TAKAHASHI Shigeo

J-GLOBAL         Last updated: Dec 17, 2018 at 01:00
 
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Name
TAKAHASHI Shigeo
URL
http://www.u-aizu.ac.jp/~shigeo/
Affiliation
The University of Aizu
Section
School of Computer Sience and Engineering Department of Computer Science and Engineering
Job title
Professor
Degree
Ph.D.(The University of Tokyo)

Profile

Shigeo Takahashi is currently a professor in the School of Computer Science and Engineering at the University of Aizu, Japan, and also serving as the head of Division of Information Systems. He received his B.S., M.S., and Ph.D. in computer science from the University of Tokyo in 1992, 1994, and 1997, respectively. His research interests include scientific and information visualization, visual perception modeling, geographic/cartographic visualization, and geometric modeling. He is currently serving as an associate editor of the journals "Computer Graphics Forum" (2016-) and "Computational Visual Media (2015-)", and served an associate editor of IEEE Transactions on Visualization and Computer Graphics (2011-2015). He also served as a program co-chair of IEEE Pacific Visualization Symposium (2014, 2015) and International Symposium on Visual Information Communication and Interaction (2015, 2017), and served as a program committee member for more than 50 computer visualization and graphics conferences. He received the Most Cited Paper Award for Graphical Models (2004-2006) in 2007 from Elsevier.

Research Areas

 
 

Academic & Professional Experience

 
Apr 2018
 - 
Today
Division Head, Division of Information Systems, University of Aizu
 
Apr 2015
 - 
Today
Professor, School of Computer Science and Engineering, University of Aizu
 
Apr 2015
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Today
Visiting Researcher, Center for Spatial Information Science, The University of Tokyo
 
Apr 2011
 - 
Today
Visiting Researcher, Institute of Mathematics for Industry, Kyushu University
 
Apr 2014
 - 
Mar 2015
Associate Professor, Graduate School of Information Science and Technology, The University of Tokyo
 
Apr 2006
 - 
Apr 2014
Associate Professor (Title in Japanese Changed), Graduate School of Frontier Sciences, The University of Tokyo
 
Apr 2005
 - 
Mar 2006
Associate Professor, Graduate School of Frontier Sciences, The University of Tokyo
 
Oct 2002
 - 
Sep 2003
Visiting Associate Professor, Computer Science and Engineering Department, Arizona State University
 
Jul 1999
 - 
Mar 2001
Associate Professor, Computer Center, Gunma University
 
Apr 2001
 - 
Mar 2005
Associate Professor, Graduate School of Arts and Sciences, The University of Tokyo
 
Apr 1997
 - 
Jul 1999
Research Associate, Faculty of Engineering, Gunma University
 

Education

 
Apr 1994
 - 
Mar 1997
PhD in Science, 1997, PhD Program, Department of Information Science, Graduate School of Science, The University of Tokyo
 
Apr 1992
 - 
Mar 1994
Master's Program, Department of Information Science, Graduate School of Science, The University of Tokyo
 
Apr 1990
 - 
Mar 1992
Department of Information Science, Faculty of Science, The University of Tokyo
 
Apr 1988
 - 
Mar 1990
College of Arts and Sciences, The University of Tokyo
 

Committee Memberships

 
Jul 2016
 - 
Today
Eurographics Association  Associate Editor of the journal Computer Graphics Forum
 
Jan 2015
 - 
Today
Springer and Tsinghua University, China  Associate Editor of the Journal Computational Visual Media
 
 
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Aug 2017
10th International Symposium on Visual Information Communication and Interaction (VINCI 2017)  Program co-chair
 
 
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Jun 2017
STAR track of the 19th EG/VGTC International Conference on Visualization (EuroVis 2017)  Program co-chair
 
 
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Feb 2017
Topology-Based Methods in Data Analysis and Visualization 2017 (TopoInVis 2017)  Workshop co-chair
 
 
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Aug 2015
8th International Symposium on Visual Information Communication and Interaction (VINCI 2015)  Program co-chair
 
 
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Apr 2015
8th IEEE Pacic Visualization Symposium (PacificVis 2015)  Program co-chair
 
Feb 2011
 - 
Jan 2015
IEEE,  Associate Editor of IEEE Transactions on Visualization and Computer Graphics,
 
 
 - 
Mar 2014
7th IEEE Pacic Visualization Symposium (PacificVis 2014)  Program co-chair
 

Awards & Honors

 
Jun 2014
2013 TVCG Best Associate Editor Award, IEEE Transactions on Visualization and Comptuer Graphics
Winner: Shigeo Takahashi
 
Mar 2010
Applying manifold learning to plotting approximate contour trees, CG Award, The Society of Art and Science
Winner: Shigeo Takahashi, Issei Fujishiro, Masato Okada
 
Apr 2009
1st BEST SCCG 2009 Presentation Award, 25th Spring Conference on Computer Graphics (SCCG2009)
Winner: Shigeo Takahashi
 
Jan 2007
Most Cited Paper Award for Graphical Models 2004-2006, Elsevier (International Journal Graphical Models)
Winner: Shigeo Takahashi, Yuriko Takeshima, and Issei Fujishiro
 
Jun 1997
2nd best paper by a young scientist, Computer Graphics Society in Computer Graphics International 1997
Winner: Shigeo Takahashi
 

