micheal65536

joined 1 year ago

In that case ChatGPT is correct, it cannot work with links. You will need to download the video transcript (subtitles) yourself and ask it to summarise that. This definitely works, people have been doing it for months.

Probably another case of "I don't want people training AI on my posts/images so I'm nuking my entire online existence".

Without knowing anything about this model or what it was trained on or how it was trained, it's impossible to say exactly why it displays this behavior. But there is no "hidden layer" in llama.cpp that allows for "hardcoded"/"built-in" content.

It is absolutely possible for the model to "override pretty much anything in the system context". Consider any regular "censored" model, and how any attempt at adding system instructions to change/disable this behavior is mostly ignored. This model is probably doing much the same thing except with a "built-in story" rather than a message that says "As an AI assistant, I am not able to ...".

As I say, without knowing anything more about what model this is or what the training data looked like, it's impossible to say exactly why/how it has learned this behavior or even if it's intentional (this could just be a side-effect of the model being trained on a small selection of specific stories, or perhaps those stories were over-represented in the training data).

[–] micheal65536@lemmy.micheal65536.duckdns.org 5 points 11 months ago (1 children)

IMO, local LLMs lack the capabilities or depth of understanding to be useful for most practical tasks (e.g. writing code, automation, language analysis). This will heavily skew any local LLM "usage statistics" further towards RP/storytelling (a significant proportion of which will always be NSFW in nature).

Stable Diffusion 2 base model is trained using what we would today refer to as a "censored" dataset. Stable Diffusion 1 dataset included NSFW images, the base model doesn't seem particularly biased towards or away from them and can be further trained in either direction as it has the foundational understanding of what those things are.

[–] micheal65536@lemmy.micheal65536.duckdns.org 0 points 11 months ago (1 children)

There doesn't appear to be a model anywhere, unless that has been published completely separately and not mentioned anywhere in the code documentation.

[–] micheal65536@lemmy.micheal65536.duckdns.org 0 points 11 months ago (4 children)

So... If this doesn't actually increase the context window or otherwise increase the amount of text that the LLM is actually able to see/process, then how is it fundamentally different to just "manually" truncating the input to fit in the context size like everyone's already been doing?

I tried getting it to write out a simple melody using MIDI note numbers once. I didn't think of asking it for LilyPond format, I couldn't think of a text-based format for music notation at the time.

It was able to produce a mostly accurate output for a few popular children's songs. It was also able to "improvise" a short blues riff (mostly keeping to the correct scale, and showing some awareness of/reference to common blues themes), and write an "answer" phrase (which was suitable and made musical sense) to a prompt phrase that I provided.

Someone explain to me why there are so many frameworks focused on LLM-based "agents" (LangChain, {{guidance}}, and now whatever this is) and how these are practically useful, when I have yet to find a model that can even successfully perform a simple database query to answer an easy question (searching for one or two items by keyword, retrieving their quantity, and adding the quantities together if applicable) regardless of the model, prompt template, and function API used.

[–] micheal65536@lemmy.micheal65536.duckdns.org 3 points 1 year ago (3 children)

To be honest, the same could be said of LLaMa/Facebook (which doesn't particularly claim to be "open", but I don't see many people criticising Facebook for doing a potential future marketing "bait and switch" with their LLMs).

They're only giving these away for free because they aren't commercially viable. If anyone actually develops a leading-edge LLM, I doubt they will be giving it away for free regardless of their prior "ethics".

And the chance of a leading-edge LLM being developed by someone other than a company with prior plans to market it commercially is quite small, as they wouldn't attract the same funding to cover the development costs.

[–] micheal65536@lemmy.micheal65536.duckdns.org 2 points 1 year ago (5 children)

IMO the availability of the dataset is less important than the model, especially if the model is under a license that allows fairly unrestricted use.

Datasets aren't useful to most people and carry more risk of a lawsuit or being ripped off by a competitor than the model. Publishing a dataset with copyrighted content is legally grey at best, while the verdict is still out regarding a model trained on that dataset and the model also carries with it some short-term plausible deniability.

There are only a few popular LLM models. A few more if you count variations such as "uncensored" etc. Most of the others tend to not perform well or don't have much difference from the more popular ones.

I would think that the difference is likely for two reasons:

  • LLMs require more effort in curating the dataset for training. Whereas a Stable Diffusion model can be trained by grabbing a bunch of pictures of a particular subject or style and throwing them in a directory, an LLM requires careful gathering and reformatting of text. If you want an LLM to write dialog for a particular character, for example, you would need to try to find or write a lot of existing dialog for that character, which is generally harder than just searching for images on the internet.

  • LLMs are already more versatile. For example, most of the popular LLMs will already write dialog for a particular character (or at least attempt to) just by being given a description of the character and possibly a short snippet of sample dialog. Fine-tuning doesn't give any significant performance improvement in that regard. If you want the LLM to write in a specific style, such as Old English, it is usually sufficient to just instruct it to do so and perhaps prime the conversation with a sentence or two written in that style.

 

You are probably familiar with the long list of various benchmarks that new models are tested on and compared against. These benchmarks are supposedly designed to assess the model's ability to perform in various aspects of language understanding, logical reasoning, information recall, and so on.

However, while I understand the need for an objective and scientific measurement scale, I have long felt that these benchmarks are not particularly representative of the actual experience of using the models. For example, people will claim that a model performs at "some percentage of GPT-3" and yet not one of these models has ever been able to produce correctly-functioning code for any non-trivial task or follow a line of argument/reasoning. Talking to GPT-3 I have felt that the model has an actual in-depth understanding of the text, question, or argument, whereas other models that I have tried always feel as though they have only a superficial/surface-level understanding regardless of what the benchmarks claim.

My most recent frustration, and the one that prompted this post, is regarding the newly-released OpenOrca preview 2 model. The benchmark numbers claim that it performs better than other 13B models at the time of writing, supposedly outperforms Microsoft's own published benchmark results for their yet-unreleased model, and scores an "average" result of 74.0% against GPT-3's 75.7% while the LLaMa model that I was using previously apparently scores merely 63%.

I've used GPT-3 (text-davinci-003), and this model does not "come within comparison" of it. Even giving it as much of a fair chance as I can, giving it plenty of leeway and benefit of the doubt, not only can it still not write correct code (or even valid code in a lot of cases) but it is significantly worse at it than LLaMa 13B (which is also pretty bad). This model does not understand basic reasoning and fails at basic reasoning tasks. It will write a long step-by-step explanation of what it claims that it will do, but the answer itself contradicts the provided steps or the steps themselves are wrong/illogical. The model has only learnt to produce "step by step reasoning" as an output format, and has a worse understanding of what that actually means than any other model does when asked to "explain your reasoning" (at least, for other models that I have tried, asking them to explain their reasoning produces at least a marginal improvement in coherence).

There is something wrong with these benchmarks. They do not relate to real-world performance. They do not appear to be measuring a model's ability to actually understand the prompt/task, but possibly only measuring its ability to provide an output that "looks correct" according to some format. These benchmarks are not a reliable way to compare model performance and as long as we keep using them we will keep producing models that score higher on benchmarks and claim to perform "almost as good as GPT-3" but yet fail spectacularly in any task/prompt that I can think of to throw at them.

(I keep using coding as an example however I have also tried other tasks besides code as I realise that code is possibly a particularly challenging task due to requirements like needing exact syntax. My interpretation of the various models' level of understanding is based on experience across a variety of tasks.)

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