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Byounghyun Yoo Ph.D.

Byounghyun Yoo

Research Scientist
Center for Environmental Sensing and Modeling (CENSAM)
Singapore-MIT Alliance for Research and Technolgoy (SMART)
Massachusetts Institute of Technology (MIT)

Visiting Research Scientist
Center for Educational Computing Initiatives (CECI)
Massachusetts Institute of Technology (MIT)

Web3D Fellow
Web3D Consortium		 *Announcement

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Download full Curriculum Vitae or summarized Resume

Research and Consulting Activities
Publications

New X3D Earth Videos are available!
New! User Guide for X3D Earth Terrain Tile Production

Technical Expertise and Research Interests

  • GIS: Extensible 3D (X3D) Earth, 3D geospatial technologies, interoperability and standardization of GIS and CAD data, GIS for virtual reality and Web application, multi-resolution terrain tile generation, large-scale virtual environment construction, digital city modeling.
  • Computer Graphics: X3D, geospatial visualization, image-based modeling and rendering of geospatial information.
  • Virtual Reality: modeling and simulation for virtual design/manufacturing/engineering, multi-sensory VR effects and simulator control.

Research and Consulting Activities

  • Cyberinfrastructure for the CENSAM Project
    Posted Sep 8, 2009 11:16 AM by Byounghyun Yoo
  • 3D simulation infrastructure using high-resolution satellite imagery April 2008 - Present This posting will be updated soon.
    Posted Dec 4, 2008 1:09 PM by Byounghyun Yoo
  • X3D Earth March 2007 - Present Developing ‘X3D Earth’, that is the standards-based 3D visualization infrastructure for all manner of real-world objects and information constructs in a geospatial context (http://www ...
    Posted Dec 4, 2008 10:37 PM by Byounghyun Yoo
  • Coast guard vulcan simulator October 2006 - February 2007 Developing the 'Coast Guard Vulcan Simulator'. Major contribution to motion generation and VR effects of Vulcan simulation, and consulting 3D visualization for the training simulation, sponsored ...
    Posted Dec 4, 2008 2:24 AM by Byounghyun Yoo
  • Motion simulation of humanoid behavior Jun 2006 - November 2006 Developed the motion simulation software to design, author and simulate behavior of humanoid.
    Posted Dec 4, 2008 4:37 AM by Byounghyun Yoo
  • Mars exploration 2020 October 2005 - September 2006 Developed the VR effect system for 'Mars Exploration 2020', including the motion effect using 2 degree of freedom motion chair, and lighting control using DMX512. Sponsored ...
    Posted Dec 4, 2008 2:23 AM by Byounghyun Yoo
  • Science and cultural experience system using virtual reality technology November 2003 - September 2005 Developed the 'Science and Cultural Experience System using Virtual Reality Technology'. Applied to 'Exploration into the human body', sponsored by National Science Museum of Korea. Developed ...
    Posted Dec 4, 2008 2:22 AM by Byounghyun Yoo
  • Image-based modeling and rendering technology for large-scale urban environment July 2003 - February 2006 Developed the 'Image-based Modeling and Rendering Technology for Large-scale Urban Environment' used to modeling virtual environment of Daejeon, Korea, using GIS data sponsored by ...
    Posted Dec 4, 2008 2:23 AM by Byounghyun Yoo
  • Object VR technology January 2002 - September 2003 Developed 'Object VR Technology' sponsored by PartDB Co., Ltd.Director of Virtual Reality Team at PartDB Co. Ltd's research laboratory. The object VR technology was ...
    Posted Dec 4, 2008 1:17 AM by Byounghyun Yoo
  • Sports helicopter VR simulator August 2000 - February 2003 Executive researcher of Physical Reality Team at Virtual Reality Research Center (VRRC). Developed the 'Sports Helicopter VR Simulator' sponsored by Ministry of Science and Technology. Implemented ...
    Posted Dec 4, 2008 2:18 AM by Byounghyun Yoo
  • Multi-user vehicle simulator January 2000 - December 2001 Developed a 'Multi-user Vehicle Simulator'. Developed improved version of a vehicle simulator using HMD and beam-projection in distributed environment. Two simulators in different locations ...
    Posted Dec 4, 2008 2:17 AM by Byounghyun Yoo
  • Quality checker for CAD model November 1999 - October 2000 Developed the 'Quality Checker for CAD Model' sponsored by Hyundai Motor Company. Contributed to developing CAD model quality checker which can verify the quality of heavy ...
    Posted Dec 4, 2008 1:18 AM by Byounghyun Yoo
  • Bicycle VR simulator March 1999 - February 2000 Developed the 'Bicycle VR Simulator' including a virtual environment of the KAIST campus. This included design and construction of virtual environment, implementation of real-time rendering ...
    Posted Dec 4, 2008 1:18 AM by Byounghyun Yoo
  • Boolean operator for selective storage data structure July 1998 - February 1999 Developed the 'Boolean Operator for Selective Storage Data Structure' used in the 3D CAD modeling kernel. Implemented fundamental operations called 'Boolean operator' which was used in ...
    Posted Dec 4, 2008 1:18 AM by Byounghyun Yoo
  • Collaborative design using supercomputer November 1997 - July 1998 Researched 'Collaborative Design using Supercomputer' sponsored by Electronics and Telecommunications Research Institute. Contributed to developing the collaborative design environment with video conference system for design modification ...
    Posted Dec 4, 2008 1:18 AM by Byounghyun Yoo
Showing posts 1 - 15 of 15. View more »