Published Papers

 
Yasuto Murakami, Takamasa Kawagoe, Michael Cohen, and Shigeo Takahashi
In Proceedings of the 22th International Conference on Information Visualisation 2018 (IV2018)   122-127   Jul 2018   [Refereed]
We present an approach to synthesizing tag cloud ("wordle"s) maps that produce illusionary visual depth fields based on stereoscopic imaging. By using a 3D scalar field (such as elevation or weather data) as input, the synthesized map yields a vis...
Yuka Yoshida, Ken Maruyama, Takamasa Kawagoe, Hsiang-Yun Wu, Masatoshi Arikawa, and Shigeo Takahashi
In Proceedings of the 22th International Conference on Information Visualisation 2018 (IV2018)   373-378   Jul 2018   [Refereed]
Octilinear network layouts are commonly used as the schematic representation of railway maps due to their enhanced readability. However, it is often time-consuming to place station names on such railway maps by trial and error, especially within t...
Byoungkwon An, Ye Tao, Jianzhe Gu, Tingyu Cheng, Xiang Anthony Chen, Xiaoxiao Zhang, Wei Zhao, Youngwook Do, Shigeo Takahashi, Hsiang-Yun Wu, Teng Zhang, and Lining Yao
In Proceedings of the 2018 ACM CHI Conference on Human Factors in Computing Systems (CHI '18)      Apr 2018   [Refereed]
We develop a novel method printing complex self-folding geometries. We demonstrated that with a desktop fused deposition modeling (FDM) 3D printer, off-the-shelf printing filaments and a design editor, we can print flat thermoplastic composites an...
Issei Fujishiro, Naoko Sawada, Masanori Nakayama, Hsiang-Yun Wu, Kazuho Watanabe, Shigeo Takahashi, and Makoto Uemura
Journal of Physics: Conference Series   1036    2018   [Refereed]
Blazars are attractive objects for astronomers to observe in order to burrow into the magnetic field in the relativistic jet. This paper presents TimeTubes as a novel visualization scheme that allows astronomers to interactively explore characteri...
Hsiang-Yun Wu, Shigeo Takahashi, and Rie Ishida
Journal of Visual Languages and Computing   44 106-119   2018   [Refereed]
Properly drawing clustered networks significantly improves the visual readability of the meaningful structures hidden behind the associated abstract relationships. Nonetheless, we often degrade the visual quality of such clustered graphs when we t...
Hsiang-Yun Wu, Shigeo Takahashi, Sheung-Hung Poon, and Masatoshi Arikawa
in Advances in Cartography and GIScience: Selections from the International Cartographic Conference 2017   117-130   Jul 2017   [Refereed]
Consistently placing annotation labels across map scales often poses a problem due to the restriction of the screen space. This problem becomes further exacerbated when we navigate by arbitrarily zooming in and out of digital maps on mobile device...
Hsiang-Yun Wu, Shigeo Takahashi, Sheung-Hung Poon, and Masatoshi Arikawa
In Short Paper Proceedings of the 19th Eurographics Conference on Visualization (EuroVis2017)   1-5   Jun 2017   [Refereed]
Nowadays, digital map services provide a large amount of spatial data and thus facilitate users to dynamically navigate map contents across multiple scales on small mobile devices. In this context, consistently placing map labels in interactive na...
Making Many-to-Many Parallel Coordinate Plots Scalable by Asym- metric Biclustering
Hsiang-Yun Wu, Yusuke Niibe, Kazuho Watanabe, Shigeo Takahashi, Makoto Uemura, and Issei Fujishiro
In Notes Proceedings of the 10th IEEE Pacic Visualization Sym- posium (PacicVis2017)   305-309   Apr 2017   [Refereed]
Yuki Ohtaka, Shigeo Takahashi, Hsiang-Yun Wu, and Naoya Ohta
In Proceedings of International Symposium on Smart Graphics 2015, (Springer LNCS)   9317 155-166   Mar 2017   [Refereed]
Exploring optimal light sources for effectively rendering 3D scenes has been an important research theme especially in the application to computer graphics and visualization problems. Although conventional techniques provide visually plausible sol...
Fumiya Sato, Hsiang-Yun Wu, Shigeo Takahashi, and Masatoshi Arikawa
In Proceedings of International Symposium on Smart Graphics 2015, (Springer LNCS)   9317 167-173   Mar 2017   [Refereed]
Illustration maps often direct our visual attention to the specific route with geographic symbols and annotation labels associated with important landmarks. This inspires us to evaluate the quality of such maps by analyzing the spatial distributio...
Kouhei Yasuda, Shigeo Takahashi, and Hsiang-Yun Wu
In Proceedings of the 9th International Symposium on Visual Information Communication and Interaction (VINCI2016)   35-42   Sep 2016   [Refereed]
Image saliency is a biologically inspired concept for characterizing visual conspicuity of individual features in natural images, and provides us with a useful insight into the mechanism for directing instant visual attention from viewers. Neverth...
Rie Ishida, Shigeo Takahashi, and Hsiang-Yun Wu
In Proceedings of the 20th International Con- ference on Information Visualisation 2016 (IV2016)   15-20   Jul 2016   [Refereed]
Conventional force-directed algorithms are known as a common approach to aesthetically drawing networks while they still suffer from self-overlaps especially when the network nodes are annotated with text labels. Incorporating space partitioning t...
Daisuke Sakurai, Osamu Saeki, Hamish Carr, Hsiang-Yun Wu, Takahiro Yamamoto, David Duke, and Shigeo Takahashi
IEEE Transactions on Visualization and Computer Graphics   22(1) 945-954   Jan 2016   [Refereed]
Scalar topology in the form of Morse theory has provided computational tools that analyze and visualize data from scientific and engineering tasks. Contracting isocontours to single points encapsulates variations in isocontour connectivity in the ...
Longyin Xu, Masanori Nakayama, Hsiang-Yun Wu, Kazuho Watanabe, Shigeo Takahashi, Makoto Uemura, and Issei Fujishiro
In Proceedings of the 2016 Nicograph International   15-20   2016   [Refereed]
Blazars are active galactic nuclei whose relativistic jets ejected from the central black hole are pointing toward the Earth. Astronomers have attempted to classify blazars, but analyzing the time-dependent multivariate datasets with conventional ...
Makoto Uemura, Koji S. Kawabata, Shiro Ikeda, Keiichi Maeda, Hsiang-Yun Wu, Kazuho Watanabe, Shigeo Takahashi, and Issei Fujishiro
Journal of Physics: Conference Series   699    2016   [Refereed]
Type Ia supernovae (SNIa) have an almost uniform peak luminosity, so that they are used as "standard candle" to estimate distances to galaxies in cosmology. In this article, we introduce our two recent works on SNIa based on data-driven approach. ...
Kazuho Watanabe, Hsiang-Yun Wu, Shigeo Takahashi, and Issei Fujishiro
Journal of Physics: Conference Series   699    2016   [Refereed]
As a probability distribution on the high-dimensional sphere, the von Mises-Fisher (vMF) distribution is widely used for directional statistics and data analysis methods based on correlation. We consider a constrained vMF distribution for block mo...
Makoto Uemura, Ryosuke Itoh, Longyin Xu, Masanori Nakayama, Hsiang-Yun Wu, Kazuho Watanabe, Shigeo Takahashi
Galaxies   4(3)    2016   [Refereed]
Optical polarization provides important clues to the magnetic field in blazar jets. It is easy to find noteworthy patterns in the time-series data of the polarization degree (PD) and position angle (PA). On the other hand, we need to see the traje...
Hsiang-Yun Wu, Shigeo Takahashi, Hiroko Nakamura Miyamura, Satoshi Ohzahata, and Akihiro Nakao
