Seiichiro Hangai

According to our database, Seiichiro Hangai authored at least 46 papers between 1990 and 2020.

Collaborative distances:

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

2020

Local and Global Graph Approaches to Image Colorization.

Mamoru Sugawara, Kazunori Uruma, Seiichiro Hangai, Takayuki Hamamoto

IEEE Signal Process. Lett., 2020

A Method of Toothbrush Position Measurement using AR Markers.

Shuhei Hayakawa, Ghassan Al-Falouji, Gerald Schickhuber, Roland Mandl, Takahiro Yoshida, Seiichiro Hangai

Proceedings of the 2nd IEEE Global Conference on Life Sciences and Technologies, 2020

Text/Language-Independent Unknown Speaker Rejection Method using LSP Codes.

Toru Hiyama, Armin Sehr, Takahiro Yoshida, Seiichiro Hangai

Proceedings of the 9th IEEE Global Conference on Consumer Electronics, 2020

2019

Image Segmentation Based Graph-Cut Approach to Fast Color Image Coding via Graph Fourier Transform.

Kaito Abiko, Kazunori Uruma, Mamoru Sugawara, Seiichiro Hangai, Takayuki Hamamoto

Proceedings of the 2019 IEEE Visual Communications and Image Processing, 2019

2018

Region-Wise Super-Resolution Algorithm Based On the Viewpoint Distribution.

Kazunori Uruma, Shunsuke Takasu, Keiko Masuda, Seiichiro Hangai

Proceedings of the 2018 Picture Coding Symposium, 2018

Colorization Algorithm based on Image Segmentation and Graph Signal Processing.

Mamoru Sugawara, Kazunori Uruma, Seiichiro Hangai

Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2018

2017

A Proposal of Objective Evaluation Measures Based on Eye-Contact and Face to Face Conversation for Videophone.

Keiko Masuda, Ryuhei Hishiki, Seiichiro Hangai

Proceedings of the Image Analysis and Processing - ICIAP 2017, 2017

A Study on Signature/Sign Authentication with Touching Information on Smart Phone.

Takahiro Yoshida, Yuki Tanaka, Seiichiro Hangai

Proceedings of the 9th International Conference on Bioinformatics and Biomedical Technology, 2017

2015

Signature Matching.

Marcos Martinez-Diaz, Julian Fiérrez, Seiichiro Hangai

Proceedings of the Encyclopedia of Biometrics, Second Edition, 2015

Signature Features.

Marcos Martinez-Diaz, Julian Fiérrez, Seiichiro Hangai

Proceedings of the Encyclopedia of Biometrics, Second Edition, 2015

2013

A study on DCT coefficients of time series pen position data for printed signature verification.

Takahiro Yoshida, Asami Hori, Seiichiro Hangai

Proceedings of the 8th International Symposium on Image and Signal Processing and Analysis, 2013

2011

Values of Time-series Data defined in 19794-7 for Signature Verification.

Seiichiro Hangai, Asami Hori, Takahiro Yoshida

Proceedings of the BIOSIG 2011, 2011

2010

A study on light information hiding method compatible with conventional H.264/AVC decoder.

Shuya Yamadera, Naoya Wada, Seiichiro Hangai

Proceedings of the 2nd European Workshop on Visual Information Processing, 2010

An Improvement of Robustness Against Physical Attacks and Equipment Independence in Information Hiding Based on the Artificial Fiber Pattern.

Kitahiro Kaneda, Yuki Fujii, Keiichi Iwamura, Seiichiro Hangai

Proceedings of the ARES 2010, 2010

2009

Signature Matching.

Marcos Martinez-Diaz, Julian Fiérrez, Seiichiro Hangai

Proceedings of the Encyclopedia of Biometrics, 2009

Signature Features.

Marcos Martinez-Diaz, Julian Fiérrez, Seiichiro Hangai

Proceedings of the Encyclopedia of Biometrics, 2009

Objective Evaluation of Components of Colour Distortions due to Image Compression.

Amal Punchihewa, Jonathan Armstrong, Seiichiro Hangai, Takayuki Hamamoto

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2009

Genre classification method for home videos.

Masaru Sugano, Toru Yamada, Shigeyuki Sakazawa, Seiichiro Hangai

Proceedings of the 2009 IEEE International Workshop on Multimedia Signal Processing, 2009

A Comparison of Three Kinds of DP Matching Schemes in Verifying Segmental Signatures.

Seiichiro Hangai, Tomoaki Sano, Takahiro Yoshida

Proceedings of the Biometric ID Management and Multimodal Communication, 2009

2008

Special Section on Image Media Quality.

Seiichiro Hangai

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008

Spoken Word Recognition from Side of Face Using Infrared Lip Movement Sensor.

Takahiro Yoshida, Erika Yamazaki, Seiichiro Hangai

Proceedings of the Perception in Multimodal Dialogue Systems, 2008

A Study of Information Hiding Performance Using Simple Dot Pattern with Different Tile Sizes.

Kitahiro Kaneda, Fumiya Nagai, Keiichi Iwamura, Seiichiro Hangai

Proceedings of the 4th International Conference on Intelligent Information Hiding and Multimedia Signal Processing (IIH-MSP 2008), 2008

Information Hiding Method Utilizing Low Visible Natural Fiber Pattern for Printed Documents.

