Donmai

AI-generated art check thread

Posted under General

opsiedaisies said:

post #6917366 is being tagged as ai-generated by the same person even after removing the tag. While I don't see how it would be especially since the artist has been posting for years and includes WIPs of a lot of their works I may as well ask for a second opinion.

I don't know about this artist's other works but this one is very blatantly AI, see wall and bed breaking continuity in the background, impossible bra tie, light appearing out of nowhere on left side of the wall, disappearing wainscoting pattern and drastic shift in rendering & resolution compared to their other posts.

SlaughteredMelon said:

I personally know this artist, she makes comics in spanish, and has been active since the 2020 pandemic. Her earliest works looks more 'human-made', like this one.

That's not the artist I was replying to, though.

Diet_Soda said:

I don't know about this artist's other works but this one is very blatantly AI, see wall and bed breaking continuity in the background, impossible bra tie, light appearing out of nowhere on left side of the wall, disappearing wainscoting pattern and drastic shift in rendering & resolution compared to their other posts.

None of those are signs of AI, and the "drastic shift in rendering & resolution" was because the post was an image sample.

This artist has been using the same style and coloring for the past four years at least.

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nonamethanks said:

This artist has been using the same style and coloring for the past four years at least.

The style of post #6917366 looks the same like in post #5698826 to you? Half of the posts from this artist on Danbooru have this mediocre-looking eye style and the hair is drawn quite differently too. Considering that the artist has blatantly copied or traced posts, I’m more inclined to think that post #6917366 is painted-over AI. Actually, looking more closely with the good old gamma set to 2.5 trick, the original character’s head’s outline is still visible at the top and around the left wrist. The background also appears to have been painted over left of the hips, maybe to remove some artifacted ribbons that would otherwise have matched the ones on the back and neck.

So it’s upscaled AI, with the character fully painted over and the background left as it was, which explains the AI-nonsense Diet Soda noticed, even though the character is colored in the artist’s style, which makes this AI-assisted.

kittey said:
I’m more inclined to think that post #6917366 is painted-over AI.

You're claiming he painted over AI despite the fact that he published WIPs like this one and he regularly posts on his timelapse channel, so right back at you: does this not look the same as post #6917366 to you?
This post has a patreon version, which is much higher resolution and shows individual brush strokes, and there's no indication that anything other than the background (at best) was upscaled.

Does this look like an "impossible bra tie" to you? Or the minor revisions like this vs this?
Look at the misaligned brushstroke on the mouth, the accidental pink click on the panties, the fact that you can see the pixels of the hair shadow.
Come on. This shit is getting out of hand. Given the evidence, at best this is a trace of an AI drawing that's been completely redrawn and colored, assuming it was the same process as https://www.youtube.com/watch?v=ZkNPIjfdwXI. And that's no different than doing the same to 3D or real photos, which is fully within the guidelines for allowed content.

If I see people complaining about "impossible bra ties" for cases like these I'm going to call it out, because it's nonsense. You're all acting like humans don't make mistakes.

It's getting really annoying to see people start with the assumption that something is AI and then fabricate proofs that support their argument. Which is aggravated further by the fact that these made-up arguments are then used as justification to flag or delete perfectly fine posts.

Updated

nonamethanks said:

does this not look the same as post #6917366 to you?

No, it doesn’t. Did you get the links right?

Does this look like an "impossible bra tie" to you?

Nope. Not my words, btw.

Does this look painted-over to you?

Yes, it does. Try setting the gamma to 2.5 and you’ll see the original art’s arm’s outlines in the dark areas.

Or the minor revisions like this vs this?
Look at the mouth, the accidental pink click on the panties, the fact that you can see the pixels of the hair shadow. Come on. This shit is getting out of hand. Given the evidence, at best this is a trace of an AI drawing that's been completely redrawn and colored, which is no different than doing the same to 3D or real photos, and is fully within the guidelines for allowed content.

We seem to be talking about different things when we say „painted over AI”. I don’t know what you mean by that, but what I mean is exactly what you described in the latter part: Take an AI drawing and completely paint over it. I guess we actually agree then? The revisions you mentioned are revisions to the painted-over area and seem perfectly sensible to make. This post’s background hasn’t been painted over and is the original AI background, but I don’t think it’s relevant because the character has been painted over completely, which is what I call “painted over AI”. I’ll try to remember to call it traced AI instead from now on.

It's getting really annoying to see people start with the assumption that something is AI and then fabricate proofs that support their argument. Which is aggravated further by the fact that these made-up arguments are then used as justification to flag or delete perfectly fine posts.

Well in this case it was originally tagged as AI-generated and I argued why it should be AI-assisted instead.

kittey said:

We seem to be talking about different things when we say „painted over AI”. I don’t know what you mean by that, but what I mean is exactly what you described in the latter part: Take an AI drawing and completely paint over it. I guess we actually agree then? The revisions you mentioned are revisions to the painted-over area and seem perfectly sensible to make. This post’s background hasn’t been painted over and is the original AI background, but I don’t think it’s relevant because the character has been painted over completely, which is what I call “painted over AI”. I’ll try to remember to call it traced AI instead from now on.

"painted-over" usually implies that it's merely a retouching: things like drawing over artifacts to hide them, or redrawing specific parts of the picture such as hands or eyes. This case looks more like a complete redoing of all lineart as well as color than just fixing the mistakes.