Journal of Imaging Science and Technology   60(6) 60407-1-60407-13   2016   [Refereed]
Extracting hierarchical structures from networks provides us with an effective means of visualizing them, especially when they contain complicated node connectivities such as those in traffic and distributed networks. Although many techniques have...
Rie Ishida, Shigeo Takahashi, and Hsiang-Yun Wu
In Proceedings of the 19th International Conference on Information Visualisation 2015 (IV2015)   200-205   Jul 2015   [Refereed]
Visual interaction with networks have been promising in the sense that we can successfully elucidate underlying relationships hidden behind complicated mutual relationships such as co-authorship networks, product co purchasing networks, and scale-...
Hsiang-YunWu, Sheung-Hung Poon, Shigeo Takahashi, Masatoshi Arikawa, Chun-Cheng Lin, and Hsu-Chun Yen
In Proceedings of the 19th International Conference on Information Visualisation 2015 (IV2015)   9-14   Jul 2015   [Refereed]
Schematic metro maps provide an effective means of simplifying the geographical configuration of public rapid transportation systems. Nonetheless, travelers still find it difficult to identify routes of a specific topology on the maps because it i...
Kazuho Watanabe, Hsiang-Yun Wu, Yusuke Niibe, Shigeo Takahashi, and Issei Fujishiro
In Proceedings of the 8th IEEE Pacic Visualization Symposium (PacicVis 2015)   287-294   Apr 2015   [Refereed]
Exploring feature subspaces is one of promising approaches to analyzing and understanding the important patterns in multivariate data. If relying too much on effective enhancements in manual interventions, the associated results depend heavily on ...
Gao Yi,Hsiang-Yun Wu,Kazuo Misue,Kazuyo Mizuno,Shigeo Takahashi
The 7th International Symposium on Visual Information Communication and Interaction, VINCI '14, Sydney, NSW, Australia, August 5-8, 2014   39-48   Aug 2014   [Refereed]
The bag-of-features models is one of the most popular and promising approaches for extracting the underlying semantics from image databases. However, the associated image categorization based on machine learning techniques may not convince us of i...
Koto Nohno,Hsiang-Yun Wu,Kazuho Watanabe,Shigeo Takahashi,Issei Fujishiro
18th International Conference on Information Visualisation, IV 2014, Paris, France, July 16-18, 2014   7-12   Jul 2014   [Refereed]
Parallel coordinates is well-known as a popular tool for visualizing the underlying relationships among variables in high-dimension datasets. However, this representation still suffers from visual clutter arising from intersections among poly line...
Kazuyo Mizuno,Hsiang-Yun Wu,Shigeo Takahashi
IEEE Pacific Visualization Symposium, PacificVis 2014, Yokohama, Japan, March 4-7, 2014   217-224   Mar 2014   [Refereed]
The demand for interactively designing the image feature space has been increasing due to the ongoing need for image retrieval, recognition, and labeling. Although conventional methods provide an interface for locally rearranging such a feature sp...
Osamu Saeki, Shigeo Takahashi, Daisuke Sakurai, Hsiang-Yun Wu, Keisuke Kikuchi, Hamish Carr, David Duke, and Takahiro Yamamoto
In The Impact of Applications on Mathematics (Proceedings of Forum Math-for-Industry 2013)   51-65   Jul 2014   [Refereed]
This is a survey article on recent developments in visualization of large data, especially that of multivariate volume data. We present two essential ingredients. The first one is the mathematical background, especially the singularity theory of d...
Charl P. Botha, Bernhard Preim, Arie Kaufman, Shigeo Takahashi, and Anders Ynnerman
In Scientific Visualization (Mathematics and Visualization)      Sep 2014   [Refereed]
Due to continuing advances in medical imaging technology, and in medicine itself, techniques for visualizing medical image data have become increasingly important. In this chapter, we present a brief overview of the past 30 years of developments i...
Osamu Saeki and \ST
Pacific Journal of Mathematics for Industry   6(1) 47-56   2014   [Refereed]
In this article, we describe techniques for visual data mining based on differential topology. Data scientists have been working long on the analysis of data obtained from a wide variety of sources. The data is often represented as discrete sample...
Hsiang-Yun Wu,Shigeo Takahashi,Chun-Cheng Lin,Hsu-Chun Yen
17th International Conference on Information Visualisation, IV 2013, London, United Kingdom, July 16-18, 2013   96-101   Jul 2013   [Refereed]
Metro maps with thumbnail photographs serve as common travel guides for providing sufficient information to meet the requirements of travelers in the cities. However, conventional methods attempt to minimize the total distance between stations and...
Fernando J. Wong and Shigeo Takahashi
The Visual Computer   29(6-8) 729-738   Jun 2013   [Refereed]
This paper focuses on the problem of designing and generating illustrations that portray a given scene with a single non-intersecting line. In this approach, users partition an image into regions, assigning a type or style to each of them. Next, a...
Hsiang-Yun Wu, Shigeo Takahashi, Daichi Hirono, Masatoshi Arikawa, Chun-Cheng Lin, and Hsu-Chun Yen
Computer Graphics Forum   32(3) 261-270   Jun 2013   [Refereed]
Annotating metro maps with thumbnail photographs is a commonly used technique for guiding travelers. However, conventional methods usually suffer from small labeling space around the metro stations especially when they are interchange stations ser...
Daichi Hirono, Hsiang-Yun Wu, Masatoshi Arikawa, and Shigeo Takahashi
Proceedings of the 6th IEEE Pacific Visualization Symposium (PacificVis 2013)   17-24   Mar 2013   [Refereed]
In composing hand-drawn 3D urban maps, the most common design problem is to avoid overlaps between geographic features such as roads and buildings by displacing them consistently over the map domain. Nonetheless, automating this map design process...
Yuriko Takeshima,Issei Fujishiro,Shigeo Takahashi,Toshiyuki Hayase
IEEE Pacific Visualization Symposium, PacificVis 2013, February 27 2013-March 1, 2013, Sydney, NSW, Australia   113-120   Mar 2013   [Refereed]
We have developed a hybrid wind tunnel, where 2D measurement-integrated (MI) simulation, which utilizes actual data acquired from real air flow behind a square cylinder, plays an important role in improving the accuracy of the numerical analysis. ...
Fernando J. Wong and Shigeo Takahashi
Proceedings of the 8th International Conference on Computer Graphics Theory and Applications (GRAPP 2013)   131-138   Feb 2013   [Refereed]
A hierarchical approach for designing continuous line illustrations, drawings that consist of a single line, is presented throughout this paper. Users specify a graph that will guide the overall shape of the line illustration, and proceed to assig...
Chongke Bi,Daisuke Sakurai,Shigeo Takahashi,Kenji Ono
Advances in Visual Computing - 8th International Symposium, ISVC 2012, Rethymnon, Crete, Greece, July 16-18, 2012, Revised Selected Papers, Part II   726-735   Jul 2012   [Refereed]
Generating quadrilateral meshes is very important in many industrial applications such as finite element analysis and B-spline surface fitting. However, it is still a challenging task to design appropriate vertex connectivity in the quadrilateral ...
Chongke Bi, Shigeo Takahashi, and Issei Fujishiro
