Nagaaki Ohyama

60 papers B 6C 3Misc 2Journal 6Unranked 43
YearRankTypeTitle / Venue / Authors
2024 J jnl
The improvement of ground truth annotation in public datasets for human detection.
Mach. Vis. Appl.
Sotheany Nou, Joong Sun Lee, Nagaaki Ohyama, Takashi Obi
2019 — conf
Classification of Elastic and Collagen Fibers in H&E Stained Hyperspectral Images.
EMBC
Lina Septiana, Hiroyuki Suzuki, Masahiro Ishikawa, Takashi Obi, Naoki Kobayashi, Nagaaki Ohyama, Erning Wihardjo, Dini Andiani
2015 C conf
A new method for constructing dynamic VPN cooperating with OpenFlow control technology and healthcare PKI.
APNOMS
Joong Sun Lee, Takashi Obi, Hiroyuki Suzuki, Kazushige Fujita, Masuyoshi Yachida, Nagaaki Ohyama
2013 J jnl
A Proposal of Spatio-Temporal Reconstruction Method Based on a Fast Block-Iterative Algorithm.
IEICE Trans. Inf. Syst.
Tatsuya Kon, Takashi Obi, Hideaki Tashima, Nagaaki Ohyama
2012 — conf
Hybrid-resolution multispectral imaging based on color filter array: basic principles and computer simulation.
CGIV
Yuri Murakami, Masahiro Yamaguchi, Nagaaki Ohyama
2011 — conf
Hybrid Resolution Spectral Imaging by Class-based Regression Method.
CIC
Yuri Murakami, Masahiro Yamaguchi, Nagaaki Ohyama
2011 J jnl
Lossless and lossy coding for multispectral image based on sRGB standard and residual components.
J. Electronic Imaging
Kazuma Shinoda, Yuri Murakami, Masahiro Yamaguchi, Nagaaki Ohyama
2011 — conf
The Development of a Prototype e-P.O. Box and its Application to Personal Health Information Management System.
HEALTHINF
Joong Sun Lee, Hiroyuki Suzuki, Naoko Taira, Kouichi Kita, Takashi Obi, Masuyoshi Yachida, Takahiro Yokoyma, Hiroshige Yamamoto, Kazuhisa Uryu, Masahiro Yamaguchi, Nagaaki Ohyama
2010 — conf
Color Enhancement of Multispectral Images for Effective Visualization.
CGIV/MCS
Noriaki Hashimoto, Yuri Murakami, Masahiro Yamaguchi, Takashi Obi, Nagaaki Ohyama
2010 — conf
Empirical analysis of internet identity misuse: case study of south Korean real name system.
Digital Identity Management
Yunsang Oh, Takashi Obi, Joong Sun Lee, Hiroyuki Suzuki, Nagaaki Ohyama
2010 C conf
Hyperspectral image compression suitable for spectral analysis application.
PCS
Kazuma Shinoda, Yukio Kosugi, Yuri Murakami, Masahiro Yamaguchi, Nagaaki Ohyama
2010 — conf
Multispectral image compression for spectral and color reproduction based on lossy to lossless coding.
Image Processing: Algorithms and Systems
Kazuma Shinoda, Yuri Murakami, Masahiro Yamaguchi, Nagaaki Ohyama
2009 — conf
A subjective evaluation of high-chroma color with wide color-gamut display.
Color Imaging: Displaying, Processing, Hardcopy, and Applications
Junko Kishimoto, Masahiro Yamaguchi, Nagaaki Ohyama
2008 — conf
Color Correction of Red Blood Cell Area in H&E Stained Images by Using Multispectral Imaging.
CGIV/MCS
Tokiya Abe, Hideaki Haneishi, Pinky A. Bautista, Yuri Murakami, Masahiro Yamaguchi, Nagaaki Ohyama, Yukako Yagi
2008 — conf
Comparison of spectral image reconstruction methods using multipoint spectral measurements.
CGIV/MCS
Yuri Murakami, Kunihiko Ietomi, Ayumi Tadano, Masahiro Yamaguchi, Nagaaki Ohyama
2008 — conf
Evaluating Wide Gamut Color Capture of Multispectral Cameras.
CIC
Yuri Murakami, Keiko Iwase, Masahiro Yamaguchi, Nagaaki Ohyama
2008 — conf
Evaluation of tone mapping for multi-band high dynamic range images: (0258).
SIGGRAPH Talks
Junko Kishimoto, Masahiro Yamaguchi, Nagaaki Ohyama
2008 — conf
Multispectral image enhancement for H&E stained pathological tissue specimens.
Image-Guided Procedures
Pinky A. Bautista, Tokiya Abe, Masahiro Yamaguchi, Nagaaki Ohyama, Yukako Yagi
2008 — conf
New Method for Reproducing Fluorescent Colors.
CGIV/MCS
Jarkko Mutanen, Jussi Kinnunen, Masahiro Yamaguchi, Nagaaki Ohyama
2007 — conf
Digital staining of pathological images: dye amount correction for improved classification performance.
