arxivq-bio.NCeess.SY2026-07-22
State-Dependent Observation Noise Reintroduces Epistemic Value in Linear-Gaussian Active Inference
Recent work established that under active inference, linear-Gaussian state-space models lose their epistemic drive (any incentive to act so as to gain information) "under any circumstances". The epistemic term of the Expected Free Energy becomes constant: the agent flattens to a…