Presentation of an article : Image quality assessment for fake biometric detection application to...

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´ Evaluation de la qualit´ e d’images pour la s´ ecurit´ e biom´ etrique (IQA) Application ` a l’iris, ` a l’empreinte digitale et ` a la reconnaissance faciale Adil OULGHARD Universit´ e Mohammed V Rabat Facult´ e des sciences Rabat Sous la demande de Mr: Pr. Ahmed Drissi El Maliani, Facult´ e des sciences de F` es. 6 f´ evrier 2017

Transcript of Presentation of an article : Image quality assessment for fake biometric detection application to...

Page 1: Presentation  of an article : Image quality assessment for fake biometric detection application to iris fingerprint and face recognition

Evaluation de la qualite d’images pour la securitebiometrique (IQA)

Application a l’iris, a l’empreinte digitale et a la reconnaissancefaciale

Adil OULGHARD

Universite Mohammed V Rabat

Faculte des sciences Rabat

Sous la demande de Mr:

Pr. Ahmed Drissi El Maliani,Faculte des sciences de Fes.

6 fevrier 2017

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Introduction Objectifs Hypothese Methode Experience et resultat Conclusion

Plan

Introduction

Objectifs

Hypothese

Methode

Experience et resultat

Conclusion

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Introduction Objectifs Hypothese Methode Experience et resultat Conclusion

Applications

Visage 2DEmpreintes digital Iris

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Introduction Objectifs Hypothese Methode Experience et resultat Conclusion

Classification : Attaques et Methodes

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Introduction Objectifs Hypothese Methode Experience et resultat Conclusion

Probleme

Manque de generalite des methodes actuels

Exemples :

• La frequence des cretes et des vallees dans les empreintesdigitales

• La dilatation pupillaire de l’œil

Objectif

Fournir une methode de capacite multi-biometrique etmulti-attaque

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Introduction Objectifs Hypothese Methode Experience et resultat Conclusion

Hypothese

Une fausse image ait une qualite differente de celle d’unechantillon reel

Differences de qualite attendues :

• Degre de nettete

• Niveaux de couleur et de luminance

• Entropie (Qualite d’infos trouve dans les deux types d’images)

• Distorsion structurelles

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Introduction Objectifs Hypothese Methode Experience et resultat Conclusion

Diagramme de l’approche de detection

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Introduction Objectifs Hypothese Methode Experience et resultat Conclusion

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Introduction Objectifs Hypothese Methode Experience et resultat Conclusion

25 Mesures de qualite d’image

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Introduction Objectifs Hypothese Methode Experience et resultat Conclusion

25 Mesures de qualite d’image

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Introduction Objectifs Hypothese Methode Experience et resultat Conclusion

Experience et resultat

• FGR :False Genuine Rate

• FFR :False Fake Rate

• HTER :HTER=(FGR+FFR)/2

• Temps moyen d’execution

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Introduction Objectifs Hypothese Methode Experience et resultat Conclusion

Experience Iris

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Resultat Iris

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Introduction Objectifs Hypothese Methode Experience et resultat Conclusion

Experience Empreintes digital

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Introduction Objectifs Hypothese Methode Experience et resultat Conclusion

Resultat Empreintes digital

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Introduction Objectifs Hypothese Methode Experience et resultat Conclusion

Experience Visage 2D

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Resultat Visage 2D

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Introduction Objectifs Hypothese Methode Experience et resultat Conclusion

Conclusion

• Hypothese valide

• Multi-attaque

• Multi-biometrique

• Avantageux

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