Computer-Aided Diagnosis
Pinky A. Bautista, Tokiya Abe, Masahiro Yamaguchi, Yukako Yagi, Nagaaki Ohyama
2006 — conf
A method for rendering and editing multispectral computer graphics.
CGIV
Masaru Tsuchida, Hiroyuki Arai, Toshio Uchiyama, Masahiro Yamaguchi, Hideaki Haneishi, Nagaaki Ohyama
2006 — conf
Color reproducibility of skin lesions in multispectral video: Experimental evaluation.
CIC
Masahiro Yamaguchi, Ryo Iwama, Hiroshi Kanazawa, Norihito Fujikawa, Hiroyuki Fukuda, Hideaki Haneishi, Nagaaki Ohyama, Hidefumi Wada, Takeshi Kambara, Michiko Aihara, Yuko Yamakawa, Akinobu Nemoto, Masaki Furukawa, Zenro Ikezawa
2005 — conf
Color palette with enhanced psychological effect uncovered by multiprimary color display.
SIGGRAPH Posters
Junko Kishimoto, Masahiro Yamaguchi, Hideaki Haneishi, Nagaaki Ohyama
2005 — conf
Development of a 16-band multispectral image archiving system.
Color Imaging: Processing, Hardcopy, and Applications
Hiroyuki Fukuda, Toshio Uchiyama, Hideaki Haneishi, Masahiro Yamaguchi, Nagaaki Ohyama
2005 — conf
Digital Staining of Pathological Tissue Specimens with PCA-based Feature Extraction and Linear Mapping of Spectral Transmittance.
CIC
Pinky A. Bautista, Tokiya Abe, Masahiro Yamaguchi, Yukako Yagi, Nagaaki Ohyama
2005 B conf
Digital staining of pathological tissue specimens using spectral transmittance.
Image Processing
Pinky A. Bautista, Tokiya Abe, Masahiro Yamaguchi, Yukako Yagi, Nagaaki Ohyama
2005 — conf
High-fidelity color reproduction based on multi-channel BTF/BRDF acquisition, rendering and display.
SIGGRAPH Sketches
Masaru Tsuchida, Yoshiyuki Sakaguchi, Hiroyuki Arai, Masami Nishiko, Norihito Fujikawa, Masahiro Yamaguchi, Hideaki Haneishi, Nagaaki Ohyama
2005 — conf
Improvements for multispectral image compression for color reproducibility with preservation to spectral accuracy.
ICIP (2)
Shanshan Yu, Yuri Murakami, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama
2005 — conf
Multispectral Color Imaging for Dermatology: Application in Inflammatory and Immunologic Diseases.
CIC
Masahiro Yamaguchi, Masanori Mitsui, Yuri Murakami, Hiroyuki Fukuda, Nagaaki Ohyama, Yasuo Kubota
2005 — conf
Spectral-based image-editing system.
SIGGRAPH Posters
Hiroyuki Fukuda, Junko Kishimoto, Masahiro Yamaguchi, Hideaki Haneishi, Nagaaki Ohyama
2004 — conf
A Visual Evaluation of the Image Reproduced by Color Decomposition Based on Spectral Approximation for Multiprimary Display.
CGIV
Toshio Uchiyama, Masahiro Yamaguchi, Hideaki Haneishi, Nagaaki Ohyama
2004 — conf
Color Conversion for Multi-primary Displays Using a Spherical Average Method.
CIC
Hiroshi Kanazawa, Masanori Mitsui, Masahiro Yamaguchi, Hideaki Haneishi, Nagaaki Ohyama
2004 J jnl
Color conversion method for multi-primary display for spectral color reproduction.
J. Electronic Imaging
Yuri Murakami, Jun-ichiro Ishii, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama
2004 — conf
Concept and Technology of Natural Vision System.
CIC
Nagaaki Ohyama
2004 — conf
Evaluation of Smoothness in Color Gradation on Multiprimary Display.
CIC
Junya Takiue, Shingo Sugino, Yuri Murakami, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama
2004 — conf
IRODORI: a color-rich palette based on natural vision technology.
SIGGRAPH Emerging Technologies
Junko Kishimoto, Masahiro Yamaguchi, Hideaki Haneishi, Nagaaki Ohyama
2004 C conf
Multispectral image compression for high-quality color reproduction using JPEG2000.
VCIP
Ryota Mase, Yohei Kawasaki, Yuri Murakami, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama
2003 — conf
A Method for the Unified Representation of Multispectral Images with Different Number of Bands.
PICS
Satoshi Nambu, Toshio Uchiyama, Masahiro Yamaguchi, Hideaki Haneishi, Nagaaki Ohyama
2003 — conf
Natural Vision Image Data File Format for Spectral-Based Color Reproduction.
PICS
Hideto Motomura, Kenro Ohsawa, Hideaki Haneishi, Masahiro Yamaguchi, Nagaaki Ohyama
2003 — conf
Six-Band HDTV Camera System for Color Reproduction Based on Spectral Information.
