Takao Murakami

J-GLOBAL         Last updated: Sep 12, 2019 at 13:15
 
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Name
Takao Murakami
URL
https://staff.aist.go.jp/takao-murakami/
Affiliation
National Institute of Advanced Industrial Science and Technology
Job title
Senior Research Scientist
Degree
Ph.D.(The University of Tokyo)
Research funding number
80587981
ORCID ID
0000-0002-5110-1261

Research Areas

 
 

Academic & Professional Experience

 
Nov 2018
 - 
Today
Senior Research Scientist, CPSEC, AIST
 
Oct 2018
 - 
Oct 2018
Senior Research Scientist, ITRI, AIST
 
Apr 2015
 - 
Sep 2018
Researcher, ITRI, AIST
 
Apr 2014
 - 
Mar 2015
Researcher, RISEC, AIST
 
Apr 2011
 - 
Mar 2014
Researcher, Yokohama Research Laboratory, Hitachi, Ltd.
 
Apr 2006
 - 
Mar 2011
Researcher, Systems Development Laboratory, Hitachi, Ltd.
 

Education

 
Apr 2011
 - 
Mar 2014
Doctoral Course of the Graduate School of Information Science and Technology, The University of Tokyo
 
Apr 2004
 - 
Mar 2006
Master's Course of the Graduate School of Information Science and Technology, The University of Tokyo
 
Apr 2000
 - 
Mar 2004
School of Engineering, The University of Tokyo
 

Committee Memberships

 
May 2019
 - 
Oct 2020
PETS2020 Program Committee / PoPETs2020 Editorial Board member
 
May 2018
 - 
Oct 2019
PETS2019 Program Committee / PoPETs2019 Editorial Board member
 
Oct 2018
 - 
Aug 2017
PETS2018 Program Committee / PoPETs2018 Editorial Board member
 

Awards & Honors

 
Oct 2016
15th DOCOMO Mobile Science Award (Advanced Technology Award of Excellence)
Winner: Kenta Takahashi, Goichiro Hanaoka, Takao Murakami, Takahiro Matsuda
 
Aug 2015
IEEE TrustCom2015 Best Paper Award
Winner: Takao Murakami, Atsunori Kanemura, Hideitsu Hino
 
Mar 2014
Dean's Award of the Graduate School of Information Science and Technology, the University of Tokyo
 
Sep 2012
IEEE BTAS2012 Best Reviewed Paper
Winner: Takao Murakami, Kenta Takahashi, Kanta Matsuura
 
Jul 2011
ACM SISAP2011 Best Paper
Winner: Takao Murakami, Kenta Takahashi, Susumu Serita, Yasuhiro Fujii
 
