Yutaka Hirakawa

According to our database, Yutaka Hirakawa authored at least 16 papers between 1982 and 2016.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2016

Minimum Variance Method to Obtain the Best Shot in Video and its Effectiveness for Face Recognition.

Kazuo Ohzeki, Ryota Aoyama, Yutaka Hirakawa

Int. J. Comput. Sci. Appl., 2016

2015

Minimum variance method to obtain the best shot in video for face recognition.

Kazuo Ohzeki, Ryota Aoyama, Yutaka Hirakawa

Proceedings of the 2015 Federated Conference on Computer Science and Information Systems, 2015

2014

Authentication System Using Encrypted Discrete Biometrics Data.

Kazuo Ohzeki, Yuanyu Wei, Masaaki Kajihara, Masahiro Takatsuka, Yutaka Hirakawa, Toru Sugimoto

Proceedings of the Trust and Trustworthy Computing - 7th International Conference, 2014

Robust watermark against double attacks of compression and cropping.

Masahiro Takatsuka, Masaaki Kajihara, Yutaka Hirakawa, Kazuo Ohzeki

Proceedings of the IEEE 3rd Global Conference on Consumer Electronics, 2014

2012

Pass-Image Authentication Method Tolerant to Random and Video-Recording Attacks.

Yutaka Hirakawa, Motohiro Take, Kazuo Ohzeki

Int. J. Comput. Sci. Appl., 2012

Consideration of the Watermark Inversion Attack and Its Invalidation Framework.

Kazuo Ohzeki, Yuanyu Wei, Yutaka Hirakawa, Kiyotsugu Sato

Proceedings of the Digital Forensics and Watermaking - 11th International Workshop, 2012

2011

A New Watermarking Method with Obfuscated Quasi-Chirp Transform.

Kazuo Ohzeki, Yuanyu Wei, Yutaka Hirakawa, Kiyotsugu Sato

Proceedings of the Digital Forensics and Watermarking - 10th International Workshop, 2011

Pass-Image Authentication Method Tolerant to Video-Recording Attacks.

Yutaka Hirakawa, Hiroyuki Take, Kazuo Ohzeki

Proceedings of the Federated Conference on Computer Science and Information Systems, 2011

2009

The utilization method of idle PC resources.

Yutaka Hirakawa, Yoshifumi Matsuda

Proceedings of the 3rd International Universal Communication Symposium, 2009

2005

Visualization Methods Using Three-Dimensional Space for Auctions.

Tetsushi Morita, Mitsuhiro Yuitou, Tetsuo Hidaka, Yutaka Hirakawa

Proceedings of the 2005 IEEE/IPSJ International Symposium on Applications and the Internet Workshops (SAINT 2005 Workshops), 31 January, 2005

2004

Improvement of Visual Customer Relationship Management System.

Tetsuo Hidaka, Tetsushi Morita, Tomohiko Nakamura, Morihide Oinuma, Yutaka Hirakawa

Proceedings of the 2004 IEEE International Conference on Information Reuse and Integration, 2004

1994

A design method for communications software evolution.

Hironobu Okuyama, Kenji Moriyasu, Yutaka Hirakawa

Proceedings of the 1994 International Conference on Network Protocols, 1994

1990

Comments on "On the Projection Method for Protocol Verification''.

Yutaka Hirakawa

IEEE Trans. Software Eng., 1990

1989

Hypermedia as a Communication Design Software Support.

Yutaka Hirakawa, Shuichi Uchida, Michihiro Monden

Proceedings of the Hypertext: State of the Art. Papers presented at the Hypertext 2 conference, 1989

1985

An automaton decomposition method for program structure simplification.

Yutaka Hirakawa, Keiji Okada

Syst. Comput. Jpn., 1985

1982

Recognition of Distorted Patterns Using the Viterbi Algorithm.

Hatsukazu Tanaka, Yutaka Hirakawa, Seiko Kaneku

IEEE Trans. Pattern Anal. Mach. Intell., 1982