Professional Experiences

April 2009 - Present Research Scientist, Center for Environmental Sensing and Modeling (CENSAM), MIT
April 2009 - Present Visiting Research Scientist, Center for Educational Computing Initiatives (CECI), MIT
March 2007 - Present Web3D Fellow, Web3D Consortium
March 2007 - February 2009
 Postdoctoral Research Fellow at Modeling, Virtual Environments, and Simulation (MOVES) Institute, Naval Postgraduate School, Monterey, California, USA
July 2003 - February 2007 Researcher at Information Technology Research Center (ITRC)
October 2003 - February 2007 Staff member of the International Journal of CAD/CAM (IJCC)
January 2002 - January 2003 Director of the Virtual Reality Team at PartDB Co., Ltd., Daejeon, Korea
July 2000 - February 2003 Researcher at the Virtual Reality Research Center (VRRC)
September 1999 - Present Consultant for the Virtual Reality Team at PartDB Co., Ltd., Daejeon, Korea
March 1999 - February 2006 Research assistant at KAIST
March 1999 - February 2003 Teaching assistant at KAIST
September 1997 - February 1999 Research assistant at KAIST
July 1997 - August 1997 Internship at Samsung Electronics Co., Ltd.
September 1996 Lectured an Internet Class at Samsung Fire Co., Ltd.
June 1995 - January 1996 Word processor Hangul Team, Hangul and Computer (Haansoft, Inc., Seoul Korea)
July 1995 - August 1995 Internship at LG Semiconductor Co., Ltd. (Hynix Semiconductor Inc.)

