There are no zig-zag lines in the image. But I had to manually add the red curves to convince myself this was true.
Original paper : https://journals.sagepub.com/doi/full/10.1177/2041669517742178
Optical illusions are a nice reminder that knowledge is not the same as perception.
WHOA!
ReplyDeletehttps://lh3.googleusercontent.com/WIkc_Q0AsQfWnBAUIl0Oinhml_T9kWDxYs_L9pc9Bv0Ajw9ALADuRP1VbBtIwECtpyGjR2PSIiqir_JJoLBUeMDK6Nnb59NKHl1G=s0