• BarneyPiccolo@lemmy.today
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    3 hours ago

    The first one looks like a bottle, the second looks chubbier, and the third looks great.

    Very effective demonstration, actually kind of impressive how successful it was.

    • Rekorse@sh.itjust.works
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      2 hours ago

      She has different proportions in each picture. I can’t tell if it was three different pictures, or they edited one picture and shaved down some spots depending on the dress.

      • Jimjim@lemmy.world
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        2 hours ago

        Also the i think the different collars matters. Low No collar, high black collar, high no collar.

      • BarneyPiccolo@lemmy.today
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        3 hours ago

        When they said the same pose, they just mean they are front facing, arms to the side, as opposed to different positions for each dress. It’s pretty darn close. She had to change dresses between shots, so the poses aren’t going to be perfectly identical, but they are close enough to make the point that a person looks different depending on the stripes.

        Do you really think that extra half inch of daylight between her arm and leg somehow faked the result?

  • daannii@lemmy.world
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    19 hours ago

    Razzle dazzle camouflage!

    I’m genuinely surprised so many people are familiar with this.

    It’s something talked about in perception courses/classes.

    The lines make it difficult for humans and machines to accurately gauge depth perception.

    For humans it’s related to mach bands. And the way lateral inhibition works.

    https://en.wikipedia.org/wiki/Mach_bands https://en.wikipedia.org/w/index.php?title=Lateral_inhibition&wprov=rarw1

    • BarneyPiccolo@lemmy.today
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      3 hours ago

      I’m genuinely surprised so many people are familiar with this.

      It’s the Internet. By now, a lot of people have seen photos of those striped WWII ships.

      • BarneyPiccolo@lemmy.today
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        3 hours ago

        Maybe if the stripes were across your face, nobody would notice you. I think the diagonal stripes would make your face look less fat.

      • daannii@lemmy.world
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        7 hours ago

        So the movement gait tracking would likely be impacted by this. Almost certainly. Since it heavily relies on leg movements and stride distance, even wearing a pair of dazzle pants with a regular shirt could, in theory, do a decent job.

        But not sure if there is any research on it. I’ll have to look into this.

        As for painting the face in this pattern. It’s less likely to work. Because facial recognition looks for specific feature ratios and ignores the rest. (However wearing a mesh scarf covering the face (no eye holes,) with the pattern, would be successful). But any mesh pattern would do this.

        Those geometric artistic face makeup guides you see are worthless. There is actual research on that.

        They don’t work.

        But what does work is altering the ratios of your eyes. Because that’s what facial recognition software mostly uses.

        1. Wear sunglasses that also block infrared. Easiest.

        2. Wear colored contact lenses that expand the size of your iris. Quite a lot do. Especially costume ones. Average iris is around 9-11mm. Costume colored lenses range from 13-15mm. You can even get some that completely cover the whites of the eyes. Tho I hear they are uncomfortable.

        3. Use makeup tricks to make your eyes look longer or taller. There are anime makeup tutorials that do just that.

        4. Add age lines. Research shows that older faces and faces with age lines added with paint/makeup , really screw up recognition.

        5. Be black. Recognition software has a lot of false matches for African Americans. Especially African American women.

        • BarneyPiccolo@lemmy.today
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          2 hours ago

          We had a bank robbery on my town a while back, a guy with a hoodie, so it was tough to get a good look at his face.

          They finally figured out that he was wearing a new type of mask made out of black stretchy material, with a face screen printed on the front of it, mostly celebrities. When put on, and disguised with a hoodie, it seems like it could fool facial rec pretty easily.

          Banks be wondering how they keep getting robbed by Kobe Bryant. It would be a good thing to wear to a potentially violent rally.

  • Stalinwolf@lemmy.ca
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    18 hours ago

    Despite being the same lovely woman, I am infinitely more attracted to her in the horizontal stripes.

