This is nice! Thank you for posting it.
On Thu, Mar 5, 2015 at 4:59 PM, Charles S. Harris wrote:
> Colors of the dress
> Alan Gilchrist
>
> First note that the alternative color pairs that people see,
> white/gold or blue/black, have something
Colors of the dress
Alan Gilchrist
First note that the alternative color pairs that people see,
white/gold or blue/black, have something in common. In each case
the two colors stand in the same relationship to each other.
They differ only in the
Deborah Briihl wrote:
> This is the classic GilChrist study:
> http://nwkpsych.rutgers.edu/~alan/Gilchrist_Science_1977.pdf
>
> It is a lightness and color constancy experiment
>
> In the experiment above, people looked through a peephole into
> a set up which had 2 rooms. The front room was dark
y fades in.)
So, make of that what you will.
Lenore Frigo
lfr...@shastacollege.edu
From: Miguel Roig [ro...@stjohns.edu]
Sent: Saturday, February 28, 2015 4:06 AM
To: Teaching in the Psychological Sciences (TIPS)
Subject: RE: [tips] Is This Dress Red
Here's a couple of points to consider:
(1) To what extent is the perception of color hard-wired and
to what extent is it dependent upon experience and learning?
It is clear that trichromatic theory and opponent processing
are mostly "hard-wired" but color constancy appears to be
a top-down proces
I only get the digest so I'll have to wait for tomorrow morning to read any
more about this but we are just now covering sensation/perception in intro so
of course I had to talk about this in class. Most of the explanations I have
seen on tips so far do not account for the fact that two people c
interpretations of the amount of illumination present in the picture.
Miguel
From: Miguel Roig [ro...@stjohns.edu]
Sent: Saturday, February 28, 2015 12:52 AM
To: Teaching in the Psychological Sciences (TIPS)
Subject: RE: [tips] Is This Dress Red And Green
Sciences (TIPS)
Subject: RE: [tips] Is This Dress Red And Green?
Perhaps I am wrong, but my sense of the reported differences in the perceived
color of the dress are simply due to differing viewing conditions. I have to
believe that any _major_ individual difference in the perception of the dress
: Michael Palij
Subject: Re: [tips] Is This Dress Red And Green?
All of the offered solutions fail to appreciate an important
point which is why there is so much discussion about this
on social media:
Why is it that two people viewing the dress under the same
conditions perceive the dress as having d
I had not planned on talking about this at all in class today--I teach
Behavioral Pharmacology, so it didn't seem relevant. Much to my surprise,
several students practically pounced on me when they got to class. We had a
fun few-minutes conversation as those who had taken Sensation and
Perception t
On Feb 27, 2015, at 9:59 AM, Mike Palij wrote:
> Still looking for llamas.
I needed only to look through my windshield as I drove down a street west of
Phoenix yesterday.
The strangest think about it was not that they were llamas, but that their
coats looked blue/black to me, but white/gold
All of the offered solutions fail to appreciate an important
point which is why there is so much discussion about this
on social media:
Why is it that two people viewing the dress under the same
conditions perceive the dress as having different colors?
One needs to explain why there are individu
More on the illusion:
http://www.newyorker.com/cartoons/daily-cartoon/daily-cartoon-friday-february-27th-white-gold-blue-black-dress?mbid=social_facebook
:-)
C
_
Claudia J. Stanny, Ph.D.
Director
Center for University Teaching, Learning, and Assessme
Edwin Land explained it to us oh so long ago:
https://www.youtube.com/watch?v=3DiCvHiDWiY
Chris
…..
Christopher D Green
Department of Psychology
York University
Toronto, ON M3J 1P3
Canada
chri...@yorku.ca
http://www.yorku.ca/christo
...
On Feb 27, 2015, at 9:13 AM, Mike Palij wrote
Check out the cubes on Dale Purves web site to see very strong examples
of the effect of taking into account the illuminant.
http://www.purveslab.net/seeforyourself/
Ken
Kenneth M. Steele, Ph. D.s
To provide a demonstration of the phenomenon, you can edit the picture of
the dress by adjusting the contrast-I was able to find the point at which
the dress changed color for me-it could make a pretty nifty classroom
demonstration. BTW, I first tried cropping the image so that the
background was
This is the classic GilChrist study:
http://nwkpsych.rutgers.edu/~alan/Gilchrist_Science_1977.pdf
It is a lightness and color constancy experiment
In the experiment above, people looked through a peephole into a set up which
had 2 rooms. The front room was dark and the back room was lit. A white
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