Advertisement

Circular Inference and Hallucinations

      Perception is an inference process, in which the brain combines low-level sensory inputs and high-level prior expectations to reconstruct a plausible image of the world. Influential theories in computational psychiatry suggest that various psychiatric disorders, including schizophrenia, could be the outcome of such impaired predictive processing. Among those theories, the Circular Inference framework suggests that an unconstrained propagation of information in the cortical hierarchy, underlain by an excitatory to inhibitory imbalance, can generate false percepts and beliefs, similar to those exhibited by schizophrenia patients.
      To read this article in full you will need to make a payment

      Purchase one-time access:

      Academic & Personal: 24 hour online accessCorporate R&D Professionals: 24 hour online access
      One-time access price info
      • For academic or personal research use, select 'Academic and Personal'
      • For corporate R&D use, select 'Corporate R&D Professionals'

      Subscribe:

      Subscribe to Biological Psychiatry
      Already a print subscriber? Claim online access
      Already an online subscriber? Sign in
      Institutional Access: Sign in to ScienceDirect