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Double-mirror illusion

journalofillusion.net

41–49 of 49 posts

Re: Double-mirror illusion

#41
post #30

On mobile, not only did I not get to see the images, I couldn't even leave the site by pressing back. On both chrome and FF on Android.

Yep. Very badly designed / tested UI.

Why can't most websites stick to the basics. Sigh!

I can't imagine what is so unique in presenting this article or this site's content that it requires so much of custom non-standard trickery.

Re: Double-mirror illusion

#43
post #16

For anyone who's confused about where to find the images: Click "Figures" in the sidebar on the right. For anyone who's confused about how this works: The objects aren't what they appear to be from any angle. In fact, they're weird mirror symmetric objects that bend backwards in ways you wouldn't expect. It's our shape recognition that makes them look flatter than they are. This also makes them look like asymmetric o…

I suppose it only works on camera. I can't imagine it works in person.

The article has a whole section "Robustness against changes in viewpoint" where it argues that it's good.

Re: Double-mirror illusion

#44
post #29

The apparent failure to mirror "correctly" left and right in this illusion reminds me of a great interview question I heard: why does a mirror reverse things left and right, but not flip them top and bottom? It can be fun to watch people scratch their head over it.

The interviewer took it from Feynman:

https://www.youtube.com/watch?v=6tuxLY94LXw

Re: Double-mirror illusion

#45

Please, for the love of god, stop with the custom scroll bars, and on the wrong side of the viewport, no less!

Accessibility would be too accessible. For extra fun, make the scrolls bars reversed and inverted axises. After all, it's not like there are disabled people who use assistive devices need simpler, properly-designed websites. Also, it's not GDPR compliant and demands acceptance of cookies.

Re: Double-mirror illusion

#49
post #16

For anyone who's confused about where to find the images: Click "Figures" in the sidebar on the right. For anyone who's confused about how this works: The objects aren't what they appear to be from any angle. In fact, they're weird mirror symmetric objects that bend backwards in ways you wouldn't expect. It's our shape recognition that makes them look flatter than they are. This also makes them look like asymmetric o…

Also you have to hold your phone sideways to see the sidebar.
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