Takashi Obi

According to our database, Takashi Obi authored at least 25 papers between 1997 and 2024.

Collaborative distances:

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

2024

Security-enhanced firmware management scheme for smart home IoT devices using distributed ledger technologies.

W. M. A. B. Wijesundara, Joong Sun Lee, Dara Tith, Eleni Aloupogianni, Hiroyuki Suzuki, Takashi Obi

Int. J. Inf. Sec., June, 2024

The improvement of ground truth annotation in public datasets for human detection.

Sotheany Nou, Joong Sun Lee, Nagaaki Ohyama, Takashi Obi

Mach. Vis. Appl., May, 2024

2021

Effect of formalin fixing on chromophore saliency maps derived from multi-spectral macropathology skin images.

Eleni Aloupogianni, Hiroyuki Suzuki, Takaya Ichimura, Atsushi Sasaki, Hiroto Yanagisawa, Tetsuya Tsuchida, Masahiro Ishikawa, Naoki Kobayashi, Takashi Obi

Proceedings of the Medical Imaging 2021: Digital Pathology, Online, February 15-19, 2021, 2021

Design of a Hyper-Spectral Imaging System for Gross Pathology of Pigmented Skin Lesions.

Eleni Aloupogianni, Masahiro Ishikawa, Takaya Ichimura, Atsushi Sasaki, Naoki Kobayashi, Takashi Obi

Proceedings of the 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society, 2021

2020

Telepathology Support System with Gross Specimen Image Using High Resolution 4K Multispectral Camera.

Naoki Kobayashi, Hiroyuki Suzuki, Masahiro Ishikawa, Takashi Obi, Takaya Ichimura, Hiroto Yanagisawa, Tetsuya Tsuchida, Atsushi Sasaki

Proceedings of the 42nd Annual International Conference of the IEEE Engineering in Medicine & Biology Society, 2020

2019

Classification of Elastic and Collagen Fibers in H&E Stained Hyperspectral Images.

Lina Septiana, Hiroyuki Suzuki, Masahiro Ishikawa, Takashi Obi, Naoki Kobayashi, Nagaaki Ohyama, Erning Wihardjo, Dini Andiani

Proceedings of the 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2019

2015

A new method for constructing dynamic VPN cooperating with OpenFlow control technology and healthcare PKI.

Joong Sun Lee, Takashi Obi, Hiroyuki Suzuki, Kazushige Fujita, Masuyoshi Yachida, Nagaaki Ohyama

Proceedings of the 17th Asia-Pacific Network Operations and Management Symposium, 2015

2013

A Proposal of Spatio-Temporal Reconstruction Method Based on a Fast Block-Iterative Algorithm.

Tatsuya Kon, Takashi Obi, Hideaki Tashima, Nagaaki Ohyama

IEICE Trans. Inf. Syst., 2013

2012

Privacy-Enhancing Queries in Personalized Search with Untrusted Service Providers.

Yunsang Oh, Hyoungshick Kim, Takashi Obi

IEICE Trans. Inf. Syst., 2012

2011

The Development of a Prototype e-P.O. Box and its Application to Personal Health Information Management System.

Joong Sun Lee, Hiroyuki Suzuki, Naoko Taira, Kouichi Kita, Takashi Obi, Masuyoshi Yachida, Takahiro Yokoyma, Hiroshige Yamamoto, Kazuhisa Uryu, Masahiro Yamaguchi, Nagaaki Ohyama

Proceedings of the HEALTHINF 2011, 2011

2010

Empirical analysis of internet identity misuse: case study of south Korean real name system.

Yunsang Oh, Takashi Obi, Joong Sun Lee, Hiroyuki Suzuki, Nagaaki Ohyama

Proceedings of the 6th Workshop on Digital Identity Management, 2010

Color Enhancement of Multispectral Images for Effective Visualization.

Noriaki Hashimoto, Yuri Murakami, Masahiro Yamaguchi, Takashi Obi, Nagaaki Ohyama

Proceedings of the 5th European Conference on Colour in Graphics, 2010

2005

Improvements for multispectral image compression for color reproducibility with preservation to spectral accuracy.

Shanshan Yu, Yuri Murakami, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama

Proceedings of the 2005 International Conference on Image Processing, 2005

2004

Color conversion method for multi-primary display for spectral color reproduction.

Yuri Murakami, Jun-ichiro Ishii, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama

J. Electronic Imaging, 2004

Multispectral image compression for high-quality color reproduction using JPEG2000.

Ryota Mase, Yohei Kawasaki, Yuri Murakami, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama

Proceedings of the Visual Communications and Image Processing 2004, 2004

Evaluation of Smoothness in Color Gradation on Multiprimary Display.

Junya Takiue, Shingo Sugino, Yuri Murakami, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama

Proceedings of the Twelfth Color Imaging Conference: Color Science and Engineering Systems, 2004

2002

A Method for the Evaluation of Color Estimation from Multispectral Data.

Yuri Murakami, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama

Proceedings of the Tenth Color Imaging Conference: Color Science and Engineering Systems, 2002

2001

Multispectral Image Compression for Color Reproduction; Weighted KLT and Adaptive Quantization based on Visual Color Perception.

Yuri Murakami, Hiroyuki Manabe, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama

Proceedings of the 9th Color Imaging Conference: Color Science and Engineering: Systems, 2001

High-fidelity image reproduction using angular distribution of reflected spectral intensity.

Masaru Tsuchida, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama

Proceedings of the Color Imaging: Device-Independent Color, 2001

1999

Pattern-histogram-based temporal change detection using personal chest radiographs.

Yücel Ugurlu, Takashi Obi, Akira Hasegawa, Masahiro Yamaguchi, Nagaaki Ohyama

Proceedings of the Medical Imaging 1999: Image Processing, 1999

Detection of Increasing Profusion of Opacities from a Sequence of Personal Chest Radiographs.

Yücel Ugurlu, Keiko Ohkura, Takashi Obi, Akira Hasegawa, Masahiro Yamaguchi, Nagaaki Ohyama

Proceedings of the 1999 International Conference on Image Processing, 1999

Hierarchical Image Segmentation Using Adaptive Pattern Sizes.

Keiko Ohkura, Yücel Ugurlu, Hidekazu Nishizawa, Takashi Obi, Akira Hasegawa, Masahiro Yamaguchi, Nagaaki Ohyama

Proceedings of the 1999 International Conference on Image Processing, 1999

Natural Color Reproduction System for Telemedicine and Its Application to Digital Camera.

Yasuhiro Komiya, Kenro Ohsawa, Yuri Ohya, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama

Proceedings of the 1999 International Conference on Image Processing, 1999

1998

Hierarchical clustering method for the segmentation of medical images.

Keiko Ohkura, Hidezaku Nishizawa, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama

Proceedings of the Medical Imaging 1998: Image Processing, 1998

1997

Natural color reproduction in the television system for telemedicime.

Masahiro Yamaguchi, Ryo Iwama, Yuri Ohya, Takashi Obi, Nagaaki Ohyama, Yasuhiro Komiya, Toshiaki Wada

Proceedings of the Medical Imaging 1997: Image Display, 1997