I don't want to keep arguing about individual pictures since we obviously have different standards for them and that's that, but it's worth pointing out that every artist that's caused controversy ITT was already proven to engage in 'sketchy' behavior by either lying about prior AI usage or tracing, and the issue usually boiled down to generated vs assisted. It's only reasonable such cases will come under closer scrutiny. The AI false positive rate also doesn't appear high enough to warrant concern, with only a handful of indisputably misguided flags spread out across the months.

And is it really fair to compare referencing a 3D model in an otherwise original artwork (whose merit lies in a skilful implementation of composition, colors, values, weights, shading, lighting, character, the list goes on) to a ready-made machine output traced over 1:1 for no other purpose than hiding its origin? You can hardly call it "fixing mistakes" when the human just mindlessly monkeys everything, down to SD's lighting/shading patterns which, in their unaltered state, are a complete clusterfuck to anyone with basic art awareness. Humans make the same mistakes sure, but that's not the immediate conclusion when other elements in the image already prove AI involvement. Everyone's entitled to their own criteria on what makes a worthy picture but what I want to say is, you can hardly blame people for being put off by the practice enough to disapprove an image, even if it's technically allowed on the site.

All of Lividy artworks might be AI-generated+inpaint based on Timbougami's style with NovelAI V3

- Their Pixiv/Twitter account started being active after November 16, the same day NovelAI released their new model that can mimic various artists' styles
- post #6886879 the eyes on the bottom yuuka resemble the AI-generated eyes commonly found in many AI-generated artworks
- post #6886877 Jahy's design is incorrect. she should have a cat-like hairstyle, and the outfit is also wrong (it should have an O-ring)
- post #6886881 a different art style out of nowhere
- you can actually copy Timbougami's style with NovelAI V3. https://files.catbox.moe/qp151n.png , https://files.catbox.moe/3llg76.png

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Eurekaaaaaa said:

All of Lividy artworks might be AI-generated+inpaint based on Timbougami's style with NovelAI V3

- Their Pixiv/Twitter account started being active after November 16, the same day NovelAI released their new model that can mimic various artists' styles
- post #6886879 the eyes on the bottom yuuka resemble the AI-generated eyes commonly found in many AI-generated artworks
- post #6886877 Jahy's design is incorrect. she should have a cat-like hairstyle, and the outfit is also wrong (it should have an O-ring)
- post #6886881 a different art style out of nowhere
- you can actually copy Timbougami's style with NovelAI V3. https://files.catbox.moe/qp151n.png , https://files.catbox.moe/3llg76.png

As an additional note, I once again took the bother to check the upload dates of the images, and as I suspected, they're uploading images too quickly to be hand-made. The incosistences you also mentioned with the images attached are the typical in AI-generated images, so I can attest to the fact they're definitely making AI-generated content with no doubt. Besides, the Pixiv profile lacks of information, and since it's a recently created account, I don't think we need more proofs to doubt them.

Updated

Eurekaaaaaa said:

All of Lividy artworks might be AI-generated+inpaint based on Timbougami's style with NovelAI V3

- Their Pixiv/Twitter account started being active after November 16, the same day NovelAI released their new model that can mimic various artists' styles
- post #6886879 the eyes on the bottom yuuka resemble the AI-generated eyes commonly found in many AI-generated artworks
- post #6886877 Jahy's design is incorrect. she should have a cat-like hairstyle, and the outfit is also wrong (it should have an O-ring)
- post #6886881 a different art style out of nowhere
- you can actually copy Timbougami's style with NovelAI V3. https://files.catbox.moe/qp151n.png , https://files.catbox.moe/3llg76.png

at a glance:
- post #6886881 right side shot: nonsense drawstrings + one hair strand melding with jacket on either side of her head, top left: dude has a cyclops-sized closed eye and hair strands seemingly doubling as eyebrows
- post #6901685 - backpack straps
- post #6887835 - area around and under the shimenawa has the rope, shirt and curtain melding into each other
- post #6886883 - broken wall/ceiling continuity
- post #6886877 - broken left ear continuity

Unless someone can make a case for significant human input being present in these, I'd tag them ai-generated rather than assisted. NAI v3 is insanely powerful out of the box, so wouldn't be surprised if most of them didn't even need inpainting, either.

Eurekaaaaaa said:

- post #6886877 Jahy's design is incorrect. she should have a cat-like hairstyle, and the outfit is also wrong (it should have an O-ring)

I'd say it's a bad statement. Artists can do whatever style they like, but her braid is definetely AI-gend inconsistent nonsense.

Marlor said:

https://danbooru.donmai.us/posts/6925355 all last year's works actually

This artist can draw and has the portfolio and speedpaints to show for it, but they apparently started using AI as a reference earlier this year, hence the shift from semi-western to standard anime style. Not the smartest way to study art seeing as they've gone as far as to adopt the AI-styled background jank which wasn't there before, but still. Can only be ai-assisted at most.

Diet_Soda said:

This artist can draw and has the portfolio and speedpaints to show for it, but they apparently started using AI as a reference earlier this year, hence the shift from semi-western to standard anime style. Not the smartest way to study art seeing as they've gone as far as to adopt the AI-styled background jank which wasn't there before, but still. Can only be ai-assisted at most.

Sad story

Eurekaaaaaa said:

All of Lividy artworks might be AI-generated+inpaint based on Timbougami's style with NovelAI V3

I'll add to this that all their images are 1280x1856, which is the resolution NovelAI outputs when you upscale gens using their site. I went ahead and flagged the remainder of their posts as AI-generated.
Seems they went ahead and deleted both their Pixiv and Twitter accounts too after being called out.

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