Patents

  • Image-based protruded displacement mapping method and bi-layered displacement mapping method using the same Byounghyun Yoo, Soonhung Han, Patent issued in United States, 7629972, 8 December 2009.Abstract: The present invention relates, in general, to technology applied to entertainment information devices, such as video ...
    Posted Jan 20, 2010 12:30 AM by Byounghyun Yoo
  • Movable immersive virtual environment system Byounghyun Yoo, Soonhung Han, Patent issued in Korea, 10-0867407, 31 October 2008. Abstract: 이 발명은 컨테이너 하우스 형태로 제작하여 설치현장으로 이송한 후 전원 공급만으로 간단하게 이용이 가능하며, 공간적인 제약이 ...
    Posted Dec 3, 2008 8:05 PM by Byounghyun Yoo
  • Verfahren zur Erzeugung eines stereographischen Bildes Soonhung Han, Byounghyun Yoo, Patent issued in Germany, 10056978, 6 December 2007. Abstract: Die Erfindung betrifft ein Verfahren zur Erzeugung eines dreidimensionalen stereographischen Bildes auf der Grundlage eines für ein ...
    Posted Dec 3, 2008 7:57 PM by Byounghyun Yoo
  • Method for bi-layered displacement mapping and protruded displacement mapping Byounghyun Yoo, Soonhung Han, Patent issued in Korea, 10-073850, 5 July 2007. Abstract: 본 발명은 비디오 게임기 및 컴퓨터 게임 같은 엔터테인먼트 정보기기, 지형 공간 정보를 표현하는 정보기기 또는 ...
    Posted Dec 3, 2008 7:18 PM by Byounghyun Yoo
  • 映像基盤突出変位マッピング方法、及び該方法を用いる二重変位マッピング方法 Byounghyun Yoo, Soonhung Han, Patent pending in Japan, 2006-49287, 24 February 2006. Abstract: 本発明は、コンピュータを用いて３次元の立体映像を生成する方法に関し、もっと詳しくは、単眼による２次元の平面イメージとＺバッファに貯蔵されたイメージの距離情報とを用いて３次元の立体映像を生成する方法に関するものである。本発明によれば、実際にポリゴン面から突出した形状のシルエットを正確に表現することができる。従来のＧＰＵを利用した映像基盤の変位マッピング方法が基準面から陥没した形状しか表現できなかったのとは違い、本発明によれば、実際にポリゴン面から突出した形状を表現するように変位マップを定義し ...
    Posted Dec 3, 2008 6:41 PM by Byounghyun Yoo
  • System and method for making stereoscopy using selective re-rendering and extrapolation Byounghyun Yoo, Soonhung Han, Patent issued in Korea, 10-0538471, 16 December 2005. Abstract: 본 발명은 단안에 의한 2차원 평면 이미지와 제트버퍼에 저장된 이미지의 거리정보를 이용하여 3차원 입체영상을 생성하는 시스템 ...
    Posted Nov 9, 2009 1:23 AM by Byounghyun Yoo
  • zバッファ用いた立体映像生成方法 Soonhung Han, Byounghyun Yoo, Patent issued in Japan, 3459401, 8 August 2003. Abstract: 本発明は、コンピュータを用いて３次元の立体映像を生成する方法に関し、もっと詳しくは、単眼による２次元の平面イメージとＺバッファに貯蔵されたイメージの距離情報とを用いて３次元の立体映像を生成する方法に関するものである。３次元モデルを一般的な映像生成方法に適用して一つの２次元イメージだけを生成し、生成された２次元イメージ を計算式に適用して更に異なる一つの２次元イメージを生成した後、二個の２次元イメージなどを用いて立体映像を生成する。従って、既存の方法は一般映像を ...
    Posted Dec 3, 2008 6:19 PM by Byounghyun Yoo
  • Method for generating stereographic image using Z-buffer Soonhung Han, Byounghyun Yoo, Patent issued in United States, 6603475, 5 August 2003. Abstract: A method for generating a three-dimensional stereographic image on the basis of a two-dimensional ...
    Posted Dec 3, 2008 6:34 PM by Byounghyun Yoo
  • Generating method of stereographic image using Z-buffer Soonhung Han, Byounghyun Yoo, Patent issued in Korea, 10-0381817, 14 April 2003. Abstract: 본 발명은 컴퓨터를 이용하여 단안에 의한 2차원 평면 이미지와 Z버퍼에 저장된 이미지의 거리정보로부터 3차원 입체영상을 생성하는 ...
    Posted Dec 3, 2008 7:17 PM by Byounghyun Yoo
Showing posts 1 - 9 of 9. View more »

