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 …

Path integrals, particular kinds, and strange things

K Friston, L Da Costa, DAR Sakthivadivel, C Heins… - Physics of Life …, 2023 - Elsevier
This paper describes a path integral formulation of the free energy principle. The ensuing
account expresses the paths or trajectories that a particle takes as it evolves over time. The …

On Bayesian mechanics: a physics of and by beliefs

MJD Ramstead, DAR Sakthivadivel… - Interface …, 2023 - royalsocietypublishing.org
The aim of this paper is to introduce a field of study that has emerged over the last decade,
called Bayesian mechanics. Bayesian mechanics is a probabilistic mechanics, comprising …

[HTML][HTML] The free energy principle for action and perception: A mathematical review

CL Buckley, CS Kim, S McGregor, AK Seth - Journal of mathematical …, 2017 - Elsevier
The 'free energy principle'(FEP) has been suggested to provide a unified theory of the brain,
integrating data and theory relating to action, perception, and learning. The theory and …

Collective behavior from surprise minimization

C Heins, B Millidge, L Da Costa, RP Mann… - Proceedings of the …, 2024 - pnas.org
Collective motion is ubiquitous in nature; groups of animals, such as fish, birds, and
ungulates appear to move as a whole, exhibiting a rich behavioral repertoire that ranges …

Circular inferences in schizophrenia

R Jardri, S Denève - Brain, 2013 - academic.oup.com
A considerable number of recent experimental and computational studies suggest that
subtle impairments of excitatory to inhibitory balance or regulation are involved in many …

A unified spatial framework for UAV-aided mmWave networks

W Yi, Y Liu, E Bodanese, A Nallanathan… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
For unmanned aerial vehicle (UAV) aided millimeter wave (mmWave) networks, we propose
a unified three-dimensional (3D) spatial framework in this paper to model a general case …

[HTML][HTML] Supervised structure learning

KJ Friston, L Da Costa, A Tschantz, A Kiefer… - Biological …, 2024 - Elsevier
This paper concerns structure learning or discovery of discrete generative models. It focuses
on Bayesian model selection and the assimilation of training data or content, with a special …

Kalman filters as the steady-state solution of gradient descent on variational free energy

M Baltieri, T Isomura - arxiv preprint arxiv:2111.10530, 2021 - arxiv.org
The Kalman filter is an algorithm for the estimation of hidden variables in dynamical systems
under linear Gauss-Markov assumptions with widespread applications across different …

Automatic jamming signal classification in cognitive UAV radios

A Krayani, AS Alam, L Marcenaro… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
The integration of Cognitive Radio (CR) with Unmanned Aerial Vehicles (UAVs) is an
effective step towards relieving the spectrum scarcity and empowering the UAV with a high …