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Comment by pbhjpbhj

8 years ago

Isn't there a problem with shadow contrast which makes features more difficult to pick out on darker skinned faces? I vaguely recall an East Asian developer giving that reason for why he developed on Western data-sets.

Most likely it’s an issue with contrast and overall darker skin colour.

Can be solved by illuminating the face with IR though, which should work across all ethnicities.

  • Yes, but then you need special equipment rather than standard cameras (that usually filter IR); which would prove the point that it's about physical limitations rather than racism.

    • Most cheap cameras actually don't filter out IR; it often shows up as blue or purple. You can use this fact to see if an IR remote is working -- just shine it at your cellphone camera or webcam. Whether there's enough IR sensitivity to be able to illuminate a face is another question.

I find this phenomenon of protecting oneself from being called racist fascinating. Your opinion is not exactly racist, but you had to bring up another minority, in case someone accuses you?