I don't understand why the choice of colorspace used to represent the person's f... | Hacker News

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nextstep on May 10, 2012 | parent | context | favorite | on: Using OpenCV To Determine Skin Tone Diversity Of T...

I don't understand why the choice of colorspace used to represent the person's face matters. The lighting used when the photo was taken can alter the apparent skin tone, possibly to another natural looking skin tone.

excuse-me on May 11, 2012 [–]

Because you are using relative colors so the brightness ()and to an extent the color) of lighting largely cancels out.

Unless of course you take a very pale blonde person and light them with a brown spotlight!

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