%0 Journal Article %@ 0140-525X %A Friston, KJ %D 2005 %F discovery:78991 %I CAMBRIDGE UNIV PRESS %J BEHAV BRAIN SCI %K DISCONNECTION %N 6 %P 764 -766 %T Hallucinations and perceptual inference %U https://discovery.ucl.ac.uk/id/eprint/78991/ %V 28 %X This commentary takes a closer look at how constructive models of subjective perception," referred to by Collerton et al. (sect. 2), might contribute to the Perception and Attention Deficit (PAD) model. It focuses oil the neuronal mechanisms that could mediate hallucinations, or false inference - in particular, the role of cholinergic systems in encoding uncertainty in the context of hierarchical Bayesian models of perceptual inference Friston 20021); Yu & Dayan 2002). %Z © 2005 Cambridge University Press