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Joined 3 months ago
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Cake day: June 7th, 2025

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  • how did that fix happen?

    The LLM gets retrained. Fixes cannot be done by hand because nobody knows how an LLM gets the answers it does. It takes the input, runs it through a gigantic math equation that was generated during training, and gets an answer. If the answer is wrong, the giantic equation needs to be fixed, but it can only be fixed by retraining.

    A lot of models now do “chain of thought” or “reasoning” but those terms seem like they were made by marketing teams. Essentially, researchers found that if an LLM gave a wrong answer it could be prompted to change its answer to the correct one. For example, if you asked an LLM to count the frequency of each letter in “strawberry” and then ask it how many times “r” shows up, it’ll get the right answer. “Reasoning” models simulate this process by getting the LLM to prompt itself several times in the background before giving a final answer. This helps filter out a lot of the “how many R’s in strawberry” mistakes at the cost of requiring the LLM to turn 1 user prompt into dozens of hidden background prompts which takes more time and computer power, but at least you might not need to retrain it.

    Math educator, 3Blue1Brown, has a great series on how neural networks are trained and function. I liked the series because it starts off with an overview without any math in case you wanted to know the basics without learning about the calculus and linear algebra.


  • I honestly just looked up the dates on Wikipedia! I was surprised that the dates of dog domestication and “caveman” actually overlapped but it feels like a technicality to me. The question is definitely subjective. The date range of “caveman” is literally millions of years. Human ancestors 3 million years ago and 11,700 years ago would have huge differences. I’d assume 11,700 years ago the people were more like nomadic tribes and less like “caveman”. I also don’t believe the first dogs were really pets as much as they were just alright with being around humans. Whereas the domestication of cats article talks about finding humans being buried with cats which is more of a direct sign of a pet relationship.

    It’s definitely an interesting question that deserves a bit more thought than overlapping dates!







  • A lot of hydroelectric dams have visitor centers and I know of at least one cheese factory that has a storefront and walkway where people can see parts of the factory. I’d assume it’s not common for factories though.

    I work at a factory and, for insurance purposes, the bosses don’t let anyone on the floor without them watching hours of saftey videos. There also isn’t much to see. The machines are guarded up so much that you can’t even see most moving parts. It’s just magical black box material goes in, product comes out, type of stuff. Some factories also keep their setup and processes a secret.