Naohisa Sakamoto

According to our database, Naohisa Sakamoto authored at least 73 papers between 2003 and 2024.

Collaborative distances:

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

2024

Edge highlighting with depth-dependent opacity gradation of laser-scanned point clouds improves the accuracy of perceived depth in transparent multi-view 3D visualizations.

Daimon Aoi, Kyoko Hasegawa, Liang Li, Yuichi Sakano, Naohisa Sakamoto, Satoshi Takatori, Satoshi Tanaka

J. Vis., December, 2024

Edge highlighting of laser-scanned point clouds improves the accuracy of perceived depth in transparent multi-view 3D visualizations.

Daimon Aoi, Kyoko Hasegawa, Liang Li, Yuichi Sakano, Naohisa Sakamoto, Satoshi Tanaka

Int. J. Model. Simul. Sci. Comput., February, 2024

Analysis Towards Energy-Aware Image-based In Situ Visualization on the Fugaku.

Razil Tahir, Jorji Nonaka, Ken Iwata, Taisei Matsushima, Naohisa Sakamoto, Chongke Bi, Masahiro Nakao, Hitoshi Murai

Proceedings of the International Conference on High Performance Computing in Asia-Pacific Region, 2024

Information Entropy-based Camera Focus Point and Zoom Level Adjustment for Smart In-Situ Visualization.

Taisei Matsushima, Ken Iwata, Naohisa Sakamoto, Jorji Nonaka, Chongke Bi

Proceedings of the International Conference on High Performance Computing in Asia-Pacific Region, 2024

On the Building of a Common In-Situ Visualization Environment for Arm A64FX Supercomputers.

Jorji Nonaka, Masahiro Nakao, Hitoshi Murai, Keiji Yamamoto, Masaaki Terai, Tomohiro Kawanabe, Toshihiko Kai, Fumiyoshi Shoji, Daichi Obinata, Hiroyuki Ito, Shunji Uno, Takanori Haga, Manabu Motokawa, Atsushi Fujino, Naoyuki Fujita, Seiji Tsutsumi, Atsushi Toyoda, Naohisa Sakamoto

Proceedings of the IEEE International Conference on Cluster Computing, 2024

Enhanced Simulation and Analysis of Air Pollutants Using Multi-Platform HPC and In-Situ Visualization.

Chongke Bi, Fumiyoshi Shoji, Kenji Ono, Naohisa Sakamoto, Jorji Nonaka, Honggang Yin, Wenjuan Cui

Proceedings of the IEEE International Conference on Cluster Computing, 2024

2023

Information Entropy-based Camera Path Estimation for In-Situ Visualization.

Ken Iwata, Naohisa Sakamoto, Jorji Nonaka, Chongke Bi

CoRR, 2023

Reflections on the Developments of Visual Analytics Systems for the K Computer System Log Data.

Jorji Nonaka, Keijiro Fujita, Takanori Fujiwara, Naohisa Sakamoto, Keiji Yamamoto, Masaaki Terai, Toshiyuki Tsukamoto, Fumiyoshi Shoji

Proceedings of the Gap between Visualization Research and Visualization Software, 2023

2022

A Visual Analytics Approach for Hardware System Monitoring with Streaming Functional Data Analysis.

Shilpika, Takanori Fujiwara, Naohisa Sakamoto, Jorji Nonaka, Kwan-Liu Ma

IEEE Trans. Vis. Comput. Graph., 2022

Angular-based Edge Bundled Parallel Coordinates Plot for the Visual Analysis of Large Ensemble Simulation Data.

Keita Watanabe, Naohisa Sakamoto, Jorji Nonaka, Yasumitsu Maejima

Proceedings of the 12th IEEE Symposium on Large Data Analysis and Visualization, 2022

Improving Depth Perception Using Edge Highlighting in Transparent Stereoscopic Visualizations of Laser-Scanned 3D Point Clouds.

Daimon Aoi, Kyoko Hasegawa, Liang Li, Yuichi Sakano, Naohisa Sakamoto, Satoshi Tanaka

Proceedings of the Methods and Applications for Modeling and Simulation of Complex Systems, 2022

2021

A Visual Analytics Framework for Reviewing Multivariate Time-Series Data with Dimensionality Reduction.

