Fiducial Markers

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Overview

An overview article:


Interesting just for me:

Markers overviwew


Software

ARtag


reacTIVision

  • reacTIVision project page (sourceforge.net)
  • fidgen -- fiducial markers generator (code.google.com)

Experiments

ReacTIVision

USB Camera 352 x 288 / 15fps used. reacTIVision for windows binary 1.4.

Basic recognition works quite well

Experiment1.png

Also partially hidden image is recognized

Experiment2.png

But sometimes even larger one is not

Experiment3.png

Smalest image recognized properly

Experiment4.png

In larger distance, image is too small to identify

Experiment5.png


QR code

Even the simpe QR code containg less than 10 ASCI letters is not recognized:

Experiment7.png

Could not find any barcode in the uploaded image.