Active Inference reduces Inaccuracy

In this decomposition of Variational Free Energy only Inaccuracy depends on active states. This describes systems at equilibrium, maintaining equilibrium.

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$\mathcal{F}(i,s,a)=\underset{\text{Inaccuracy}}{\underbrace{E_{p^{\ast }(e|i,s,a)}[-\ln p^{\ast }(i,s,a|e)]}}+\underset{\text{Complexity}}{\underbrace{D_{KL}[p\ast (e|i,s,a)\Vert p(e)]}}$

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Evidence

Supporting

Handle	Title	Summary of relevant evidence	Link
Millidge et al. 2021	A Mathematical Walkthrough and Discussion of the Free Energy Principle	p. 18-19

Counter

Handle	Title	Summary of relevant evidence	Link

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Connections

Leads to Expected Free Energy, which describes dynamics towards equalibrium.

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Metadata

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Sentence

Derivation