Mar 2011
IPSJ Yamashita SIG Research Award
 
Oct 2008
CSS2008 Best Paper Award
Winner: Takao Murakami, Kenta Takahashi
 

Published Papers

 
Local Distribution Obfuscation via Probability Coupling
Yusuke Kawamoto, Takao Murakami
Proceedings of the 57th Annual Allerton Conference on Communication, Control, and Computing (Allerton 2019) (to appear)      2019   [Refereed]
Local Obfuscation Mechanisms for Hiding Probability Distributions
Yusuke Kawamoto, Takao Murakami
Proceedings of the 24th European Symposium on Research in Computer Security (ESORICS 2019) (to appear)      2019   [Refereed]
Utility-Optimized Local Differential Privacy Mechanisms for Distribution Estimation
Takao Murakami, Yusuke Kawamoto
Proceedings of the 28th USENIX Security Symposium (USENIX Security 2019) (to appear)      2019   [Refereed]
Cancelable Permutation-based Indexing for Secure and Efficient Biometric Identification
Takao Murakami, Ryo Fujita, Tetsushi Ohki, Yosuke Kaga, Masakazu Fujio, Kenta Takahashi
IEEE Access   7 45563-45582   2019   [Refereed]
Signature Schemes with a Fuzzy Private Key
Kenta Takahashi, Takahiro Matsuda, Takao Murakami, Goichiro Hanaoka, Masakatsu Nishigaki
International Journal of Information Security   18(5) 581-617   2019   [Refereed]
Improved Security Evaluation Techniques for Imperfect Randomness from Arbitrary Distributions
Takahiro Matsuda, Kenta Takahashi, Takao Murakami, Goichiro Hanaoka
Proceedings of the 22nd International Conference on Practice and Theory of Public Key Cryptography (PKC 2019) (to appear)      2019   [Refereed]
Cancelable Indexing Based on Low-rank Approximation of Correlation-invariant Random Filtering for Fast and Secure Biometric Identification
Takao Murakami, Tetsushi Ohki, Yosuke Kaga, Masakazu Fujio, Kenta Takahashi
Elsevier Pattern Recognition Letters (to appear)      2018   [Refereed]
Seira Hidano, Takao Murakami, Shuichi Katsumata, Shinsaku Kiyomoto, Goichiro Hanaoka
IEICE Transactions on Information and Systems   101-D(11) 2665-2676   2018   [Refereed]
A Generalization of the Theory of Biometric System Entropy
Kenta Takahashi, Takao Murakami
Proceedings of the 2018 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2018)   1-6   2018   [Refereed]
On the Anonymization of Differentially Private Location Obfuscation
Yusuke Kawamoto, Takao Murakami
Proceedings of the 2018 International Symposium on Information Theory and Its Applications (ISITA 2018)   159-163   2018   [Refereed]
A Succinct Model for Re-identification of Mobility Traces Based on Small Training Data
Takao Murakami
Proceedings of the 2018 International Symposium on Information Theory and Its Applications (ISITA 2018)   164-168   2018   [Refereed]
Masakazu Fujio,Yosuke Kaga,Takao Murakami,Tetsushi Ohki,Kenta Takahashi
Proceedings of the 11th International Conference on Bio-inspired Systems and Signal Processing (BIOSIGNALS 2018)   54-62   2018   [Refereed]
Takao Murakami,Hideitsu Hino,Jun Sakuma
Proceedings on Privacy Enhancing Technologies (PoPETs)   2018(3) 84-104   2018   [Refereed]
Ryo Nojima,Hidenobu Oguri,Hiroaki Kikuchi,Hiroshi Nakagawa,Koki Hamada,Takao Murakami,Yuji Yamaoka,Chiemi Watanabe
Journal of Information Processing   26 477-485   2018   [Refereed]
Seira Hidano, Takao Murakami, Shuichi Katsumata, Shinsaku Kiyomoto, Goichiro Hanaoka
Proceedings of the 15th International Conference on Privacy, Security, and Trust (PST 2017)      2017   [Refereed]
Yosuke Kaga,Masakazu Fujio,Ken Naganuma,Kenta Takahashi,Takao Murakami,Tetsushi Ohki,Masakatsu Nishigaki
Proceedings of the 3rd International Symposium on Security and Privacy in Social Networks and Big Data (SocialSec 2017)   877-891   2017   [Refereed]
Takao Murakami, Atsunori Kanemura, Hideitsu Hino
IEEE Transactions on Information Forensics and Security   12(3) 689-704   2017   [Refereed]
Takao Murakami
Proceedings on Privacy Enhancing Technologies (PoPETs)   2017(4) 138-155   2017   [Refereed]
