7/1/2026 at 3:04:27 AM
This is a decent derivation, if a little verbose, but I find myself doubting the disclaimer at the top:> Disclaimer: no AI was used to write this. Any errors, awkward sentences, and weird tangents are 100% organic, free-range, and human-made.
If you're writing by hand and trying to avoid accusations of AI-generated content, it's really easy not to write bulleted lists where each item starts with a boldface summary like "A clean bijection in the middle." Or drive home a point with such pithy italicized mottos as "The complexity was never in the map. It was in the basis." If you didn't use AI in the writing here, you have trained yourself very well to write like an LLM.
by aesthesia
7/1/2026 at 3:20:50 AM
I was just about to type the same thing. There's no way this isn't AI-generated, I've had conversations with ChatGPT to learn about some matrix math and solving systems of equations, and this feels like a carbon copy of some of those conversations. Em-dashes galore, things "falling out" of other things, bullet points, "That last point is the heart of it.", "Both frames clean, no skew.", "Now here is the insight that makes the whole thing click.".I am not giving you the benefit of the doubt even with your disclaimer at the top. Too many LLMisms to be a coincidence.
I read the article anyway so people don't complain about me complaining about AI slop, and I'll say this: Reading this article was like having someone explain really complex board game rules without first giving me motivation on why I would want to play or what I'm trying to achieve. What can I do with SVD? Maybe give me a concrete problem to solve, where SVD is helpful.
I recently worked on a toy 2D geometric constraint solver and it was super fun to implement from scratch. I had an AI to consult on various mathematical concepts (which in my opinion is one of the great uses of AI), and giving it a concrete problem to solve was extremely helpful to to cut through a lot of the notation noise. It of course also gave me the motivation to actually learn the concepts, or else I wasn't going to see lines and circles snap together using the constraints I had defined.
In any case, maybe you really did write this without any AI usage. I doubt it, but if that's really the case, I'd recommend a change of tone and writing style, because currently it is almost exactly 1:1 with a vanilla chatgpt session.
by bschwindHN
7/1/2026 at 3:15:54 AM
So many shibboleths. Zero chance it's not AI.by jaggederest
7/1/2026 at 5:33:29 AM
> Same transformation. Same map on every actual vector. But now it looks like an arbitrary tangle of scaling, shearing, and sign flips — you’d never guess it was just “stretch x by 3.”I have a very hard time imagining a human writing this if they weren't intentionally attempting to sound like an LLM.
by traes
7/1/2026 at 6:48:11 AM
And,> This is the engine behind image compression
SVD+truncate (or any other low rank approximation) is absolutely not used in any real image compression. Of course, it is a popular classroom project to demonstrate SVD. It's O(n^3) ffs.
Only AI would call SVD the "engine behind image compression", lol.
by porridgeraisin
7/1/2026 at 5:06:44 AM
Yeah it's 100% bullshit. The biggest red flag here isn't the use of AI, it's the author thinking we're dumb enough not to be able to detect it easily. That itself is dumb and makes this whole article easy to disregard.by sockaddr
