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gamegoblin commented on Open-source Zig book   zigbook.net... · Posted by u/rudedogg
ants_everywhere · a month ago
Keep in mind that pangram flags many hand-written things as AI.

> I just ran excerpts from two unpublished science fiction / speculative fiction short stories through it. Both came back as ai with 99.9% confidence. Both stories were written in 2013.

> I've been doing some extensive testing in the last 24 hours and I can confidently say that I believe the 1 in 10,000 rate is bullshit. I've been an author for over a decade and have dozens of books at hand that I can throw at this from years prior to AI even existing in anywhere close to its current capacity. Most of the time, that content is detected as AI-created, even when it's not.

> Pangram is saying EVERYTHING I have hand written for school is AI. I've had to rewrite my paper four times already and it still says 99.9% AI even though I didn't even use AI for the research.

> I've written an overview of a project plan based on a brief and, after reading an article on AI detection, I thought it would be interesting to run it through AI detection sites to see where my writing winds up. All of them, with the exception of Pangram, flagged the writing as 100% written by a human. Pangram has "99% confidence" of it being written by AI.

I generally don't give startups my contact info, but if folks don't mind doing so, I recommend running pangram on some of their polished hand written stuff.

https://www.reddit.com/r/teachingresources/comments/1icnren/...

gamegoblin · a month ago
Weird to me that nobody ever posts the actual alleged false positive text in these criticisms

I've yet to see a single real Pangram false positive that was provably published when it says it was, yet plenty such comments claiming they exist

gamegoblin commented on Open-source Zig book   zigbook.net... · Posted by u/rudedogg
geysersam · a month ago
Clearly your perception of what is AI generated is wrong. You can't tell something is AI generated only because it uses "not just X - Y" constructions. I mean, the reason AI text often uses it is because it's common in the training material. So of course you're going to see it everywhere.
gamegoblin · a month ago
I sent the text through an AI detector with 0.1% false positive rate and it was highly confident the Zig book introduction was fully AI-written

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gamegoblin commented on Open-source Zig book   zigbook.net... · Posted by u/rudedogg
skor · a month ago
how do you know this? let us know please, thanks. edit, I see you used this to check: https://news.ycombinator.com/item?id=45948220
gamegoblin · a month ago
pangram.com, the most accurate and lowest false positive AI detector

https://www.pangram.com/blog/third-party-pangram-evals

gamegoblin commented on Open-source Zig book   zigbook.net... · Posted by u/rudedogg
popcar2 · a month ago
The first page says none of the book was written by AI
gamegoblin · a month ago
Yes, it's a false claim
gamegoblin commented on Open-source Zig book   zigbook.net... · Posted by u/rudedogg
gigatexal · a month ago
there's no way someone made this for free, where do I donate? im gonna get so much value from this this feels like stealing
gamegoblin · a month ago
It's AI-written FWIW

though maybe AI is getting to the point it can do stuff like this somewhat decently

gamegoblin commented on Open-source Zig book   zigbook.net... · Posted by u/rudedogg
jasonjmcghee · a month ago
So despite this...

> The Zigbook intentionally contains no AI-generated content—it is hand-written, carefully curated, and continuously updated to reflect the latest language features and best practices.

I just don't buy it. I'm 99% sure this is written by an LLM.

Can the author... Convince me otherwise?

> This journey begins with simplicity—the kind you encounter on the first day. By the end, you will discover a different kind of simplicity: the kind you earn by climbing through complexity and emerging with complete understanding on the other side.

> Welcome to the Zigbook. Your transformation starts now.

...

> You will know where every byte lives in memory, when the compiler executes your code, and what machine instructions your abstractions compile to. No hidden allocations. No mystery overhead. No surprises.

...

> This is not about memorizing syntax. This is about earning mastery.

gamegoblin · a month ago
Pangram[1] flags the introduction as totally AI-written, which I also suspected for the same reasons you did

[1] one of the only AI detectors that actually works, 99.9% accuracy, 0.1% false positive

gamegoblin commented on Understanding Financial Functions in Excel   ciju.in/writings/understa... · Posted by u/ciju
nhatcher · 2 months ago
Nice! This is my implementation:

https://github.com/ironcalc/IronCalc/blob/main/base/src/func...

although at this moment would only pass some "smoke" tests

RowZero is great!

gamegoblin · 2 months ago
I started with basic Newton-Raphson solver too but found cases where it diverges but Excel somehow doesn't, so concluded that Excel has some kind of extra logic to handle more cases, so I also bolted on more fallback logic.
gamegoblin commented on Understanding Financial Functions in Excel   ciju.in/writings/understa... · Posted by u/ciju
gamegoblin · 2 months ago
I work on an Excel-compatible spreadsheet startup (rowzero.com) and had to implement these.

One tricky part is RATE involves zero-finding with an initial guess. The syntax is:

RATE(nper, pmt, pv, [fv], [type], [guess])

Sometimes there are multiple zeros. When doing parity testing with Excel and Google Sheets, I found many cases where Sheets and Excel find different zeros, so their internal solver algorithm must be different in some cases.

My initial solution tended to match Sheets when they differed, so I assume I and the Google engineers both came up with similar simple implementations. Who knows what the Excel algorithm is doing.

Of course, almost all these edge cases are for extremely weird unrealistic inputs.

gamegoblin commented on Sora 2   openai.com/index/sora-2/... · Posted by u/skilled
esafak · 3 months ago
gamegoblin · 3 months ago
Searched around and found it. It was actually Ashton Kutcher's interview with Eric Schmidt.

Kutcher mentions the establishing shots, and I'd forgotten also points out the utility for relatively short stunt sequences.

> Why would you go out and shoot an establishing shot of a house in a television show when you could just create the establishing shot for $100? To go out and shoot it would cost you thousands of dollars.

> Action scenes of me jumping off of this building, you don’t have to have a stunt person go do it, you could just go do it [with AI].

u/gamegoblin

KarmaCake day6971January 26, 2013
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