In Proceedings of SPIE Conference on Visualization and Data Analysis 2012 (VDA2012)   8294    Jan 2012   [Refereed]
Visual analysis of 3D diffusion tensor fields has become an important topic especially in medical imaging for understanding microscopic structures and physical properties of biological tissues. However, it is still difficult to continuously track ...
Hsiang-Yun Wu, Shigeo Takahashi, Chun-Cheng Lin, and Hsu-Chun Yen
Computer Graphics Forum   31(3) 925-934   2012   [Refereed]
When providing travel guides for a specific route in a metro network, we often place the route around the center of the map and annotate stations on the route with thumbnail photographs. Nonetheless, existing methods do not offer an effective mean...
Charl P. Botha,Bernhard Preim,Arie Kaufman,Shigeo Takahashi,Anders Ynnerman
CoRR   abs/1206.1148    2012   [Refereed]
Fernando J. Wong and Shigeo Takahashi
Computer Graphics Forum   30(7) 1931-1939   Sep 2011   [Refereed]
This paper introduces a method for automatically generating continuous line illustrations, drawings consisting of a single line, from a given input image. Our approach begins by inferring a graph from a set of edges extracted from the image in que...
Shigeo Takahashi Hsiang-Yun Wu, Seow Hui Saw, Chun-Cheng Lin, and Hsu-Chun Yen
Computer Graphics Forum   30(7) 2077-2086   Sep 2011   [Refereed]
Constructing a 3D papercraft model from its unfolding has been fun for both children and adults since we can reproduce virtual 3D models in the real world. However, facilitating the papercraft construction process is still a challenging problem, e...
Shigeo Takahashi, Issei Fujishiro, Yuriko Takeshima, and Chongke Bi
Scientific Visualization: Interactions, Features, Metaphors   346-359   2011   [Refereed]
Understanding a volume dataset through a 2D display is a complex task because it usually contains multi-layered inner structures that inevitably cause undesirable overlaps when projected onto the display. This requires us to identify feature subvo...
Chun-Cheng Lin,Sheung-Hung Poon,Shigeo Takahashi,Hsiang-Yun Wu,Hsu-Chun Yen
Combinatorial Optimization and Applications - 5th International Conference, COCOA 2011, Zhangjiajie, China, August 4-6, 2011. Proceedings   387-398   Aug 2011   [Refereed]
In boundary labeling, each point site in a rectangular map is connected to a label outside the map by a leader, which may be a rectilinear or a straight-line segment. Among various types of leaders, the so-called type-opo leader consists of three ...
Hsiang-Yun Wu, Shigeo Takahashi Chun-Cheng Lin, and Hsu-Chun Yen
Proceedings of the 11th International Symposium on Smart Graphics (Smart Graphics 2011), (Springer LNCS)   6185 91-102   Jul 2011   [Refereed]
Hand-drawn metro map illustrations often employ both internal and external labels in a way that they can assign enough information such as textual and image annotations to each landmark. Nonetheless, automatically tailoring the aesthetic layout of...
Jun Kobayashi, Chongke Bi, and Shigeo Takahashi
in Proceedings of the 4th Pacific-Rim Symposium on Image and Video Technology (PSIVT2010)   487-494   Nov 2010   [Refereed]
This paper presents an intuitive method for synthesizing videos by directly manipulating video objects without using 3D models. The proposed method extracts a video object from each video frame and creates locally consistent video sequences using ...
Chongke Bi, Shigeo Takahashi, and Issei Fujishiro
in Proceedings of the 6th International Symposium on Visual Computing (ISVC2010), Springer LNCS   6453 328-337   Nov 2010   [Refereed]
Interpolating diffusion tensor fields is a key technique to visualize the continuous behaviors of biological tissues such as nerves and muscle fibers. However, this has been still a challenging task due to the difficulty to handle possible degener...
Shinichi Nakazawa, Sho Kasahara, and Shigeo Takahashi
in Proceedings of the 6th International Conference on Intelligent Information Hiding and Multimedia Signal Processing (IIH-MSP 2010),   110-113   Oct 2010   [Refereed]
The recent increasing demand for 3D digital contents has motivated us to develop techniques for watermarking 3D models so that we can hide copyright information behind them. However, existing methods rather focused on the robustness against possib...
Kenichi Yoshida, Shigeo Takahashi, Hiroaki Ono, Issei Fujishiro, and Masato Okada
Proceedings of the 7th International Conference on Computer Graphics, Imaging and Visualization (CGiV2010)   173-178   Aug 2010   [Refereed]
Introducing distortions into perspective views is a popular technique to direct our visual attention to specific objects, as seen in hand-drawn illustrations and cartoon animations. This type of image expression, called nonperspective projection, ...
Tatsuhiko Suzuki, Shigeo Takahashi, and Jason Shepherd
Engineering with Computers   26(3) 303-316   Jun 2010   [Refereed]
This paper describes an all-hexahedral generation method focusing on how to create interior surfaces. It is well known that a solid homeomorphic to a ball with even number of bounding quadrilaterals can be partitioned into a compatible hexahedral ...
Kairi Mashio, Kenichi Yoshida, Shigeo Takahashi, and Masato
Proceedings of the 10th International Symposium on Smart Graphics (Smart Graphics 2010), (Springer Lecture Notes in Computer Science)   6133 220-231   Jun 2010   [Refereed]
Hand-drawn pictures differ from ordinary perspective images in that the entire scene is composed of local feature regions each of which is projected individually as seen from its own vista point. This type of projection, called nonperspective proj...
Zhaolin Su and Shigeo Takahashi
in Proceedings of International Conference on Computer Vision Theory and Applications (VISAPP 2010)   370-375   May 2010   [Refereed]
In this paper, we propose a method for automatically directing viewers’ visual attention to important regions of images and videos in low-level vision. Inspired by the modern model of visual attention, the importance map of an input scene is autom...
Topologically-Based Haptization and Visualization of Wake Turbulence Datasets
Yuriko Takeshima, Issei Fujishiro, Shigeo Takahashi, and Shigeru Obayashi
In DVD Proceedings of IIEEJ Image Electronics and Visual Computing Workshop 2010      Mar 2010   [Refereed]
Eunjung Ju, Myung Geol Choi,Minji Park,Jehee Lee,Kang Hoon Lee,Shigeo Takahashi
ACM Transactions on Graphics   29(5)    2010   [Refereed]
Crowd simulation has been an important research field due to its diverse range of applications that include film production, military simulation, and urban planning. A challenging problem is to provide simple yet effective control over captured an...
Shigeo Takahashi Jun Kobayashi, and Issei Fujishiro
Proceedings of Smart Graphics 2009, (Springer LNCS)   5531 233-242   May 2009   [Refereed]
Volume datasets have been a primary representation for scientific visualization with the advent of rendering algorithms such as marching cubes and ray casting. Nonetheless, illuminating the underlying spatial structures still requires careful adju...
Sho Kurose and Shigeo Takahashi
in Proceedings of Spring Conference on Computer Graphics 2009   197-204   Apr 2009   [Refereed]
We present a method for simulating stable interactions between fluids and unconstrained rigid bodies. Conventional particle-based methods used a penalty-based approach to resolve collisions between fluids and rigid bodies. However, these methods a...
Shigeo Takahashi, Kenichi Yoshida, Taesoo Kwon, Kang Hoon Lee, Jehee Lee, and Sung Yong Shin
