REBUS and the anarchic brain: toward a unified model of the brain action of psychedelics

RL Carhart-Harris, KJ Friston, EL Barker - Pharmacological reviews, 2019 - Elsevier
This paper formulates the action of psychedelics by integrating the free-energy principle and
entropic brain hypothesis. We call this formulation relaxed beliefs under psychedelics …

Predictive processes and the peculiar case of music

S Koelsch, P Vuust, K Friston - Trends in cognitive sciences, 2019 - cell.com
We suggest that music perception is an active act of listening, providing an irresistible
epistemic offering. When listening to music we constantly generate plausible hypotheses …

In vitro neurons learn and exhibit sentience when embodied in a simulated game-world

BJ Kagan, AC Kitchen, NT Tran, F Habibollahi… - Neuron, 2022 - cell.com
Integrating neurons into digital systems may enable performance infeasible with silicon
alone. Here, we develop DishBrain, a system that harnesses the inherent adaptive …

Active inference: a process theory

K Friston, T FitzGerald, F Rigoli, P Schwartenbeck… - Neural …, 2017 - direct.mit.edu
This article describes a process theory based on active inference and belief propagation.
Starting from the premise that all neuronal processing (and action selection) can be …

Latent space autoregression for novelty detection

D Abati, A Porrello, S Calderara… - Proceedings of the …, 2019 - openaccess.thecvf.com
Novelty detection is commonly referred as the discrimination of observations that do not
conform to a learned model of regularity. Despite its importance in different application …

[BOOK][B] The dynamics of the linguistic system: Usage, conventionalization, and entrenchment

HJ Schmid - 2020 - books.google.com
This volume outlines a model of language that can be characterized as functionalist, usage-
based, dynamic, and complex-adaptive. The core idea is that linguistic structure is not stable …

[HTML][HTML] The free energy principle made simpler but not too simple

K Friston, L Da Costa, N Sajid, C Heins, K Ueltzhöffer… - Physics Reports, 2023 - Elsevier
This paper provides a concise description of the free energy principle, starting from a
formulation of random dynamical systems in terms of a Langevin equation and ending with a …

[HTML][HTML] Active inference and learning

K Friston, T FitzGerald, F Rigoli… - Neuroscience & …, 2016 - Elsevier
This paper offers an active inference account of choice behaviour and learning. It focuses on
the distinction between goal-directed and habitual behaviour and how they contextualise …

[HTML][HTML] A step-by-step tutorial on active inference and its application to empirical data

R Smith, KJ Friston, CJ Whyte - Journal of mathematical psychology, 2022 - Elsevier
The active inference framework, and in particular its recent formulation as a partially
observable Markov decision process (POMDP), has gained increasing popularity in recent …

Computational psychiatry: from synapses to sentience

K Friston - Molecular psychiatry, 2023 - nature.com
This review considers computational psychiatry from a particular viewpoint: namely, a
commitment to explaining psychopathology in terms of pathophysiology. It rests on the …