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by iteygib
819 days ago
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I think that is my overall point though - we created a system (AI) based on how we see one aspect of a particular organ or system (brain, cortex, etc.), and, in this case, labeled intelligence as 'predictive behavior', and so develop systems after that model. But for starters, only mammals and a few other life branches have cortexes, and cortexes weren't always around. Evolutionary theory isn't hinged on prediction in itself, it's just one possible aspect of it. But, organisms that rely on prediction or primarily see themselves as predictive machines will state the opposite, because we cannot do anything else but model off what we think we know. It is also further diluted in the sense that we are always limited in what we can model because of the digital nature of our medium as it attempts to model analog systems. It is like saying that the words that I am typing right now are just like having a real human conversation. No, not really. It is a diluted form of conversation that focuses on a specific, bare part of the communicative process. |
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Different species have evolved to have different capabilities. Humans have evolved to be generalists, able to survive in a huge variety of environments, which requires a high degree of adaptability. The key to adaptability is prediction - the ability to very rapidly (in space of minutes/hours/days - not evolutionary timescales) learn how things work in a new environment or in new conditions.
Not all animals need this degree of adaptability, since they have been able to survive and thrive in long-lasting stable environments. Examples might be crocodiles or sharks - very low intelligence, but great at what they do. Evolution is not generally about prediction or intelligence - it's about optimizing each species for their own environment(s).
We already know how to build machines that are more like crocodiles - great at doing one thing over and over, but now we have the capability and desire to also build machines that are generalists like ourselves, and that requires us to figure out a way how to implement intelligence. Given how hard a problem this has been (and continues to be) to solve, it makes sense to look at our brains for inspiration - where does our own intelligence come from, and it's highly notable that the part of our brain that most differentiates humans from other animals - our large neo-cortex - appears to be a prediction machine ... In studying humans no-one is saying that other animals are the same - it's just that humans are the animal who's capabilities we are trying to reproduce.
As I said, LLMs being intelligent was an accidental discovery - they were expected just to be language models, but it's certainly notable that the only thing they are trained to do is predict next word. They only do one thing, predict, and they exhibit unexpected intelligence, hmmm ...
At this point people are NOT yet all saying "prediction is the key to intelligence, so let's build predictive machines and assume they will be intelligent", but when you look at our cortex and look at LLMs, that does appear to be the obvious direction.