Over just a few months, ChatGPT went from correctly answering a simple math problem 98% of the time to just 2%, study finds. Researchers found wild fluctuations—called drift—in the technology’s abi…::ChatGPT went from answering a simple math correctly 98% of the time to just 2%, over the course of a few months.

  • blue_zephyr@lemmy.world
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    1 year ago

    This paper is pretty unbelievable to me in the literal sense. From a quick glance:

    First of all they couldn’t even bother to check for simple spelling mistakes. Second, all they’re doing is asking whether a number is prime or not and then extrapolating the results to be representative of solving math problems.

    But most importantly I don’t believe for a second that the same model with a few adjustments over a 3 month period would completely flip performance on any representative task. I suspect there’s something seriously wrong with how they collect/evaluate the answers.

    And finally, according to their own results, GPT3.5 did significantly better at the second evaluation. So this title is a blatant misrepresentation.

    Also the study isn’t peer-reviewed.

  • james1@lemmy.world
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    1 year ago

    It’s a machine learning chat bot, not a calculator, and especially not “AI.”

    Its primary focus is trying to look like something a human might say. It isn’t trying to actually learn maths at all. This is like complaining that your satnav has no grasp of the cinematic impact of Alfred Hitchcock.

    It doesn’t need to understand the question, or give an accurate answer, it just needs to say a sentence that sounds like a human might say it.

    • TimewornTraveler@lemm.ee
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      1 year ago

      so it confidently spews a bunch of incorrect shit, acts humble and apologetic while correcting none of its behavior, and constantly offers unsolicited advice.

      I think it trained on Reddit data

      • cxx@lemmy.world
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        1 year ago

        acts humble and apologetic

        We must be using different Reddits, my friend

    • dbilitated@aussie.zone
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      1 year ago

      to be fair, fucking up maths problems is very human-like.

      I wonder if it could also be trained on a great deal of mathematical axioms that are computer generated?

    • bric@lemm.ee
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      1 year ago

      This. It is able to tap in to plugins and call functions though, which is what it really should be doing. For math, the Wolfram alpha plugin will always be more capable than chatGPT alone, so we should be benchmarking how often it can correctly reformat your query, call Wolfram alpha, and correctly format the result, not whether the statistical model behind chatGPT happens to use predict the right token

      • Gork@lemm.ee
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        1 year ago

        It sounds like it’s time to merge Wolfram Alpha’s and ChatGPT’s capabilities together to create the ultimate calculator.

    • R00bot@lemmy.blahaj.zone
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      1 year ago

      You’re right, but at least the satnav won’t gaslight you into thinking it does understand Alfred Hitchcock.

  • DominicHillsun@lemmy.world
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    1 year ago

    It seems rather suspicious how much ChatGPT has deteorated. Like with all software, they can roll back the previous, better versions of it, right? Here is my list of what I personally think is happening:

    1. They are doing it on purpose to maximise profits from upcoming releases of ChatGPT.
    2. They realized that the required computational power is too immense and trying to make it more efficient at the cost of being accurate.
    3. They got actually scared of it’s capabilities and decided to backtrack in order to make proper evaluations of the impact it can make.
    4. All of the above
    • Windex007@lemmy.world
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      1 year ago
      1. It isn’t and has never been a truth machine, and while it may have performed worse with the question “is 10777 prime” it may have performed better on “is 526713 prime”

      ChatGPT generates responses that it believes would “look like” what a response “should look like” based on other things it has seen. People still very stubbornly refuse to accept that generating responses that “look appropriate” and “are right” are two completely different and unrelated things.

      • deweydecibel@lemmy.world
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        1 year ago

        In order for it to be correct, it would need humans employees to fact check it, which defeats its purpose.

        • Windex007@lemmy.world
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          1 year ago

          It really depends on the domain. Asking an AI to do anything that relies on a rigorous definition of correctness (math, coding, etc) then the kinds of model that chatGPT just isn’t great for that kinda thing.

          More “traditional” methods of language processing can handle some of these questions much better. Wolfram Alpha comes to mind. You could ask these questions plain text and you actually CAN be very certain of the correctness of the results.

          I expect that an NLP that can extract and classify assertions within a text, and then feed those assertions into better “Oracle” systems like Wolfram Alpha (for math) could be used to kinda “fact check” things that systems like chatGPT spit out.

          Like, it’s cool fucking tech. I’m super excited about it. It solves pretty impressively and effiently a really hard problem of “how do I make something that SOUNDS good against an infinitely variable set of prompts?” What it is, is super fucking cool.

          Considering how VC is flocking to anything even remotely related to chatGPT-ish things, I’m sure it won’t be long before we see companies able to build “correctness” layers around systems like chatGPT using alternative techniques which actually do have the capacity to qualify assertions being made.

  • spaduf@lemmy.blahaj.zone
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    1 year ago

    My personal pet theory is that a lot of people were doing work that involved getting multiple LLMs in communication. When those conversations were then used in the RL loop we start seeing degradation similar to what’s been in the news recently with regards to image generation models. I believe this is the paper that got everybody talking about it recently: https://arxiv.org/pdf/2307.01850.pdf

  • Spaceballstheusername@lemmy.world
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    1 year ago

    Can someone explain why they don’t take the approach where things are somewhat compartmentalized. So you have a image processing program, a math program, a music program, etc and like the human brain that has cross talk but also dedicated certain parts of your brain to do specific things.

    • InverseParallax@lemmy.world
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      1 year ago

      It does that, they’re called expert subnetworks, but they’ve been screwing with them and now they’re kind of fucked.

  • Orphie Baby@lemmy.world
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    1 year ago

    HMMMM. It’s almost like it’s not AI at all, but just a digital parrot. Who woulda thought?! /s

    To it, everything is true and normal, because it understands nothing. Calling it “AI” is just for compromising with ignorant people’s “knowledge” and/or for hype.

    • Mikina@programming.dev
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      1 year ago

      Exactly. It should be called ML model, because that’s what it is, and I’ll just keep calling that. Everyone should do that.

      • Orphie Baby@lemmy.world
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        1 year ago

        What does that stand for? O:

        You’d think I’d know that since I’m talking about AI; but actually most of my knowledge is about how things work or don’t work, not current trends/news.