Computer Graphics Forum   28(2) 639-648   2009   [Refereed]
Given a pair of keyframe formations for a group consisting of multiple individuals, we present a spectral‐based approach to smoothly transforming a source group formation into a target formation while respecting the clusters of the involved indivi...
Fernando J. Wong and Shigeo Takahashi
Comput. Graph. Forum   28(7) 1975-1984   2009   [Refereed]
A method for automatically generating a picture maze from two different images is introduced throughout this paper. The process begins with the extraction of salient contours and edge tangent flow information from the primary image in order to bui...
Shigeo Takahashi,Issei Fujishiro,Masato Okada
IEEE Transactions on Visualization and Computer Graphics   15(6) 1185-1192   2009   [Refereed]
A contour tree is a powerful tool for delineating the topological evolution of isosurfaces of a single-valued function, and thus has been frequently used as a means of extracting features from volumes and their time-varying behaviors. Several soph...
Issei Fujishiro,Rieko Otsuka,Shigeo Takahashi,Yuriko Takeshima
High-Performance Computing - 6th International Symposium, ISHPC 2005, Nara, Japan, September 7-9, 2005, First International Workshop on Advanced Low Power Systems, ALPS 2006, Revised Selected Papers (Springer LNCS)   4759 176-190   Jan 2008   [Refereed]
The rapid advance in high performance computing and measurement technologies has recently made it possible to produce a stupendous amount of time-varying volume datasets in a variety of disciplines. However, there exist a few known visual explorat...
Hiroko M. Miyamura, Issei Fujishiro, Yuriko Takeshima, Shigeo Takahashi, Takafumi Saito
The Journal of the Institute of Image Electronics Engineers of Japan   37(4) 461-468   2008   [Refereed]
For exploring the inner structures of large scale volume datasets, it is general to use LoD control methods. In order to achieve effective large-scale volume visualization, we propose visualization guidelines to adaptively select appropriate Level...
Taesoo Kwon, Kang Hoon Lee, Jehee Lee, and Shigeo Takahashi
ACM Transactions on Graphics   27(3)    2008   [Refereed]
Animating a crowd of characters is an important problem in computer graphics. The latest techniques enable highly realistic group motions to be produced in feature animation films and video games. However, interactive methods have not emerged yet ...
Guidelines for LoD Control in Volume Visualization
Hiroko N. Miyamura, Yuriko Takeshima, Shigeo Takahashi, and Issei Fujishiro
In DVD proceedings of IIEEJ Image Electronics and Visual Computing Workshop 2007      Nov 2007   [Refereed]
Locating an Optimal Light Source for Volume Rendering
Ryota Naraoka, Issei Fujishiro, Shigeo Takahashi, and Yuriko Takeshima
In DVD Proceedings of IIEEJ Image Elec- tronics and Visual Computing Workshop 2007      Nov 2007   [Refereed]
Issei Fujishiro, Shigeo Takahashi, and Yuriko Takeshima
In Systems Modeling and Simulation: Theory and Applications. (Proceedings of Asia Simu- lation Conference 2006)   1-5   2007   [Refereed]
Data crisis ubiquitously arises in solving complex scientific problems. It has motivated us to develop a Collaborative Visualization Environment (CVE), which provides the users with the “serendipity” with the aid of effective data-centric tweaking...
Shigeo Takahashi, Kenichi Yoshida, Kenji Shimada, and Tomoyuki Nishita
IEEE Transactions on Visualization and Computer Graphics   12(5) 1141-1148   2006   [Refereed]
This paper presents a method for occlusion-free animation of geographical landmarks, and its application to a new type of car navigation system in which driving routes of interest are always visible. This is achieved by animating a nonperspective ...
Shigeo Takahashi,Issei Fujishiro,Yuriko Takeshima,Tomoyuki Nishita
in Proceedings of the 16th IEEE Visualization Conference (VIS 2005), 23-28 October 2005, Minneapolis, MN, USA   495-502   Oct 2005   [Refereed]
Optimal viewpoint selection is an important task because it considerably influences the amount of information contained in the 2D projected images of 3D objects, and thus dominates their first impressions from a psychological point of view. Althou...
Tatsuhiko Suzuki, Shigeo Takahashi, and Jason Shepherd
in Proceedings of the 14th International Meshing Roundtable, IMR 2005, September 11-14, 2005, San Diego, CA, USA   377-398   Sep 2005   [Refereed]
This paper describes an interior surface generation method and a strategy for all-hexahedral mesh generation. It is well known that a solid homeomorphic to a ball with even number of quadrilaterals bounding the surface should be able to be partiti...
Yuki Mori, Shigeo Takahashi, Takeo Igarashi, Yuriko Takeshima, and Issei Fujishiro
in Proceedigns of the 5th International Symposium on Smart Graphics (Springer LNCS)   3638 175-184   Aug 2005   [Refereed]
Cross-sectioning is a popular method for visualizing the complicated inner structures of three-dimensional volume datasets. However, the process is usually manual, meaning that a user must manually specify the cross-section’s location using a repe...
Shigeo Takahashi, Yuriko Takeshima, Issei Fujishiro, and Gregory M. Nielson
Scientific Visualization: The Visual Extraction of Knowledge from Data (Springer)   185-206   2005   [Refereed]
Yuriko Takeshima, Shigeo Takahashi, Issei Fujishiro
in Proceedings of the Eurographics/IEEE VGTC 4th International Workshop on Volume Graphics   137-145   Jun 2005   [Refereed]
Recent development in the design of multi-dimensional transfer functions allows us to automatically generate comprehensible visualization images of given volumes by taking into account local features such as differentials and curvatures. However, ...
Shigeo Takahashi, Issei Fujishiro, and Yuriko Takeshima
In Proceedings of SPIE Conference on Visualization and Data Analysis 2005 (VDA2005) (SPIE Proceedings)   5669 103-114   Jan 2005   [Refereed]
The Interval Volume Decomposer (IVD) is an interface for decomposing an entire volume into interval volumes each of which characterizes a distinctive volume feature. The advantage of the IVD is that it allows us to look inside the volume by peelin...
Ryutarou Ohbuchi, Akio Mukaiyama, and Shigeo Takahashi
In Proceedings of International Conference on Cyber Worlds 2004 (CW2004)   392-399   Nov 2004   [Refereed]
This paper discusses a method to watermark a 3D shape model defined as a set of unoriented points. Our approach is to perform frequency domain analysis of the shape of the 3D point set for watermarking. Our method applies the mesh-spectral analysi...
Shigeo Takahashi, Yuriko Takeshima, and Issei Fujishiro
Graphical Models   66(1) 24-49   2004   [Refereed]
Topological volume skeletonization is a novel approach for automating transfer function design in visualization by extracting the topological structure of a volume dataset. The skeletonization process yields a graph called a volume skeleton tree, ...
Issei Fujishiro, Yuriko Takeshima, Shigeo Takahashi, and Yumi Yamaguchi
in Data Visualization: The State of the Art   95-108   2003   [Refereed]
In spite of many attempts at making volume visualization popular, it is still a hard task for novice users to adjust rendering-related parameter values for generating informative images. In our previous study, we took advantage of a 3D field topol...
Shigeo Takahashi, Gregory M. Nielson, Yuriko Takeshima, and Issei Fujishiro
