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My personal take is that while humanlike AI may be developed, it won't happen on computers as we know them today. The fundamental mechanics of computation and t
by Millennium 12y ago
My personal take is that while humanlike AI may be developed, it won't happen on computers as we know them today. The fundamental mechanics of computation and thought appear to be different enough that I suspect an accurate simulation of humanlike thought may very well be out somewhere in NP. This is not to say that machines capable of humanlike AI won't be invented; they just won't be recognizable as computers.
They might not even make computers obsolete. If a humanlike AI's fundamental model of thought is closer to ours than to a computer's, then the AI might turn out not to be very much better at math-oriented tasks than we are (proportionally speaking). It would therefore still need to use computers in mostly the same ways we do. Both types of machines might be incorporated into a single unit -AI on the left, computer on the right, for example- to speed up that process.
- justinpombrio 12y agoSo far as we know, it isn't possible to solve NP-complete problems quickly using any means. Even quantum computers, which are fundamentally more powerful than the computers we have now, are not known to be able to solve NP-complete problems in polynomial time (i.e., efficiently). So it seems unlikely that simulating the brain is out in NP; it's probably no worse than BQP (what quantum computers can do).
- GFK_of_xmaspast 12y agoSo, uh, in what sense are you using "NP" here.
- tgflynn 12y agoI think you meant to say NP-hard, not NP. Many NP problems are easy so saying "out somewhere in NP" isn't saying very much.