Takanori Fujiwara, Shilpika, Naohisa Sakamoto, Jorji Nonaka, Keiji Yamamoto, Kwan-Liu Ma

IEEE Trans. Vis. Comput. Graph., 2021

A Visual Analytics Method for Time-Series Log Data Using Multiple Dimensionality Reduction.

Keijiro Fujita, Naohisa Sakamoto, Takanori Fujiwara, Jorji Nonaka, Toshiyuki Tsukamoto

Proceedings of the Methods and Applications for Modeling and Simulation of Complex Systems, 2021

2020

4D street view: a video-based visualization method.

Akira Kageyama, Naohisa Sakamoto

PeerJ Comput. Sci., 2020

A Visual Analytics Approach to Monitor Time-Series Data with Incremental and Progressive Functional Data Analysis.

Shilpika, Takanori Fujiwara, Naohisa Sakamoto, Jorji Nonaka, Kwan-Liu Ma

CoRR, 2020

Lessons Learned from Large Data Visualization Software Development for the K computer.

Jorji Nonaka, Naohisa Sakamoto

Proceedings of the 1st Workshop on the Gap between Visualization Research and Visualization Software, 2020

2019

In situ adaptive timestep control and visualization based on the spatio-temporal variations of the simulation results.

Yoshiaki Yamaoka, Kengo Hayashi, Naohisa Sakamoto, Jorji Nonaka

Proceedings of the Workshop on In Situ Infrastructures for Enabling Extreme-Scale Analysis and Visualization, 2019

2018

Flexible visualization framework for head-mounted display with gesture interaction interface.

Pierre J. Jarsaillon, Naohisa Sakamoto, Akira Kageyama

Int. J. Model. Simul. Sci. Comput., 2018

An In-Situ Visualization Approach for the K Computer Using Mesa 3D and KVS.

Kengo Hayashi, Naohisa Sakamoto, Jorji Nonaka, Motohiko Matsuda, Fumiyoshi Shoji

Proceedings of the High Performance Computing, 2018

Membrane Layer Method to Separate Simulation and Visualization for Large-scale In-situ Visualizations.

Akira Kageyama, Naohisa Sakamoto, Kohei Yamamoto

Proceedings of 8th International Conference on Simulation and Modeling Methodologies, 2018

A Large Data Visualization Framework for SPARC64 fx HPC Systems - Case Study: K Computer Operational Environment -.

Jorji Nonaka, Kenji Ono, Naohisa Sakamoto, Kengo Hayashi, Motohiko Matsuda, Fumiyoshi Shoji, Kentaro Oku, Masahiro Fujita, Kazuma Hatta

Proceedings of the 8th IEEE Symposium on Large Data Analysis and Visualization, 2018

A Study on Open Source Software for Large-Scale Data Visualization on SPARC64fx based HPC Systems.

Jorji Nonaka, Motohiko Matsuda, Takashi Shimizu, Naohisa Sakamoto, Masahiro Fujita, Keiji Onishi, Eduardo C. Inacio, Shun Ito, Fumiyoshi Shoji, Kenji Ono

Proceedings of the International Conference on High Performance Computing in Asia-Pacific Region, 2018

2017

Layered Graph Drawing for Visualizing Evaluation Structures.

Yosuke Onoue, Nobuyuki Kukimoto, Naohisa Sakamoto, Kazuo Misue, Koji Koyamada

IEEE Computer Graphics and Applications, 2017

A visual causal exploration framework case study: a torrential rain and a flash flood in Kobe city.

Jorji Nonaka, Naohisa Sakamoto, Yasumitsu Maejima, Kenji Ono, Koji Koyamada

Proceedings of the SIGGRAPH ASIA 2017, Bangkok, Thailand, November 27 - 30, 2017, 2017

Development of a visual analytics system for cell division dynamics in early C.elegans embryos.

Sayaka Nagai, Naohisa Sakamoto

Proceedings of the SIGGRAPH ASIA 2017, Bangkok, Thailand, November 27 - 30, 2017, 2017

Parallel particle-based volume rendering using adaptive particle size adjustment technique.

Kengo Hayashi, Takashi Shimizu, Naohisa Sakamoto, Jorji Nonaka

Proceedings of the SIGGRAPH ASIA 2017, Bangkok, Thailand, November 27 - 30, 2017, 2017

Distributed Particle-Based Rendering Framework for Large Data Visualization on HPC Environments.

