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Ability to detect a tag should depend mostly on how big it appears in the image.

How big it appears in the image depends on the following:

  • camera focal length
  • image resolution
  • working distance

Ability to detect a tag should depend mostly on how big it appears in the image.image (other criterion are image quality, image sharpness, blurness, image lightness, ...).

How big it appears in the image depends on the following:

  • camera focal length
  • image resolution
  • working distance