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by robwwilliams
943 days ago
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Cortical columns are one part of much more complex systems of neural compute that at a minimum includes recursive connections with thalamus, hypothalamus, midbrain, brainstem nuclei, cerebellum, basal forebrain, — and the list goes on. So it really does look like a society of networks, all working in functional synchrony (parasynchrony might be a better word) with some firms of “consciousness” updated in time slabs of about 200-300 milliseconds. LLMs are probably equivalent now to Wernicke’s and Broca’s areas, but much more is needed “on top” and “on bottom”—-motivation, affect, short and longterm memory, plasticity of synaptic weighting and dynamics, and perhaps most important, a self-steering attentional supervisor or conductor. That attentional driver system is what we probably mean by consciousness. |
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You may know much more about this than me, but how sure are you about this? To me it seems like a better fit that the "self-steering attentional supervisor" is associated with what we mentally model (and oversimplify) as "free will", while "consciousness" seems to be downstream from the attention itself, and has more to do with organizing and rationalizing experiences than with than with the directly controlling behavior.
This processed information then seems to become ONE input to the executive function in following cycles, but with a lag of at least 1 second, and often much more.
> one part of much more complex systems of neural compute
As for your main objection, you're obviously right. But I wonder how much of the computation that is relevant for intelligence is actually in those other areas. It seems to me that recent developments indicate that Transformer type models are able to self-organize into several different type of microstructures, even within present day transformer based models [1].
[1]: https://www.youtube.com/watch?v=Gg-w_n9NJIE (comment from Ilya somewhere)