PICS
Kenro Ohsawa, Hiroyuki Fukuda, Takeyuki Ajito, Yasuhiro Komiya, Hideaki Haneishi, Masahiro Yamaguchi, Nagaaki Ohyama
2003 — conf
Spectrum-based color reproduction system for motion picture.
Color Imaging: Processing, Hardcopy, and Applications
Kenro Ohsawa, Hiroyuki Fukuda, Yasuhiro Komiya, Masahiro Yamaguchi, Nagaaki Ohyama
2002 — conf
A Method for the Evaluation of Color Estimation from Multispectral Data.
CIC
Yuri Murakami, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama
2002 — conf
A Multiprimary Display: Optimized Control Values for Displaying Tristimulus Values.
PICS
Friedhelm König, Kenro Ohsawa, Masahiro Yamaguchi, Nagaaki Ohyama, Bernhard Hill
2002 — conf
Backward Model for Multi-Primary Display Using Linear Interpolation on Equi-luminance Plane.
CIC
Hideto Motomura, Hideaki Haneishi, Masahiro Yamaguchi, Nagaaki Ohyama
2002 — conf
Color image reproduction based on multispectral and multiprimary imaging: experimental evaluation.
Color Imaging: Device-Independent Color, Color Hardcopy, and Applications
Masahiro Yamaguchi, Taishi Teraji, Kenro Ohsawa, Toshio Uchiyama, Hideto Motomura, Yuri Murakami, Nagaaki Ohyama
2002 B conf
Development of support systems for pathology using spectral transmittance: the quantification method of stain conditions.
Image Processing
Keiko Fujii, Masahiro Yamaguchi, Nagaaki Ohyama, Kiyoshi Mukai
2001 — conf
High-fidelity image reproduction using angular distribution of reflected spectral intensity.
Color Imaging: Device-Independent Color, Color Hardcopy, and Graphic Arts
Masaru Tsuchida, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama
2001 — conf
Multispectral Image Compression for Color Reproduction; Weighted KLT and Adaptive Quantization based on Visual Color Perception.
CIC
Yuri Murakami, Hiroyuki Manabe, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama
2001 — conf
Multispectral image retrieval using vector quantization.
ICIP (1)
Nagaaki Ohyama, Toshio Uchiyama, Masahiro Yamaguchi, Naoki Mukawa, Hiroshi Kaneko
1999 — conf
Detection of Increasing Profusion of Opacities from a Sequence of Personal Chest Radiographs.
ICIP (3)
Yücel Ugurlu, Keiko Ohkura, Takashi Obi, Akira Hasegawa, Masahiro Yamaguchi, Nagaaki Ohyama
1999 — conf
Hierarchical Image Segmentation Using Adaptive Pattern Sizes.
ICIP (3)
Keiko Ohkura, Yücel Ugurlu, Hidekazu Nishizawa, Takashi Obi, Akira Hasegawa, Masahiro Yamaguchi, Nagaaki Ohyama
1999 — conf
Natural Color Reproduction System for Telemedicine and Its Application to Digital Camera.
ICIP (3)
Yasuhiro Komiya, Kenro Ohsawa, Yuri Ohya, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama
1999 B conf
Pattern-histogram-based temporal change detection using personal chest radiographs.
Image Processing
Yücel Ugurlu, Takashi Obi, Akira Hasegawa, Masahiro Yamaguchi, Nagaaki Ohyama
1998 B conf
Hierarchical clustering method for the segmentation of medical images.
Image Processing
Keiko Ohkura, Hidezaku Nishizawa, Takashi Obi, Masahiro Yamaguchi, Nagaaki Ohyama
1997 B conf
Natural color reproduction in the television system for telemedicime.
Image Processing
Masahiro Yamaguchi, Ryo Iwama, Yuri Ohya, Takashi Obi, Nagaaki Ohyama, Yasuhiro Komiya, Toshiaki Wada
1994 J jnl
Multiple current dipole estimation using simulated annealing.
IEEE Trans. Biomed. Eng.
Hideaki Haneishi, Nagaaki Ohyama, Kensuke Sekihara, Toshio Honda
1992 J jnl
Details of simulated annealing algorithm to estimate parameters of multiple current dipoles using biomagnetic data.
IEEE Trans. Medical Imaging
Kensuke Sekihara, Hideaki Haneishi, Nagaaki Ohyama
1990 B conf
3-D blood vessel reconstruction by simulated annealing.
Image Processing
Hideaki Haneishi, Nagaaki Ohyama
1986 Misc conf
Compensation of motion related blur in CCD color endoscope images.
ICASSP
Eric Badiqué, Nagaaki Ohyama, Masuyoshi Yachida, Toshio Honda, Jumpei Tsujiuchi
1986 Misc conf
One approach to color image processing.
ICASSP
Masuyoshi Yachida, Nagaaki Ohyama, Eric Badiqué, Toshio Honda, Jumpei Tsujiuchi, R. Ono, S. Ikeda