  • Nurse_Robot@lemmy.world
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    1 day ago

    Something feels manipulated about this, but it also feels like the author/photographer went out of their way to make sure you couldn’t prove it was manipulated

    • GreenShimada@lemmy.world
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      1 day ago

      What you’re likely seeing as throwing you off is differences because this is an actual human wearing this - PLUS it’s essentially an optical illusion. This isn’t 3 versions of the same image with just the pattern changed. So yeah, these are actually not perfectly matching up if you overlay them on top of each other. I wouldn’t say manipulated per se, just that they’re 3 different images so they’ll have some differences.

      • rumba@lemmy.zip
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        20 hours ago

        Yup.

        So let’s take the body/pose on the right, copy it to all three positions mask the dress only, and overlay only the dress pattern in the same mask to actually show the differences between the patterns only.

      • ClamDrinker@lemmy.world
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        21 hours ago

        I agree with you, but if you measure the width of the dress at the tip of her fingers, the left and right are about 99-100 pixels, while the middle one is 105 pixels wide. Her face in all three images is about 38-39 pixels wide (measured at the earlobe), so that rules out they stretched the entire image slightly. But 5 pixels is significant enough to kind of muddy the validity of the OP’s message since it no longer rules out all but the appearance of the dress. It sadly happens that sometimes effects are exaggerated, even when there is a real effect at play.

        • GreenShimada@lemmy.world
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          14 hours ago

          Yeah, for sure. When I did the overlay I noticed the hands didn’t match up, so I had to look close at the pose to see it’s 3 different images with 3 different real dresses. Sort of defeats the purpose of doing this entirely.

    • rdri@lemmy.world
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      1 day ago

      If you zoom in and measure distances in pixels you’ll see it’s manipulated.

      • rumba@lemmy.zip
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        21 hours ago

        Bingo

        Look at the amount of visible background inside the elbows. They are each increasing in conforming the body as you move to the right.

  • Smoogs@lemmy.world
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    1 day ago

    It’s funny how they also represent an era. Vertical stripes=50s horizontal=90s/early 2000s, slanted =futurama

  • DearMoogle@piefed.social
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    2 days ago

    Brb tossing out any horizontal stripes I have left from my closet.

    Wait what about flannel? The stripes are perpendicular, so would they cancel each other out?🤔

    • LifeInMultipleChoice@lemmy.world
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      2 days ago

      Horizontal lines are known to do that but I think the photos aren’t equivalent either way. If you cover the dress up or shoulders down, the middle one has a bigger gap between her legs and wider face without being able to see the stripes from what I see.

      • Master@sh.itjust.works
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        2 days ago

        Loading it into an editor she has about an inch less per hip in the diagonal picture. Its pretty significant.

    • [object Object]@lemmy.world
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      2 days ago

      Horizontal stripes actually look great on a skinny person. Or any person, if the pattern is good by itself — while these black/white stripes aren’t really a shining example of that (though they would work on a twig-shaped heroine in a 60s French new-wave film).

      Vertical stripes are typically boring imo.

    • taiyang@lemmy.world
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      2 days ago

      Flannel’s plaid disrupts any curves so it’s pretty good for covering up bellies in particular. A big reason I’m a fan of the season of flannel (plus scarfs are nice, too).

      • TexasDrunk@lemmy.world
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        2 days ago

        Plaid is great in all seasons. I have many pearl snap plaid shirts ranging from thick and warm flannel to super thin beach flannel to just the cotton shirts.

  • ilinamorato@lemmy.world
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    2 days ago

    First one: I better watch out, she’ll call a foul on me

    Second one: I better watch out, she’s probably a felon on the run

    Third one: I can’t watch out because I don’t know where she is

  • melvisntnormal@feddit.uk
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    1 day ago

    Can someone repost this using something other than Imgur? They block the UK and Mullvad (though if someone is using Mullvad and can access it, let me know what server you’re using please)

    EDIT: nevermind, I can see it through the web version of Lemmy, just not through Sync or Imgur directly

  • Komodo Rodeo@lemmy.world
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    2 days ago

    (from left to right) a) trying to look slim b) about to escape from prison in 1930 c) trying to confound enemy nation’s Navy