A New Adaptive Combination Approach to Score Level Fusion for Face and Iris Biometrics Combining Wavelets and Statistical Moments

  • Authors:
  • Nicolas Morizet;Jérôme Gilles

  • Affiliations:
  • Department of Electronics, Institut Supérieur d'Électronique de Paris (I.S.E.P.),;Department of Space Observation Intelligence (SOI) and UAV, French MoD,

  • Venue:
  • ISVC '08 Proceedings of the 4th International Symposium on Advances in Visual Computing, Part II
  • Year:
  • 2008

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Abstract

In this paper, we present a new combination technique to fusescores deriving from face and iris biometric matchers. Based on aprecise statistical analysis of bootstrapped match scores derivingfrom similarity matrices, we show the utility of wavelet denoisingon normalized scores. Then, we use an adaptive fusion rule based onthe maximization of a cost function combining user-specificweights, a separation distance and statistical moments. Experimentsare conducted on FERET and CASIA databases and results show thatour proposed method outperforms by 70% some of the best currentcombination approaches in terms of Equal Error Rates (EER), andreaches a Genuine Accept Rate (GAR) equals to 100% at a FalseAccept Rate (FAR) of 7×10-4%.