Takao MURAKAMI


Modality Selection Attacks and Modality Restriction in Likelihood-Ratio Based Biometric Score Fusion
Takao MURAKAMI Yosuke KAGA Kenta TAKAHASHI 
Publication:   
Publication Date: 2017/12/01
Vol. E100-A  No. 12  pp. 3023-3037
Type of Manuscript:  PAPER
Category: Biometrics
Keyword: 
multibiometric fusionlikelihood ratiomodality selection attackKL divergencegoat
 Summary | Full Text:PDF(2.8MB)

Information-Theoretic Performance Evaluation of Multibiometric Fusion under Modality Selection Attacks
Takao MURAKAMI Yosuke KAGA Kenta TAKAHASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/05/01
Vol. E99-A  No. 5  pp. 929-942
Type of Manuscript:  PAPER
Category: Cryptography and Information Security
Keyword: 
multibiometric authenticationlog-likelihood ratiomodality selection attackspassword entropyKL divergence
 Summary | Full Text:PDF(1.4MB)

A General Framework and Algorithms for Score Level Indexing and Fusion in Biometric Identification
Takao MURAKAMI Kenta TAKAHASHI Kanta MATSUURA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2014/03/01
Vol. E97-D  No. 3  pp. 510-523
Type of Manuscript:  PAPER
Category: Information Network
Keyword: 
biometric identificationscore level fusionmissing scoremetric space indexingpseudo-scoremulti-biometric search
 Summary | Full Text:PDF(1.2MB)