Color-based iris verification

  • Authors:
  • Emine Krichen;Mohamed Chenafa;Sonia Garcia-Salicetti;Bernadette Dorizzi

  • Affiliations:
  • Institut National des Télécommunications, Evry France;Institut National des Télécommunications, Evry France;Institut National des Télécommunications, Evry France;Institut National des Télécommunications, Evry France

  • Venue:
  • ICB'07 Proceedings of the 2007 international conference on Advances in Biometrics
  • Year:
  • 2007

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Abstract

In this paper we propose a novel iris recognition method for iris images acquired under normal light illumination. We exploit the color information as we compare the distributions of common colors between a reference image and a test image using a modified Hausdorff distance. Tests have been made on the UBIRIS public database and on the IRIS_INT database acquired by our team. Comparisons with two iris reference systems in controlled scenario show a significant improvement when using color information instead of texture information. On uncontrolled scenarios, we propose a quality measure on colors in order to select good images from bad ones in the comparison process.