Kitahiro Kaneda, Kenji Hirano, Keiichi Iwamura, Seiichiro Hangai

Proceedings of the 4th International Conference on Intelligent Information Hiding and Multimedia Signal Processing (IIH-MSP 2008), 2008

2007

HMM Based Signature Identification System Robust to Changes of Signatures with Time.

Naoya Wada, Seiichiro Hangai

Proceedings of the 2007 IEEE Workshop on Automatic Identification Advanced Technologies, 2007

An Identification of Japanese Numerical Characters on a Biometrical Smart Pen System.

Takeshi Takita, Seiichiro Hangai, Jürgen Kempf, Christian Hook, Georg Scharfenberg

Proceedings of the 2007 IEEE Workshop on Automatic Identification Advanced Technologies, 2007

2006

A Study on the Effect of ROI Masks on Face Recognition System Using Digital Recorder.

Mitsuhiro Fujita, Takahiro Yoshida, Seiichiro Hangai

Proceedings of the 2006 IEEE International Conference on Acoustics Speech and Signal Processing, 2006

2005

Development and Evaluation of a Keyword-Accessible Lecture Video Player.

Takahiro Yoshida, Kazuki Tada, Seiichiro Hangai

Int. J. Distance Educ. Technol., 2005

Motion Compensated Frame Rate Up-Conversion for Low Frame Rate Video.

Kenji Sugiyama, Mitsuhiro Fujita, Takahiro Yoshida, Seiichiro Hangai

Proceedings of the Visual Content Processing and Representation, 2005

Perceptual quality of motion of video sequences on mobile terminals.

Sadaatsu Kato, Choong Seng Boon, Akira Fujibayashi, Seiichiro Hangai, Takayuki Hamamoto

Proceedings of the Signal and Image Processing (SIP 2005), 2005

A Comparison of Subjective Picture Quality with Objective Measure Using Subjective Spatial Frequency.

Yasushi Sugama, Takahiro Yoshida, Takayuki Hamamoto, Seiichiro Hangai, Choong Seng Boon, Sadaatsu Kato

Proceedings of the 2005 IEEE International Conference on Multimedia and Expo, 2005

2004

Writer Identification Using Finger-Bend in Writing Signature.

Seiichiro Hangai, Takeshi Higuchi

Proceedings of the Biometric Authentication, 2004

2002

A proposal of writer verification of hand written objects.

Yosuke Kato, Takayuki Hamamoto, Seiichiro Hangai

Proceedings of the 2002 IEEE International Conference on Multimedia and Expo, 2002

Improvement of On-line Signature Verification System Robust to Intersession Variability.

Masato Kawamoto, Takayuki Hamamoto, Seiichiro Hangai

Proceedings of the Biometric Authentication, 2002

2001

A new moving picture coding scheme for scanning compatible broadcasting.

Kenji Sugiyama, Gou Obara, Seiichiro Hangai

IEEE Trans. Consumer Electron., 2001

Signature Verification Adapting To Intersession Variability.

Shinji Yamanaka, Masato Kawamoto, Takayuki Hamamoto, Seiichiro Hangai

Proceedings of the 2001 IEEE International Conference on Multimedia and Expo, 2001

A proposal of objective measure considering subjective observation areas.

Takayoshi Kusayama, Takayuki Hamamoto, Seiichiro Hangai

Proceedings of the 2001 International Conference on Image Processing, 2001

Spoken word recognition with digital cochlea using 32 DSP-boards.

Masao Namiki, Takayuki Hamamoto, Seiichiro Hangai

Proceedings of the IEEE International Conference on Acoustics, 2001

Lip Recognition Using Morphological Pattern Spectrum.

Makoto Omata, Takayuki Hamamoto, Seiichiro Hangai

Proceedings of the Audio- and Video-Based Biometric Person Authentication, 2001

2000

Writer Verification Using Altitude and Direction of Pen Movement.

Seiichiro Hangai, Shinji Yamanaka, Takayuki Hamamoto

Proceedings of the 15th International Conference on Pattern Recognition, 2000

A Study on Subjective Evaluation of Facial Polygon Model.

Daisuke Kase, Takayuki Hamamoto, Seiichiro Hangai

Proceedings of the 2000 IEEE International Conference on Multimedia and Expo, 2000

On-Line Signature Verification based on Altitude and Direction of Pen Movement.

Seiichiro Hangai, Shinji Yamanaka, Takayuki Hamamoto

Proceedings of the 2000 IEEE International Conference on Multimedia and Expo, 2000

Perceptual Color on Internet Browser.

Seiichiro Hangai, Takayuki Hamamoto, Masato Kawamoto

Proceedings of the 2000 IEEE International Conference on Multimedia and Expo, 2000

An Interactive Quality Evaluation of Reduced Polygon Model.

Daisuke Kase, Takayuki Hamamoto, Seiichiro Hangai

Proceedings of the 2000 International Conference on Image Processing, 2000

1999

Collaborative Method for Quality Evaluation of Coded Pictures.

Seiichiro Hangai, Takayuki Hamamoto, Hidetaka Takano

Proceedings of the 1999 International Conference on Image Processing, 1999

1992

Speaker verification using locations and sizes of multipulses on neural networks.

Seiichiro Hangai, Shigetoshi Sugiyama, Kazuhiro Miyauchi

Proceedings of the Second International Conference on Spoken Language Processing, 1992

1990

Speaker based on multipulse excitation and UPC vocal-tract model.

Seiichiro Hangai, Kazuhiro Miyauchi

Proceedings of the First International Conference on Spoken Language Processing, 1990