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Neuroscience, Perception and Hallucination – Professor Anil Seth

The Weekend University

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Perception Is a Process of Reading the World

The way to think of perception in terms of prediction machines is very different to that classical view. Instead of depending on sensory signals coming into the brain from the bottom up, or the outside in, what we perceive depends as much, if not more, if not entirely, on predictions. So we don't passively perceive our worlds. We actively generate them all the time. There's a sort of formal, mathematical basis for thinking on perception this way which is a based in inference.

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