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Yann LeCun

👤 Person
1086 total appearances

Appearances Over Time

Podcast Appearances

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

That's right. We don't go through text. It goes directly from speech-to-speech using an internal representation of kind of speech units that are discrete. But it's called textless NLP. We used to call it this way. But yeah, so that, I mean, incredible success there. And then, you know, for 10 years, we tried to apply this idea

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

That's right. We don't go through text. It goes directly from speech-to-speech using an internal representation of kind of speech units that are discrete. But it's called textless NLP. We used to call it this way. But yeah, so that, I mean, incredible success there. And then, you know, for 10 years, we tried to apply this idea

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

to learning representations of images by training a system to predict videos, learning intuitive physics by training a system to predict what's going to happen in a video, and tried and tried and failed and failed with generative models, with models that predict pixels. We could not get them to learn good representations of images. We could not get them to learn good representations of videos.

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

to learning representations of images by training a system to predict videos, learning intuitive physics by training a system to predict what's going to happen in a video, and tried and tried and failed and failed with generative models, with models that predict pixels. We could not get them to learn good representations of images. We could not get them to learn good representations of videos.

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

to learning representations of images by training a system to predict videos, learning intuitive physics by training a system to predict what's going to happen in a video, and tried and tried and failed and failed with generative models, with models that predict pixels. We could not get them to learn good representations of images. We could not get them to learn good representations of videos.

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

And we tried many times. We published lots of papers on it. They kind of sort of worked, but not really great. It started working. We abandoned this idea of predicting every pixel and basically just doing digital embedding and predicting in representation space. That works.

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

And we tried many times. We published lots of papers on it. They kind of sort of worked, but not really great. It started working. We abandoned this idea of predicting every pixel and basically just doing digital embedding and predicting in representation space. That works.

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

And we tried many times. We published lots of papers on it. They kind of sort of worked, but not really great. It started working. We abandoned this idea of predicting every pixel and basically just doing digital embedding and predicting in representation space. That works.

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

So there's ample evidence that we're not going to be able to learn good representations of the real world using generative model. So I'm telling people, everybody's talking about generative AI. If you're really interested in human-level AI, abandon the idea of generative AI.

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

So there's ample evidence that we're not going to be able to learn good representations of the real world using generative model. So I'm telling people, everybody's talking about generative AI. If you're really interested in human-level AI, abandon the idea of generative AI.

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

So there's ample evidence that we're not going to be able to learn good representations of the real world using generative model. So I'm telling people, everybody's talking about generative AI. If you're really interested in human-level AI, abandon the idea of generative AI.

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

Right. Well, there's a lot of situations that might be difficult for a purely language-based system to know. Like, okay, you can probably learn from reading texts, the entirety of the publicly available texts in the world, that I cannot get from New York to Paris by snapping my fingers. That's not going to work, right? Yes.

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

Right. Well, there's a lot of situations that might be difficult for a purely language-based system to know. Like, okay, you can probably learn from reading texts, the entirety of the publicly available texts in the world, that I cannot get from New York to Paris by snapping my fingers. That's not going to work, right? Yes.

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

Right. Well, there's a lot of situations that might be difficult for a purely language-based system to know. Like, okay, you can probably learn from reading texts, the entirety of the publicly available texts in the world, that I cannot get from New York to Paris by snapping my fingers. That's not going to work, right? Yes.

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

But there's probably more complex scenarios of this type, which an NLM may never have encountered and may not be able to determine whether it's possible or not. So that link from the low level to the high level. The thing is that the high level that language expresses is based on a common experience of the low level, which LLMs currently do not have.

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

But there's probably more complex scenarios of this type, which an NLM may never have encountered and may not be able to determine whether it's possible or not. So that link from the low level to the high level. The thing is that the high level that language expresses is based on a common experience of the low level, which LLMs currently do not have.

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

But there's probably more complex scenarios of this type, which an NLM may never have encountered and may not be able to determine whether it's possible or not. So that link from the low level to the high level. The thing is that the high level that language expresses is based on a common experience of the low level, which LLMs currently do not have.

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

When we talk to each other, we know we have a common experience of the world. A lot of it is similar.

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

When we talk to each other, we know we have a common experience of the world. A lot of it is similar.

Lex Fridman Podcast
#416 – Yann Lecun: Meta AI, Open Source, Limits of LLMs, AGI & the Future of AI

When we talk to each other, we know we have a common experience of the world. A lot of it is similar.