In Proceedings of Ge- ometric Modeling and Processing 2004 (GMP2004)   227-236   2004   [Refereed]
Topological volume skeletons represent level-set graphs of 3D scalar fields, and have recently become crucial to visualizing the global isosurface transitions in the volume. However, it is still a time-consuming task to extract them, especially wh...
Applying Volume-Topology-Based Control of Visualization Parameters to Fluid Data
Yuriko Takeshima, Haruo Terasaka, Sensuke Shimizu, Shigeo Takahashi, and Issei Fujishiro
CD-ROM Proc. of the 4th Pacific Symposium on Flow Visualization and Image Processing      Jun 2003   [Refereed]
Ryutarou Ohbuchi, Akio Mukaiyama, and Shigeo Takahashi
Computer Graphics Forum   21(3) 373-382   2002   [Refereed]
This paper presents a robust watermarking algorithm with informed detection for 3D polygonal meshes. The algorithm is based on our previous algorithm [22] that employs mesh‐spectral analysis to modify mesh shapes in their transformed domain. This ...
Shigeo Takahashi, Naoya Ohta, Hiroko Nakamura, Yuriko Takeshima, and Issei Fujishiro
Computer Graphics Forum   21(3) 259-268   2002   [Refereed]
It is still challenging to generate hand‐drawn pictures because they differ from ordinary photographs in that they are often drawn as seen from multiple viewpoints. This paper presents a new approach for modeling such surperspective projection bas...
Shigeo Takahashi,Yoshiyuki Kokojima,Ryutarou Ohbuchi
In Proceedings of the 9th Pacic Conference on Computer Graphics and Applications (Pacic Graphics 2001)   70-79   Oct 2001   [Refereed]
Existing methods of morphing 3D meshes are often limited to cases in which 3D input meshes to be morphed are topologically equivalent. The paper presents a new method for morphing 3D meshes having different surface topological types. The most sign...
Ryutarou Ohbuchi, Shigeo Takahashi, Takahiko Miyazawa, and Akio Mukaiyama
In Proceedings of Graphics Interface 2001   9-17   Jun 2001   [Refereed]
Digital watermarking embeds a structure called watermark into the target data, such as image and 3D polygonal models. The watermark can be used, for example, to enforce copyright and to detect tampering. This paper presents a new robust watermarki...
Ryutarou Ohbuchi, Yoshiyuki Kokojima, and Shigeo Takahashi
Computers and Graphics   25(1) 41-58   2001   [Refereed]
This paper presents a shape-blending algorithm that interpolates between 2D and 3D polyhedrons. Shape blending, which is sometimes called shape metamorphosis or geometric morphing, has applications in such areas as entertainment and medical visual...
Shigeo Takahashi
International Journal of Shape Modeling   6(1) 37-63   Jun 2000   [Refereed]
This paper introduces tolerance constraints that specify permitted ranges of ordinary geometric constraints for multiresolution curves and surfaces. The tolerance constraints are classified into three categories: geometric-tolerance constraints, p...
Issei Fujishiro, Taeko Azuma, Yuriko Takeshima, and Shigeo Takahashi
IEEE Computer Graphics and Applications   20(5) 46-51   2000   [Refereed]
This article proposes a novel approach to automating the settings of visualization parameter values for volume data mining. To this end, we extended the conventional Reeb graph-based approach to topological modeling of 3D surfaces to capture the t...
Shigeo Takahashi
In Proceedings of the 7th Pacic Conference on Computer Graphics and Applicatoins (Pacic Graphics '99)   168-178   Oct 1999   [Refereed]
Subdivision surfaces provide an efficient means of representing surfaces of arbitrary topological type. In recent years, multi-resolution modeling with variational smoothing has played an important role in controlling such surfaces. This paper pre...
Shigeo Takahashi
In Proceedings of Computer Graphics International '97   688-699   Jun 1998   [Refereed]
The paper introduces constraints termed tolerance constraints, which specify several types of variations, in the design of smooth curves and surfaces at multiresolution levels. The mathematical model for such tolerance constraints is implemented b...
Shigeo Takahashi, Yoshihisa Shinagawa, and Tosiyasu L. Kunii
The Visual Computer   14(4) 177-192   1998   [Refereed]
Shigeo Takahashi
The Visual Computer   14(5-6) 208-227   1998   [Refereed]
Shigeo Takahashi, Yoshihisa Shinagawa, and Tosiyasu L. Kunii
In Proceedings of Computer Graphics International '97   121-130   Jun 1997   [Refereed]
The paper presents a method of designing curves and surfaces by solving the constraints imposed on the shapes at multiresolution levels. In this method, the curves and surfaces are represented by endpoint interpolating B splines and their correspo...
Shigeo Takahashi, Yoshihisa Shinagawa, and Tosiyasu L. Kunii
In Proceedings of the ACM 4th Symposium on Solid Modeling and Applications   97-110   May 1997   [Refereed]
Shigeo Takahashi, Tetsuya Ikeda, Yoshihisa Shinagawa, Tosiyasu L. Kunii, and Minoru Ueda
Computer Graphics Forum   14(3) 181-192   1995   [Refereed]
Researchers in the fields of computer graphics and geographical information systems (GISs) have extensively studied the methods of extracting terrain features such as peaks, pits, passes, ridges, and ravines from discrete elevation data. The exist...
Tosiyasu L. Kunii, Alexander G. Belyaev, Elena V. Anoshkina, Shigeo Takahashi, Runhe Huang, and Oleg G. Okunev
In Proceedings of the 18th Annual International Computer Software and Applications Conference 1994 (COMPSAC '94)   242-251   Nov 1994   [Refereed]
We introduce a new concept of ridges, ravines and related structures (skeletons) associated with surfaces in three-dimensional space that generalizes the medial axis transformation approach. The concept is based on singularity theory and involves ...
Measuring Three-dimensional Shapes of Human Faces by Incorporating Stereo Vision with Photometry Using Blending Functions
Hitoshi Saji, Yoshihisa Shinagawa, Shigeo Takahashi, Hirohisa Hioki, and Tosiyasu L. Kunii
In Fundamentals of Computer Graphics (Proceedings of Pacic Graphics '94)   3-18   Aug 1994   [Refereed]
Shigeo Takahashi and Tosiyasu L. Kunii
Computer-Aided Design   26(8) 622-631   1994   [Refereed]
There are kinds of picture that are drawn with multiple viewpoints. Mountain guide maps, cubism pictures and medical-diagnosis drawings are examples of such pictures. So far, however, they have been drawn intuitively by hand. Implementing a CAD sy...
Tosiyasu L. Kunii and Shigeo Takahashi
In Modeling in Computer Graphics (IFIP Series on Computer Graphics 1993)   5-20   Jun 1993   [Invited]
From ancient times, area guide maps have been drawn intuitively without appropriate modeling. Understanding such maps and developing guide map CAD require clear modeling. This paper presents the model of area guide maps using manifolds and CW-comp...
Coding of Object Surfaces Using Atoms
Yoshihisa Shinagawa, Tosiyasu L. Kunii, Anatoly T. Fomenko, and Shigeo Takahashi
In Scientific Visualization: Advances and Challenges   309-332   1993   [Refereed]
Tosiyasu L. Kunii, Yoshihisa Shinagawa, and Shigeo Takahashi
In Creating and Animating the Virtual World (Proceedings of Computer Animation '92)   191-198   May 1992   [Invited]
The expressive capability of object shapes in CAD systems so far have been limited to polyhedra or combinations of primitive shapes such as cubes, cylinders and balls. The surface coding method based on Morse theory, however, enabled us to code an...