Takao Murakami,Yosuke Kaga,Kenta Takahashi
IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences   100-A(12) 3023-3037   2017   [Refereed]
Takao Murakami,Yosuke Kaga,Kenta Takahashi
Proceedings of the 23rd International Conference on Pattern Recognition (ICPR 2016)   3036-3042   2016   [Refereed]
Takahiro Matsuda, Kenta Takahashi, Takao Murakami, Goichiro Hanaoka
International Conference on Applied Cryptography and Network Security (ACNS 2016)   97-116   2016   [Refereed]
Takao Murakami, Hajime Watanabe
IEEE Transactions on Information Forensics and Security   11(8) 1647-1660   2016   [Refereed]
Takao Murakami, Yosuke Kaga, Kenta Takahashi
IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences   99(5) 929-942   2016   [Refereed]
Takao Murakami, Tetsushi Ohki, Kenta Takahashi
Elsevier Information Fusion   32 93-108   2016   [Refereed]
Kenta Takahashi, Takahiro Matsuda, Takao Murakami, Goichiro Hanaoka, Masakatsu Nishigaki
International Conference on Applied Cryptography and Network Security (ACNS 2015)   105-126   2015   [Refereed]
Takao Murakami, Kenta Takahashi
Proceedings of the 7th IEEE International Conference on Biometrics: Theory, Applications and Systems (BTAS 2015)   1-8   2015   [Refereed]
Takao Murakami, Atsunori Kanemura, Hideitsu Hino
Proceedings of the 14th IEEE International Conference on Trust, Security and Privacy in Computing and Communications (TrustCom 2015)   1 621-629   2015   [Refereed]
Takao Murakami, Kenta Takahashi, Kanta Matsuura
IEEE Transactions on Information Forensics and Security   9(2) 259-271   2014   [Refereed]
Takao Murakami, Hajime Watanabe
Proceedings of the 1st IEEE International Workshop on Big Data Security and Privacy (BDSP 2014)   13-21   2014   [Refereed]
Takao Murakami, Kenta Takahashi, Kanta Matsuura
IEICE Transactions on Information and Systems   97(3) 510-523   2014   [Refereed]
Kenta Takahashi, Takao Murakami
Elsevier Image and Vision Computing   32(12) 1194-1203   2014   [Refereed]
Takao Murakami, Kenta Takahashi, Susumu Serita, Yasuhiro Fujii
Elsevier Information Systems   38(7) 1007-1018   2013   [Refereed][Invited]
Takao Murakami, Kenta Takahashi, Kanta Matsuura
Proceedings of the 5th IEEE International Conference on Biometrics: Theory, Applications and Systems (BTAS 2012)   69-76   2012   [Refereed]
Takao Murakami, Kenta Takahashi, Susumu Serita, Yasuhiro Fujii
Proceedings of the 4th ACM International Conference on Similarity Search and Applications (SISAP 2011)   51-58   2011   [Refereed]
Takao Murakami, Kenta Takahashi
Proceedings of the IEEE/IAPR International Joint Conference on Biometrics (IJCB 2011)   1-8   2011   [Refereed]
Kenta Takahashi, Takao Murakami
Proceedings of the 20th International Conference on Pattern Recognition (ICPR 2010)   1184-1187   2010   [Refereed]
Takao Murakami, Kenta Takahashi
Proceedings of the 1st IEEE International Workshop on Information Forensics and Security (WIFS 2009)   66-70   2009   [Refereed]
Nobuaki Minematsu, Tazuko Nishimura, Takao Murakami, Keikichi Hirose
Proceedings of the International Conference on Speech Prosody   589-594   2006   [Refereed]
Takao Murakami, Kazutaka Maruyama, Nobuaki Minematsu, Keikichi Hirose
Proceedings of the IEEE Automatic Speech Recognition and Understanding Workshop (ASRU 2005)   203-208   2005   [Refereed]
Takao Murakami, Kazutaka Maruyama, Nobuaki Minematsu, Keikichi Hirose
Proceedings of the 9th European Conference on Speech Communication and Technology (Interspeech 2005)   1261-1264   2005   [Refereed]

Conference Activities & Talks

 
Toward Distribution Estimation under Local Differential Privacy with Small Samples
Takao Murakami
CSE 259 (Seminar in Artificial Intelligence), Fall 2018 AI Seminar, UC San Diego   Oct 2018   
Quantifying the Risk of Re-identification in Data Anonymization Competition [Invited]
Takao Murakami
Workshop on Design Issues for a data Anonymization Competition (WODIAC), workshop at PETS2017   Jul 2017