Jorji Nonaka, Naohisa Sakamoto, Takashi Shimizu, Masahiro Fujita, Kenji Ono, Koji Koyamada

Proceedings of the 2017 International Conference on High Performance Computing & Simulation, 2017

Using interactive particle-based rendering to visualize a large-scale time-varying unstructured volume with mixed cell types.

Kun Zhao, Naohisa Sakamoto, Koji Koyamada

Proceedings of the 2017 IEEE Pacific Visualization Symposium, 2017

Chair message.

Daniel Weiskopf, Yingcai Wu, Tim Dwyer, Yun Jang, Naohisa Sakamoto

Proceedings of the 2017 IEEE Pacific Visualization Symposium, 2017

2016

Minimizing the Number of Edges via Edge Concentration in Dense Layered Graphs.

Yosuke Onoue, Nobuyuki Kukimoto, Naohisa Sakamoto, Koji Koyamada

IEEE Trans. Vis. Comput. Graph., 2016

E-Grid: a visual analytics system for evaluation structures.

Yosuke Onoue, Nobuyuki Kukimoto, Naohisa Sakamoto, Koji Koyamada

J. Vis., 2016

Parallelized fusion visualization system.

Hideo Miyachi, Naohisa Sakamoto, Koji Koyamada

Artif. Life Robotics, 2016

2015

Adaptive fused visualization for large-scale blood flow dataset with particle-based rendering.

Kun Zhao, Naohisa Sakamoto, Koji Koyamada

J. Vis., 2015

Voting-based ensemble-averaging visualization for water mass distribution.

Kun Zhao, Satoshi Nakada, Naohisa Sakamoto, Koji Koyamada

J. Vis., 2015

Remote visualization system based on particle based volume rendering.

Takuma Kawamura, Yasuhiro Idomura, Hiroko Miyamura, Hiroshi Takemiya, Naohisa Sakamoto, Koji Koyamada

Proceedings of the Visualization and Data Analysis 2015, 2015

2014

Fusion visualization for fluid dynamics in blood vessel.

Hideo Miyachi, Tomoyuki Ishida, Naohisa Sakamoto, Koji Koyamada

Artif. Life Robotics, 2014

Applying Fusion Visualization to Unstructured Data.

Hideo Miyachi, Naohisa Sakamoto, Koji Koyamada

Proceedings of the 17th International Conference on Network-Based Information Systems, 2014

Fused Visualization for Large-Scale Time-Varying Volume Data with Adaptive Particle-Based Rendering.

Kun Zhao, Naohisa Sakamoto, Koji Koyamada

Proceedings of the AsiaSim 2014, 2014

Visual Analysis of Habitat Suitability Index Model for Predicting the Locations of Fishing Grounds.

Takashi Uenaka, Naohisa Sakamoto, Koji Koyamada

Proceedings of the IEEE Pacific Visualization Symposium, 2014

Application of Stochastic Point-Based Rendering to Transparent Visualization of Large-Scale Laser-Scanned Data of 3D Cultural Assets.

Satoshi Tanaka, Makoto Uemura, Kyoko Hasegawa, Takehiko Kitagawa, Takahiro Yoshida, Asuka Sugiyama, Hiromi T. Tanaka, Atsushi Okamoto, Naohisa Sakamoto, Koji Koyamada

Proceedings of the IEEE Pacific Visualization Symposium, 2014

A Stochastic Approach for Rendering Multiple Irregular Volumes.

Naohisa Sakamoto, Koji Koyamada

Proceedings of the IEEE Pacific Visualization Symposium, 2014

2013

High-quality particle-based volume rendering for large-scale unstructured volume datasets.

Naohisa Sakamoto, Naoya Maeda, Takuma Kawamura, Koji Koyamada

J. Vis., 2013

PetaFlow - An Example of Communication and Computational Technologies with Social Impact.

Alexandre Ancel, Ingo Assenmacher, Ken-ichi Baba, Julien Cisonni, Yo Fujiso, Paulo Gonçalves, Matthieu Imbert, Koji Koyamada, P. Neyron, Kazunori Nozaki, Hiroyuki Ohsaki, Anne-Cécile Orgerie, Xavier Pelorson, Bruno Raffin, Naohisa Sakamoto, Eisaku Sakane, Shinji Shimojo, Annemie Van Hirtum, Shigeo Wada

Proceedings of the IEEE 37th Annual Computer Software and Applications Conference, 2013

Compression for Large-Scale Time-Varying Volume Data Using Spatio-temporal Features.

