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DeepMind’s New Language Model, Chinchilla

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Re: DeepMind’s New Language Model, Chinchilla

#91
post #84
post #23

Earlier quoted context omitted.

And if every parameter is one byte, the minimum, it will take at least 70gb to save or share this model. So it's still way to big to package directly in a app.

Have you seen modern games?

I doubt they load that amount of data in memory

Re: DeepMind’s New Language Model, Chinchilla

#92

Does this imply we will run out of data to keep up with larger model sizes? Is there much more data out there than what they’re already using?

It implies our models are wrong. Consider that a human adolescence is ~9.46x10^6 minutes and a fast speaking rate is ~200words/minute. That sets an upper bound of 1.9 billion words heard during adolescence. ie: human adults are trained on a corpus of less than 1.9B words. To some extent, more data can offset worse models, but I don't think that's the regieme we're currently in. GPT-3 was trained (on among other langu…

Yeah, this implies backpropagation is deeply suboptimal.

Re: DeepMind’s New Language Model, Chinchilla

#93

Earlier quoted context omitted.

Probably not an issue just yet, think of how much data is generated by Twitter on a daily basis for example.

If you want to teach your kid to learn English, and they came back to you and said "Dad/mum, I finished reading the entire internet but I still don't understand English fully" , would you say "OK son, now go and stare at the Twitter firehouse until you grok perfect English" ? It's clear that these models have orders of magnitude too much data already. It somewhat reminds me of the proposals for larger and larger coll…

The general point is that there is a huge volume of training data generated daily not that Twitter is a great source of it. Though I believe that GPT-3 for example was trained on the Common Crawl dataset which would contain both Twitter and Reddit.

>It's clear that these models have orders of magnitude too much data already.

Seems like a strange claim. The scaling laws are showing that you can still make gains with more data and more parameters.

>It somewhat reminds me of the proposals for larger and larger colliders in the hopes of seeing new physics that is always one collider in the future.

This is literally true though, couldn't find the Higgs without the LHC and most GUT candidates would only start being ruled out at high energy levels.

Re: DeepMind’s New Language Model, Chinchilla

#94

Earlier quoted context omitted.

Probably not an issue just yet, think of how much data is generated by Twitter on a daily basis for example.

On the other hand, consider the difficulty of taking massive amounts of data from the modern web and filtering out the subset that was actually generated by humans, rather than previous generations of language models.

Definitely an interesting future problem. I'm sure OpenAI and others are thinking about it but I don't think these models are ubiquitous enough to have much impact just yet.

Re: DeepMind’s New Language Model, Chinchilla

#96
post #92

Earlier quoted context omitted.

It implies our models are wrong. Consider that a human adolescence is ~9.46x10^6 minutes and a fast speaking rate is ~200words/minute. That sets an upper bound of 1.9 billion words heard during adolescence. ie: human adults are trained on a corpus of less than 1.9B words. To some extent, more data can offset worse models, but I don't think that's the regieme we're currently in. GPT-3 was trained (on among other langu…

Yeah, this implies backpropagation is deeply suboptimal.

That is certainly a possibility. The other (non-mutually exclusive) implications may also be that human language acquisition benefits from being part of a multi-task model. Or that the problem has been overreduced ie: human language acquisition cannot simply be distilled into a words-in->words-out problem and that vision/hearing are actually integral parts of language acquisition that cannot be left out. Or that model arch still has major improvements to be made and attention is not all you need, for example.

Re: DeepMind’s New Language Model, Chinchilla

#97

Earlier quoted context omitted.

Did you go to school in the US in the last 2-3 decades?

Once you start calculus they let you use a real calculator

That may be true, but in the US there are typically math courses before calculus.

Re: DeepMind’s New Language Model, Chinchilla

#98
post #13

If these things get put on specialized hardware for inference with much lower energy costs, the world will never be the same.

Imagine any diffusion-style text-to-image model on specialized ASIC hardware.

That’s what an ANE/TPU is.

If you mean putting the model weights into gates directly, it’d be useless because users would get bored of the model as soon as they figured out what its style looked like. Also, large models can memorize their training data so eventually you’ll get it to output something copyrighted.

Re: DeepMind’s New Language Model, Chinchilla

#99

Does this imply we will run out of data to keep up with larger model sizes? Is there much more data out there than what they’re already using?

There's a ton of data that can be exponentially more useful, but we'll need networks that can (analogously) be late to work enough times to get fired, or experience heartbreak in succession while misunderstanding why prior heartbreak happened, or hallucinate stray cats when they're walking around the neighborhood at night
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