Misc

 
Kazuyo Kojima,Shigeo Takahashi,Tomoyuki Nishita
in Proceedings of the 3rd Symposium on Applied Perception in Graphics and Visualization, APGV 2006, Boston, Massachusetts, USA, July 28-29, 2006   144   Jul 2006   [Refereed]
Kenichi Yoshida,Shigeo Takahashi,Tomoyuki Nishita
Proceedings of the 3rd Symposium on Applied Perception in Graphics and Visualization, APGV 2006, Boston, Massachusetts, USA, July 28-29, 2006   145   Jul 2006   [Refereed]
Yuriko Takeshima,Shigeo Takahashi,Issei Fujishiro,Gregory M. Nielson
15th IEEE Visualization 2004 Conference (VIS 2004), 10-15 October 2004, Austin, TX, USA   6   2004   [Refereed]
Real-time rendering of attributed LIC-volumes using programmable GPUs
DVD Proc. of IEEE Super Computing 2003      2003

Books etc

 
Proceedings of the 10th International Symposium on Visual Information Communication and Interaction (VINCI 2017)
Robert Biuk-Aghai, Jie Li, and Shigeo Takahashi (Part:Joint Editor)
ACM Press   Aug 2017   ISBN:978-1-4503-5292-5
Guest Editors' Introduction: Special Section on the IEEE Pacic Visualization Symposium 2015
Shixia Liu, Gerik Scheuermann, Shigeo Takahashi, Tim Dwyer, and Yingcai Wu (Part:Joint Editor)
IEEE Transactions on Visualization and Computer Graphics, 22(7), 2016   2016   
Proceedings of the 8th IEEE Pacific Visualization Symposium (PacicVis 2015)
Shixia Liu, Gerik Scheuermann, and Shigeo Takahashi (Part:Joint Editor)
IEEE Computer Society Press   Apr 2015   ISBN:978-1-4673-4879-7
Guest Editors' Introduction: Special Section on the IEEE Pacic Visualization Symposium 2014
Ulrik Brandes, Hans Hagen, Shigeo Takahashi, and Xiaoru Yuan (Part:Joint Editor)
IEEE Transactions on Visualization and Computer Graphics, 21(8), 2015   2015   
Proceedings of the 8th International Symposium on Visual Information Communication and Interaction (VINCI 2015)
Takayuki Itoh, Paolo Battoni, and Shigeo Takahashi (Part:Joint Editor)
ACM Press   2015   ISBN:978-1-4503-3482-2
Proceedings of the 7th IEEE Pacfiic Visualization Symposium (PacicVis 2014)
Ulrik Brandes, Hans Hagen, and Shigeo Takahashi (Part:Joint Editor)
IEEE Computer Society Press   Mar 2014   ISBN:978-1-4799-2873-6
Algorithms for Extracting Surface Topology from Digital Elevation Models
Shigeo Takahashi (Part:Contributor, Chapter 3)
Topological Data Structures for Surfaces (S. Rana ed.), Wiley   2004   ISBN:0-470-85151-1
DOI: 10.1002/0470020288.ch3
Topologically-accentuated volume rendering
Data Visualization: The State of the Art, (F. H. Post, G. M. Nielson, G.-P. Bonneau eds.), Kluwer Academic Publishers   2003   
Numerical Calculation of the Orbital Invariant of Goryachev-Chaplygin and Lagrange Systems
Shigeo Takahashi (Part:Contributor, Chapter 17)
Topological Modeling for Visualization (A. T. Fomenko and T. L. Kunii eds.), Springer-Verlag   1997   ISBN:4-431-70200-8
DOI: 10.1007/978-4-431-66956-2

