Presentation 2014-09-11
A Generation Scheme of Protected Templates Based on Orthogonal Transforms for Biometrics
Ibuki NAKAMURA, Takashi KURAKAMI, Yoshihide TONOMURA, Hitoshi KIYA,
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Abstract(in English) Since biometric features are personal and irrevocable data, some schemes which protect the features (templates) extracted from biometric information are indispensable. This paper proposes a new scheme to generate protected templates based on the energy conservation law of orthogonal transforms for biometrics authentification. The proposed scheme can generate cancelable templates protected by a random number sequence. Furthermore, the Euclid distance between protected templates is exactly the same as that between original ones. From this feature, there is no degradation of recognition performance in any solving problem of l^2 norm minimization, for biometrics authentification methods based on linear combination of training templates and query ones. The proposed method is also applied to some face recognition experiments by using the down-sampling method and the random projection method respectively, which are typical template generation methods, to verify the effectiveness of the proposed method.
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Keyword(in English) Biometrics / Template protection / Cancelable biometrics
Paper # SIS2014-52
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Committee SIS
Conference Date 2014/9/4(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Generation Scheme of Protected Templates Based on Orthogonal Transforms for Biometrics
Sub Title (in English)
Keyword(1) Biometrics
Keyword(2) Template protection
Keyword(3) Cancelable biometrics
1st Author's Name Ibuki NAKAMURA
1st Author's Affiliation Tokyo Metropolitan University Information and Communication Systems()
2nd Author's Name Takashi KURAKAMI
2nd Author's Affiliation Tokyo Metropolitan University Information and Communication Systems
3rd Author's Name Yoshihide TONOMURA
3rd Author's Affiliation NTT Network Innovation Laboratories, Nippon Telegraph and Telephone Corp.
4th Author's Name Hitoshi KIYA
4th Author's Affiliation Tokyo Metropolitan University Information and Communication Systems
Date 2014-09-11
Paper # SIS2014-52
Volume (vol) vol.114
Number (no) 205
Page pp.pp.-
#Pages 6
Date of Issue