Friston free-energy principle: F[q]=KL[q||p(z|x)]−log p(x); variational bound on surprise

Layer 3 — Biologyin the systems-neuroscience subtree

Friston free-energy principle framework — the canonical information-theoretic model of perception, action, and learning as variational inference in the brain (Friston 2006, 2010; Parr-Friston 2019 Active Inference;…

Related concepts

Shannon entropy
Friston KL-Gaussian: F=log(σ_p/σ_q)−1/2+(μ_q²+σ_q²)/(2σ_p²); F=0 at prior=posterior

Explore Friston free-energy principle: F[q]=KL[q||p(z|x)]−log p(x); variational bound on surprise on the interactive knowledge graph →