Here’s what I have been saying since 2001: “Neural networks have to be supplemented with the key components of symbol manipulation in order to capture the compositionality of language and thought.” Agree or disagree, @ylecun? At our debate you said “diagree”. Your stance now?https://twitter.com/ylecun/status/1065298686413078528 …
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Replying to @ylecun
No, the interesting question is whether, and you have denied it, explicitly in print and conversation. Have you changed your mind?
1 reply 1 retweet 2 likes -
Replying to @GaryMarcus
Your statement is irrelevant because it is not falsifiable. The minute a learning machines will be capable of "symbolic" reasoning, you will declare victory and say "I told you so", regardless of the method. So, I repeat, the question is how.
5 replies 2 retweets 39 likes -
Replying to @ylecun @GaryMarcus
Perhaps
@GaryMarcus is claiming that we will need to explicitly add "symbolic components", specifically designed to power symbolic reasoning in a targeted way; whereas@ylecun thinks it might be possible for symbolic reasoning to develop emergently in a more agnostic substrate?2 replies 1 retweet 12 likes -
Replying to @catherineols @ylecun
my claim is slightly more subtle: any successful general AI will have components that map directly onto the key machinery of symbol manipulation, viz variables and operations over those variables, including machinery for binding and instances. see chapter 2-3 Algebraic Mind.
3 replies 2 retweets 8 likes -
Replying to @GaryMarcus @ylecun
Still trying to understand - when you say "components" / "machinery" do you refer only to mechanisms placed there by the designers? Or does your claim entail mechanisms that arise emergently: hard for human observers to find / point to, but demonstrably real if we did find them?
2 replies 1 retweet 6 likes
What matters is not designer intention, but whether there is a perfect mapping. This is something I go over in detail in Chapter 3 of The Algebraic Mind, showing examples of cases where some models map perfectly and some don’t, indepedently of what creators assert.
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