Visual completion 2

since July 9, 2009


"Sea of clouds"

There appears to be a sea of clouds (contrast modulation-induced visual phantoms).

Copyright Akiyoshi Kitaoka 2016 (July 20)


"Illusory yellowish grating"

The grating appears to be yellowish, though it is white except gray dots.

Copyright Akiyoshi Kitaoka 2016 (April 2)


"Illusory yellowish grating"

The grating appears to be yellowish, though it is light-gray except white dots.

Copyright Akiyoshi Kitaoka 2016 (April 2)


"Akiyoshi"

Akiyoshi may be discernible.

Copyright Akiyoshi Kitaoka 2015 (October 10)


"Akiyoshi"

Akiyoshi may be discernible.

Copyright Akiyoshi Kitaoka 2015 (October 11)

A blurred image impeoves visiblity.



"Red light rays"

Something reddish appears to scintillate in black dots, from which red light rays appear to be emitted in the oblique directions.

Copyright Akiyoshi Kitaoka 2014 (January 24)



"Mach band flowers"

Completion of Mach bands is observed.

Copyright Akiyoshi Kitaoka 2011 (May 30)



"Tomatoes"

If observers watch the star placed at the center, tomatoes appear to lose their freshness rapidly. In addition, black circles appear to get distorted to be angular; this phenomenon was proposed by Hiroyuki Ito in 2007.

Copyright Akiyoshi Kitaoka 2011 (January 21)

Ito H, 2007, "Perceptual transformation of a circle and its afterimage" Perception 36 ECVP Abstract Supplement



"Oh dear!"

Yellowish areas in each eye are physically the same white as the surround.

Copyright Akiyoshi Kitaoka 2011 (January 10)



"Neon snakes"

The white background of the top-left image appears to be yellowish while the black background of the bottom-right image appears to be bluish.

Copyright Akiyoshi Kitaoka 2010 (November 9)

Stimulated by one of Jasmina's works



"Spectrum spreading"

Color appears to spread into the background white.

Copyright Akiyoshi Kitaoka 2010 (July 23)



"Spectrum spreading at night"

Color appears to spread into the background black.

Copyright Akiyoshi Kitaoka 2010 (July 23)



"Amodal completion: three variations"

(A) A boy with a long body might be seen. (B) The boy appears to have legs though they are not shown. (C) A boy appears to be hidden.

Copyright Akiyoshi Kitaoka 2009 (July 9)

References

Kanizsa, G. (1980) Grammatica del vedere. Saggi su percezione e gestalt. Bologna: Societá editrice il Milino.


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