Kun Zhao, Naohisa Sakamoto, Koji Koyamada

Proceedings of the AsiaSim 2013, 2013

2012

Particle-Based Transparent Rendering of Implicit Surfaces and its Application to Fused Visualization.

Satoshi Tanaka, Kyoko Hasegawa, Yoshiyuki Shimokubo, Tomonori Kaneko, Takuma Kawamura, Susumu Nakata, Saori Ojima, Naohisa Sakamoto, Hiromi T. Tanaka, Koji Koyamada

Proceedings of the 14th Eurographics Conference on Visualization, 2012

Stoachastic Approach for Integrated Rendering of Volumes and Semi-transparent Surfaces.

Naohisa Sakamoto, Koji Koyamada

Proceedings of the 2012 SC Companion: High Performance Computing, 2012

A Volume Compression Scheme Based on Block Division with Fast Cubic B-spline Evaluation.

Kun Zhao, Naohisa Sakamoto, Koji Koyamada

Proceedings of the AsiaSim 2012, 2012

A Temporal Coherence Based Framework for Visualizing Time-Varying Unstructured Volume with PBVR.

Kun Zhao, Naohisa Sakamoto, Koji Koyamada

Proceedings of the AsiaSim 2012, 2012

Detection of Linear Relationship among Dimensions in Multivariate Data by Parallel Coordinates.

Chi Zhang, Naohisa Sakamoto, Koji Koyamada

Proceedings of the AsiaSim 2012, 2012

Particle-Based Volume Rendering of Remote Volume Datasets Using FlowVR.

Allan Lorant, Alexandre Ancel, Kun Zhao, Naohisa Sakamoto, Koji Koyamada, Bruno Raffin

Proceedings of the AsiaSim 2012, 2012

2011

Peta-Flow Computing: Vision and Challenges.

Hiroyuki Ohsaki, Kazunori Nozaki, Ken-ichi Baba, Eisaku Sakane, Naohisa Sakamoto, Koji Koyamada, Shinji Shimojo

Proceedings of the 11th Annual International Symposium on Applications and the Internet, 2011

2010

Particle-based multiple irregular volume rendering on CUDA.

Ding Zhongming, Takuma Kawamura, Naohisa Sakamoto, Koji Koyamada

Simul. Model. Pract. Theory, 2010

Level-of-Detail Rendering of Large-Scale Irregular Volume Datasets Using Particles.

Takuma Kawamura, Naohisa Sakamoto, Koji Koyamada

J. Comput. Sci. Technol., 2010

Grid-Independent Metropolis Sampling for Volume Visualization.

Satoshi Tanaka, Kyoko Hasegawa, Susumu Nakata, Hideo Nakajima, Takuya Hatta, Frederika Rambu Ngana, Takuma Kawamura, Naohisa Sakamoto, Koji Koyamada

Int. J. Model. Simul. Sci. Comput., 2010

Improvement of particle-based volume rendering for visualizing irregular volume data sets.

Naohisa Sakamoto, Takuma Kawamura, Koji Koyamada, Kazunori Nozaki

Comput. Graph., 2010

Petaflow - A Project Towards Information and Communication Technologies in Society.

Paulo Gonçalves, Xavier Grandchamp, Xavier Pelorson, Bruno Raffin, Annemie Van Hirtum, Pascale Vicat-Blanc, Ken-ichi Baba, Julien Cisonni, Yasuo Ebara, Kazunori Nozaki, Hiroyuki Ohsaki, Shigeo Wada, Takuma Kawamura, Koji Koyamada, Eisaku Sakane, Naohisa Sakamoto, Shinji Shimojo

Proceedings of the Tenth Annual International Symposium on Applications and the Internet, 2010

Parallelization of Particle Based Volume Rendering on Tiled Display Wall.

Hideo Miyachi, Hironori Shigeta, Kiyoshi Kiyokawa, Hiroshi Kuwano, Naohisa Sakamoto, Koji Koyamada

Proceedings of the 13th International Conference on Network-Based Information Systems, 2010

2008

A Particle Modeling for Rendering Irregular Volumes.

