, the structure of models that generate predictions. In particular, it highlights their factorial nature - both in terms of deep hierarchies over levels of abstraction and, crucially, time - and how this underwrites agency.
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