Conference Activities & Talks

 
Schematizing Graphics for Visual Understanding [Invited]
Shigeo Takahashi
8th International Conference on Graphic and Image Processing (ICGIP 2016)   Oct 2016   
Egocentric Design in Geospatial Mapping [Invited]
Shigeo Takahashi
1st International Symposium on Big Data Visual Analytics (BDVA2015)   Sep 2015   
Formulating Optimization Models for Visual Computing [Invited]
Shigeo Takahashi
International Symposium on Smart Graphics 2015   Aug 2015   
Animating Occlusion-Free Driving Routes in 3D Urban Areas with Spatiotemporal Constraints [Invited]
Shigeo Takahashi
NII Shonan Meeting on Computer Visualization - Concepts and Challenges   Mar 2014   
Aesthetic Design of Map Layouts Through Constrained Optimization [Invited]
Shigeo Takahashi and Hsiang-Yun Wu
2013 Taiwanese-Japanese Workshop on Information Visualization and Graph Drawing   May 2013   
Constrained Optimization for Aesthetic Design of Customized Maps [Invited]
Shigeo Takahashi
2nd International Symposium on Visualization for Simulation Sciences (Organized by the Center of Simulation Sciences, Ochanomizu University)   Jan 2013   
Directing Visual Attention Through Visualization Techniques [Invited]
Shigeo Takahashi
18th International Display Workshop (IDW 2011)   Dec 2011   
Augmenting 3D Perceptibility in Data Visualization [Invited]
Shigeo Takahashi
Dagstuhl Seminar on Scientific Visualization   Jun 2011   
Algebraic and Topological Approaches to Visualizing Complexities [Invited]
Shigeo Takahashi
Forum Math-for-Industry, Information Security, Visualization, and Inverse Problems   Oct 2010   
Applying Manifold Learning Techniques to Visualizing Spatiotemporal Complexities [Invited]
Shigeo Takahashi
Dagstuhl Seminar on Scientic Visualization   Jun 2009   
Manifold Learning Techniques for Visualizing Complexities [Invited]
Shigeo Takahashi
5th International Conference on Fluid Dynamics (ICFD 2008)   Nov 2008   
Perceptually Adaptive Visualization Through Nonperspective Projection [Invited]
Shigeo Takahashi, Kenichi Yoshida, Issei Fujishiro, and Masato Okada
7th Interna- tional Symposium on Advanced Fluid Information/4th International Symposium on Trans- disciplinary Fluid Integration (AFI/TFI 2007)   Dec 2007   
Sophisticating Volume Visualiza- tion with Differential Topology [Invited]
Shigeo Takahashi
Internatioinal Workshop on Information Communication Technology { Theory and Practice Toward U-World   Dec 2006   2
Toward Feature-Driven Approaches to Perception-Based Visualization [Invited]
Shigeo Takahashi, Issei Fujishiro, and Yuriko Takeshima
3rd International Symposium on Transdisciplinary Fluid Integration (TFI 2006)   Jun 2006   
Adaptive Visualization of Measurement-Integrated Simulation of Karman Vortex Street Based on Topological Skeletonization [Invited]
Yuriko Takeshima, Hikaru Shibata, Shigeo Takahashi, Issei Fujishiro, and Toshiyuki Hayase
2nd International Symposium on Transdisciplinary Fluid Integration (TFI 2005)   Dec 2005   
Potentials of Topological Approaches to Volume Data Mining [Invited]
Issei Fujishiro, Shigeo Takahashi, and Yuriko Takeshima
Mini-Symposium on Scientic Visualization in the Computational Sciences and Engineering, the 8th US National Congress on Computa- tional Mechanics   Jul 2005   
Potentials of Level-Set Graphs for Visual Exploration of Large-Scale Datasets [Invited]
Issei Fujishiro, Shigeo Takahashi, and Yuriko Takeshima
1st International Sym- posium on Transdisciplinary Fluid Integration (TFI 2004)   Nov 2004   
Topological Volume Analysis for Visualization
Shigeo Takahashi
Dagstuhl Seminar on Scientific Visualization   Jun 2003   

Association Memberships

 
 

Research Grants & Projects

 
Dynamic layout optimization for annotated information visualization
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Scientific Research (B)
Project Year: Apr 2016 - Mar 2019    Investigator(s): Shigeo Takahashi
Consolidation of visualization platform toward facilitating sparse modeling
MEXT: KAKENHI (Grant-in-Aid for Scientific Research), Scientic Research on Innovative Areas (Planned Research Project)
Project Year: Oct 2013 - Mar 2018    Investigator(s): Issei Fujishiro
Information visualization based on cartographic design principles
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Challenging Exploratory Research
Project Year: Apr 2015 - Mar 2017    Investigator(s): Shigeo Takahashi
Analysis and visualization of multi-variate data based on categorization of singular fiber types
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Challenging Exploratory Research
Project Year: Apr 2013 - Mar 2015    Investigator(s): Shigeo Takahashi
Constrained optimization for visualizing geographical data using multiple person views
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Scientific Research (B)
Project Year: Apr 2012 - Mar 2015    Investigator(s): Shigeo Takahashi
Ontological analysis and agenda identification of computational journalism from a perspective of data visualization
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Challenging Exploratory Research
Project Year: Apr 2011 - Mar 2013    Investigator(s): Shigeo Takahashi
Topology-aware hexahedral mesh generation based on singularities of 3D tensor fields
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Challenging Exploratory Research
Project Year: Apr 2011 - Mar 2013    Investigator(s): Shigeo Takahashi
Development of a cooperative visualization lifecycle management middleware
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Scientific Research (B)
Project Year: Apr 2010 - Mar 2013    Investigator(s): Issei Fujishiro
Affective rendering – Toward the realization of affect adapted image synthesis
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Scientific Research (B)
Project Year: Apr 2009 - Mar 2013    Investigator(s): Xiaoyang Mao
Analyzing and visualizing features of differential topology using manifold learning
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Challenging Exploratory Research
Project Year: Apr 2010 - Mar 2012    Investigator(s): Shigeo Takahashi
Using depth cues for enhancing data visualization
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Scientific Research (B)
Project Year: Apr 2008 - Mar 2012    Investigator(s): Shigeo Takahashi
Rapid prototyping and evaluation of visual analytics
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Challenging Exploratory Research
Project Year: Apr 2008 - Mar 2010    Investigator(s): Issei Fujishiro
Modeling nonperspective image generation based on visual psychology
Casio Science Promotion Foundation: 
Project Year: Oct 2007 - Sep 2009    Investigator(s): Shigeo Takahashi
Topological analysis and advanced visualization of large-scale, high-order and multi-variate datasets
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Scientific Research (B)
Project Year: Apr 2006 - Mar 2009    Investigator(s): Issei Fujishiro
Integrated approaches to analyzing time-varying volume data
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Grant-in-Aid for Young Researcher (B)
Project Year: Apr 2005 - Mar 2008    Investigator(s): Shigeo Takahashi
Optimal viewpoint selection based on features of object shapes
The Ohkawa Foundation for Information and Telecommunications: 
Project Year: Apr 2003 - Mar 2005    Investigator(s): Shigeo Takahashi
Transdimensional processing of captured data computation
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Scientific Research (B)
Project Year: Apr 2002 - Mar 2005    Investigator(s): Yasushi Yamaguchi
Study on design, analysis, and visualization of 4-dimensional shapes
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Grant-in-Aid for Young Researcher (B)
Project Year: Apr 2002 - Mar 2005    Investigator(s): Shigeo Takahashi
Car navigation systems for leisure drives
Hayao Nakayama Foundation for Science & Technology and Culture: 
Project Year: Apr 2001 - Mar 2003    Investigator(s): Shigeo Takahashi
Variational design of 3-dimensional polygonal surfaces by incorporating their visual representations
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Grant-in-Aid for Encouragement of Scientists (A)
Project Year: Apr 2000 - Mar 2002    Investigator(s): Shigeo Takahashi
Stable realization of virtual reality by model selection
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Scientific Research (C)
Project Year: Apr 1999 - Mar 2001    Investigator(s): Kenichi Kanatani
A study on multiresolution variational design of polygonal shapes
Kayamori Foundation of Information Science Advancement: 
Project Year: Oct 1999 - Sep 2001    Investigator(s): Shigeo Takahashi
Hierarchical representation and analysis of surface shapes using features of differential topology
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Grant-in-Aid for Encouragement of Scientists (A)
Project Year: Apr 1998 - Mar 2000    Investigator(s): Shigeo Takahashi
Image recognition and understanding based on the geometric information criterion
JSPS: KAKENHI (Grant-in-Aid for Scientific Research), Scientific Research (C)
Project Year: Apr 1997 - Mar 1999    Investigator(s): Kenichi Kanatani