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What color is this dress? -- And why do some see it as white and gold and others see it as black and blue?

My hypothesis: The world accidentally stumbled upon the first (to my knowledge) bi-stable color illusion Here is an example of bistable illusion: This bistable illusion involves the perception of ...
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14 votes
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How do the blind dream?

You may want to read Meaidi et al (2014). They obtained dream reports from congenitally blind, late blind, and matched sighted controls. To quote the abstract, they found: All blind participants ...
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11 votes
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What is the psychological effect of wearing black clothes?

This question is studied within the fields of color psychology and enclothed cognition (e.g., Adam and Galinsky, 2012), currently a hot/controversial topic in cognitive science. Without addressing the ...
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9 votes
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Acoustic and light wave coherency?

First I have to say that the wavelengths of light are on a totally different order of magnitude than sound. So the parallel drawn in your question "do light waves, for example one with the same wave ...
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6 votes
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Binaural Beats meets Sound-Color-Synesthesia

Unfortunately, it appears there is currently no research investigating how synaesthetes experience the binaural beats effect. If any such research does exist, it does not appear to be available (in ...
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5 votes
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How do we know what colors animals perceive?

There are some levels of confusion in this in question, but basically we can test what wavelengths animals perceive (simple behavioral tests, e.g. training & testing them to distinguish a certain ...
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5 votes
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Why do colors affect emotion?

Our emotional responses to colors is based on two factors : innate behavior and acquired behavior (aslo known as nature and nurture). Innate behavior is build in our genes, it is instinctive and ...
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5 votes

What color is this dress? -- And why do some see it as white and gold and others see it as black and blue?

There is an interesting demonstration in this YouTube video (4:10 minutes) by Jean-Francoir Gariépy which shows a difference in the color perception depending on whether the dress is scanned from the ...
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4 votes
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Why clothes' color is different than it appeared in stores?

It's difficult to say why this happened in your particular situation, but one contributing factor may be that color perception is relative. How a particular color is perceived depends on the ...
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3 votes

Importance of colors in learning process?

You asked for an article that discusses the latest discoveries about how visualization, specially colors and moving images are important in the process of learning....It would be nice to know about ...
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3 votes

Can color blindness be treated with image filtering technology?

Short answer Lost spectral sensitivity in bichromats or monochromats cannot be made up for by technology. The only thing technology can do is to process the visual image and shift its spectral content ...
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3 votes
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Is Paul's Churchland claim about qualia supported by science?

Read further down to The neural basis of qualia V.S. Ramachandran and Edward Hubbard of the Center for Brain and Cognition at UCSD argue that Mary might do one of three things upon seeing a ...
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3 votes

Acoustic and light wave coherency?

Comparing the two gets into metaphysics. There have been theories of a 'light octave', since IR to UV is not terribly far from a single octave. Basically, in the standard sense, no, our vision does ...
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  • 131
3 votes

Has the inverted spectrum thought experiment ever been conducted (and if not, why)?

I don't think inverted prism goggles would be a satisfactory way to empirically test the thought experiment. A key axiom of the argument is that there are no physical changes to our brains or bodies; ...
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2 votes

Why clothes' color is different than it appeared in stores?

The issue is probably the same as with fruits. Different lights produce different appearance. LED light has been shown to produce daylight appearance. I however can't find a high quality source. http:...
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2 votes
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psychologically , which color for which lesson?

I haven't ever seen material which describes links between colors and some knowledge fields. To my mind, it depends on your own experience. But there are a lot of material about common feelings of ...
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2 votes
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Is synesthesia tied to experience?

Can synesthesia make a person feel "new" color (or any other experience)? The answer may be yes. You can find this quote “V. S. Ramachandran and E. M. Hubbard (in their 2001 PRSL paper) described a ...
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1 vote
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What scientific evidence is there for the definable real world quality of redness independent our perception?

Short answer None. Background First off, I am not familiar with the principles as laid out in your question posed by Goethe and Feigenbaum (I'll look into these people, thanks for the pointer!). ...
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1 vote

Are there any definitions of the perception & JND of the colour of light approximately like how the Weber Law defines it for the brightness of light?

Most obervers can differentiate about a million different colors (Halsey & Chapanis, 1951). Generally this is referred to as the JND of hue. The difference between the definition of color and hue ...
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1 vote
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Why does "bulk" yellow ink look red?

Not all liquid or things that are yellow become red when they exist in large quantity. For example, beer, vegetable oil, and normal urine never look red even in large quantity, like in a vat. It ...
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1 vote

Why is deltaE not used as a measure of error?

Short answer To me, it seems perfectly feasible to use deltaE both as dependent and independent variable of color difference. Background DeltaE (Fig. 1) can be used to generate the target stimuli by ...
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1 vote
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Quantifying chromatic adaptations made by the brain

You have specifically asked about the "adaptations done by the brain" in your initial question and an interest in "what has been done towards finding the formula and what it was ...
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  • 1,154
1 vote

Why clothes' color is different than it appeared in stores?

Lighting in the store makes a lot of difference. Though there isn't much incandescent any more, florescent bulbs vary. The reflective properties of the area matter, too. My biggest problem is matching ...
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1 vote

Is there an explanation of why some colors seem to move forward/backward on a 2D plane?

Lenses, both in glasses and in the eye, refract light of different wavelengths by different amounts. This is the well known prism effect. Opticians do their best to correct for it but it is inevitable ...
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