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. 2015 Jul 10;15(7):16688–16709. doi: 10.3390/s150716688

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© 2015 by the authors; licensee MDPI, Basel, Switzerland.

This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/4.0/).

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AR.Drone 2.0 pictures from the frontal camera: (a) original image with radial distortion; (b) image obtained after the remap process with the calculated distortion parameters.