NPR has reported that the dress is actually blue and black, not white and
gold.
Tina
On Fri, Feb 27, 2015 at 1:47 PM, Chuck Norcutt <
chucknorcutt@xxxxxxxxxxxxxxxx> wrote:
> I saw that and wondered what was going on. As far as I'm concerned it's a
> case of color blindness. I downloaded the image and I see white and gold.
> Looking at the histogram I can see why. The histogram says I should be
> seeing white and I am except for a small blue tint due to the dress being
> in shade.
>
> When I adjusted the image to drastically reduce the red component and
> slightly reduce the green component (a common form of color blindness) then
> I see that the white has turned blue and the gold has turned black.
>
> But 25% is a pretty large number for color blindness although it does vary
> significantly in different populations because of the genetic component.
>
> Wiki says:
> Color blindness affects a significant number of people, although exact
> proportions vary among groups. In Australia, for example, it occurs in
> about 8 percent of males and only about 0.4 percent of females. Isolated
> communities with a restricted gene pool sometimes produce high proportions
> of color blindness, including the less usual types. Examples include rural
> Finland, Hungary, and some of the Scottish islands. In the United States,
> about 7 percent of the male population—or about 10.5 million men—and 0.4
> percent of the female population either cannot distinguish red from green,
> or see red and green differently from how others do (Howard Hughes Medical
> Institute, 2006). More than 95 percent of all variations in human color
> vision involve the red and green receptors in male eyes. It is very rare
> for males or females to be "blind" to the blue end of the spectrum.
>
> Chuck Norcutt
>
> On 2/27/2015 11:09 AM, C.H.Ling wrote:
>
>> There is an interesting discussion going on the Internet.
>>
>> http://www.businessinsider.com/white-and-gold-black-and-blue-dress-2015-2
>>
>> Here is the votes in our house -
>>
>> Blue and Black - me, my wife and our young son.
>>
>> White and gold - our elder son.
>>
>> One survey says 75% see white/gold and 25% see blue/black, I never
>> thought this would happen.
>>
>>
>> C.H.Ling
>>
>> --
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--
Tina Manley
www.tinamanley.com
tina-manley.artistwebsites.com
http://www.alamy.com/stock-photography/3B49552F-90A0-4D0A-A11D-2175C937AA91/Tina+Manley.html
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