What are the prominent theories of Predictive processing? : r/cogsci - Reddit
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Predictive processing may be the single most ambitious theory of how the brain works — here's a Reddit deep-dive into its competing variants and why they matter.
Predictive ProcessingFree Energy PrincipleBayesian Brain HypothesisActive Inference
Theory Briefing
- Predictive processing proposes the brain constantly generates top-down predictions, updating beliefs only when sensory 'prediction errors' arise.
- Reddit's r/cogsci community maps the field's major forks — from Karl Friston's Free Energy Principle to Andy Clark's embodied Active Inference accounts.
- The debate hinges on whether perception is fundamentally Bayesian inference, reshaping how we understand consciousness, mental illness, and even action.