Blurry heart illusion (Takahashi et al. 2010)

The illusion proposed in 2010 in the illusion of the year contest by Kohske Takahashi, Ryosuke Niimi & Katsumi Watanabe, University of Tokyo, Japan
http://illusionoftheyear.com/2010/the-blurry-heart-illusion/

Takahashi K, Niimi R, Watanabe K, 2010, "Illusory motion induced by blurred red – blue edges" Perception 39(12) 1678 – 1680
http://www.fennel.rcast.u-tokyo.ac.jp/BRB-illusione.html

Friday illusion: Follow your hearts

Since February 10, 2014



An image close to their original

The left blurred heart appears to move as well as to contract after some eye movement. In addition, the left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 10)


A less blurred image

The left blurred heart appears to move as well as to expand after some eye movement. In addition, the left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 10)



An image with the green background

The left blurred heart appears to expand as well as to move after some eye movement. In addition, the left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 10)


A less blurred image

The left blurred heart appears to expand after some eye movement. In addition, the left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 10)



An image with the green background

The left blurred heart appears to move as well as to expand after some eye movement. In addition, the left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 10)


A less blurred image

The left blurred heart appears to expand after some eye movement. In addition, the left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 10)



An image with the purple background

The left blurred heart appears to move as well as to contract after some eye movement. In addition, the left heart appears to move leftward clumsily when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 10)




An image with the light-purple background

The left blurred heart appears to expand as well as to move after some eye movement. In addition, the left heart appears to move leftward clumsily when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 10)




An image with the gray background

The left blurred heart appears to expand as well as to move after some eye movement. In addition, the left heart appears to move leftward clumsily when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 11)




Cyan heart with the magenta background

The left blurred heart appears to move as well as to expand after some eye movement. In addition, the left heart appears to move leftward clumsily when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 10)




An image with the black background

A weaker effect is observed. In addition, the left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 10)


Magenta heart with the black background

The left blurred heart appears to contract in the peripheral vision, not to move so much. In addition, the left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 10)


Blue heart with the black background

The left blurred heart appears to contract in the peripheral vision, not to move so much. In addition, the left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 10)


Green heart with the black background

The left blurred heart appears to contract in the peripheral vision, not to move so much. In addition, the left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 10)


White heart with the black background

The left blurred heart appears to contract in the peripheral vision, not to move so much. In addition, the left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 10)


Yellow heart with the black background

The left blurred heart appears to contract in the peripheral vision, not to move so much. In addition, the left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 10)


Gray heart with the black background

The left blurred heart appears to contract in the peripheral vision, not to move so much. In addition, the left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 10)



Light-gray heart with the dark-gray background

The left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 10)


Black heart with the magenta background

The left blurred heart appears to expand in the peripheral vision, not to move so much. In addition, the left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 11)



Blue heart with the magenta background

The left blurred heart appears to expand in the peripheral vision, not to move so much. In addition, the left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 11)



Blue heart with the red background

The left blurred heart appears to expand in the peripheral vision as well as to move after some eye movement. In addition, the left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 11)



Magenta heart with the blue background

The left blurred heart appears to contract in the peripheral vision. In addition, the left heart appears to move leftward when obsevers approach the image fixating at the right heart.

produced Akiyoshi Kitaoka 2014 (February 14)


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