In the description of the technology in the Collection section they explain that facial recognition systems mistake the patterns on the clothes for animals like

In the description of the technology in the Collection section they explain that facial recognition systems mistake the patterns on the clothes for animals like dogs, giraffes, and zebras. I don't know how this technology works. Is it not possible to train a system to say "human face" or not without accidental identifications of non-humans? Edit: (And thus not be fooled by this?)