Koji Koyamada, Naohisa Sakamoto, Satoshi Tanaka

Proceedings of the 10th EUROS/UKSim International Conference on Computer Modelling and Simulation, 2008

Hardware-Accelerated Particle-Based Volume Rendering for Multiple Irregular Volumes.

Naohisa Sakamoto, Ding Zhongming, Takuma Kawamura, Koji Koyamada

Proceedings of the Advances in Visual Computing, 4th International Symposium, 2008

2007

A real-time sensor network visualization system using KVS: Kyoto visualization system.

Norihisa Segawa, Yukio Yasuhara, Naohisa Sakamoto, Tomoki Yoshihisa, Yasuo Ebara, Koji Koyamada

Proceedings of the 5th International Conference on Embedded Networked Sensor Systems, 2007

Particle-based volume rendering.

Naohisa Sakamoto, Jorji Nonaka, Koji Koyamada, Satoshi Tanaka

Proceedings of the APVIS 2007, 2007

2006

Volume Rendering Using Tiny Particles.

Naohisa Sakamoto, Jorji Nonaka, Koji Koyamada, Satoshi Tanaka

Proceedings of the Eigth IEEE International Symposium on Multimedia (ISM 2006), 2006

Improved Hierarchical Parameter Optimization Technique - Application for a cardiac myocyte model.

Yukiko M. Yamashita, Koji Sakai, Naohisa Sakamoto, Jorji Nonaka, Koji Koyamada

Proceedings of the 28th International Conference of the IEEE Engineering in Medicine and Biology Society, 2006

Framework for Creating New Discriminats for Detecting DTI properties: DTI Mapper.

Koji Sakai, Naohisa Sakamoto, Jorji Nonaka, Yukio Yasuhara, Koji Koyamada

Proceedings of the 28th International Conference of the IEEE Engineering in Medicine and Biology Society, 2006

Study on Eye-to-Eye Contact by Multi-Viewpoint Videos Merging System for Tele-immersive Environment.

Yasuo Ebara, Tetsuya Nabuchi, Naohisa Sakamoto, Koji Koyamada

Proceedings of the 20th International Conference on Advanced Information Networking and Applications (AINA 2006), 2006

2005

Data reduction by applying an image-based modeling and rendering technique to CG models.

Hideo Miyachi, Naohisa Sakamoto

J. Vis., 2005

Particle Generation from User-specified Transfer Function for Point-based Volume Rendering.

Naohisa Sakamoto, Koji Koyamada

Proceedings of the 16th IEEE Visualization Conference, 2005

Interactive Controller for 3D Contents with Omni-directional Display.

Yukio Yasuhara, Naohisa Sakamoto, Nobuyuki Kukimoto, Yasuo Ebara, Koji Koyamada

Proceedings of the 11th International Conference on Parallel and Distributed Systems, 2005

Virtual Object Reconstruction in Real World.

Koji Sakai, Naohisa Sakamoto, Koji Koyamada, Tatsuo Hasegawa

Proceedings of the 11th International Conference on Parallel and Distributed Systems, 2005

3D Data Transmitting and Displaying System with an Omni-Directional Display for Group Learning.

Yukio Yasuhara, Nobuyuki Kukimoto, Naohisa Sakamoto, Yasuo Ebara, Koji Koyamada

Proceedings of the 3rd Conference on Creating, 2005

2004

Hybrid Hardware-Accelerated Image Composition for Sort-Last Parallel Rendering on Graphics Clusters with Commodity Image Compositor.

Jorji Nonaka, Nobuyuki Kukimoto, Naohisa Sakamoto, Hiroshi Hazama, Yasuhiro Watashiba, Xuezhen Liu, Masato Ogata, Masanori Kanazawa, Koji Koyamada

Proceedings of the 2004 IEEE Symposium on Volume Visualization and Graphics, 2004

2003

A Streaming-based Technique for Volume Rendering of Large Datasets6.

Yasuhiro Watashiba, Jorji Nonaka, Naohisa Sakamoto, Yasuo Ebara, Koji Koyamada, Masanori Kanazawa

Proceedings of the Sixth IASTED International Conference on Computer Graphics and Imaging, 2003

View-independent Texture Representation for Omnidirectional Display.

Naohisa Sakamoto, Jorji Nonaka, T. Takai, Koji Koyamada, T. Matsuyama

Proceedings of the Sixth IASTED International Conference on Computer Graphics and Imaging, 2003