Academic Background

17 February 2006 Ph.D. in Mechanical Engineering from KAIST, Korea
Thesis: Image-based Urban Modeling Using Bi-layered Displacement Mapping (Advisor: Soonhung Han)
GPA 97.22/100.00
19 February 1999 M.S. in Mechanical Engineering from KAIST, Korea
Thesis: Boolean Operation of Non-manifold Model with the Data Structure of Selective Storage
GPA 95.88/100.00
24 February 1997 B.S. in Mechanical Engineering from Yonsei University, Korea
Thesis: The Geneva Mechanism
GPA 96.00/100.00

Awards / Grants

2009 Selected for The 2010 Edition of Marquis Who's Who in The World
2009 Selected for The 2010 Edition of Marquis Who's Who in America
2008 Selected for The 2009 Edition of Marquis Who's Who in The World
2006 Post-Doctoral Fellowship from The Korea Research Foundation
2005 The Best Paper Award from The Korea Society for Simulation
2002 Nominee of Gaheon Academic Award from Society of CAD/CAM Engineers in Korea
1999 - 2002 Teaching Assistantship, KAIST
1997 - 2005 Research Assistantship, KAIST
1997 - 2002 National Scholarship from the Korean Government
September 1996 The Highest Honor Prize from Yonsei University, Seoul Korea
March 1996 The Honor Prize from Yonsei University, Seoul Korea
1993 - 1996 Undergraduate Scholarship from Yonsei University, Seoul Korea

International Journals

  • X3D Earth globe: server-side terrain generation for building the standard-based visualization infrastructure of geospatial context Byounghyun Yoo, Don Brutzman, in preparation.
    Posted Dec 3, 2008 10:39 PM by Byounghyun Yoo
  • Protruded displacement mapping for image-based urban representation Byounghyun Yoo, Soonhung Han, IEEE Transactions on Visualization and Computer Graphics, in review. Abstract: This paper introduces a displacement mapping technique which represents protruded shapes on thesurface of an ...
    Posted Sep 23, 2009 3:32 AM by Byounghyun Yoo
  • An underwater vehicle simulator with immersive interface using X3D and HLA Pilwon Hur, Soonhung Han, Jungsam Yang, Byounghyun Yoo, Simulation: Transactions of The Society for Modeling and Simulation International, 85(1), pp.33-44, 2009. Abstract: Training war fighters how to ...
    Posted Jan 22, 2009 2:37 PM by Byounghyun Yoo
  • Image-based modeling of urban buildings using aerial photographs and digital maps Byounghyun Yoo, Soonhung Han, Transactions in GIS, 10(3), pp.377-394, 2006. Abstract: A VR (virtual reality) simulator which is used for helicopter simulations requires a virtual environment of ...
    Posted Dec 4, 2008 3:24 PM by Byounghyun Yoo
  • Representation of urban buildings using modified relief mapping Byounghyun Yoo, Soonhung Han, Journal of Computer Science and Technology, 21(2), pp.204-208, 2006. Abstract: This paper describes the real-time mapping displacement of buildings onto the polygon ...
    Posted Dec 4, 2008 3:24 PM by Byounghyun Yoo
Showing posts 1 - 5 of 5. View more »

International Conferences

  • X3D Earth: Open Standard-based Virtual Globes for Digital Earth Infrastructure Byounghyun Yoo, Don Brutzman and Soonhung Han, International Symposium on Remote Sensing 2009, Busan, Korea, 28-30 October 2009.Abstract:Digital Earth is being re-evaluated and there are weakness ...
    Posted Dec 21, 2009 8:58 PM by Byounghyun Yoo
  • X3D Earth terrain-tile production chain for georeferenced simulation Byounghyun Yoo and Don Brutzman, The 14th International Conference on 3D Web Technology (Web3D 2009 Symposium), Darmstadt, Germany, pp.159-166, 16-17 June 2009. Abstract: Broad needs for digital ...
    Posted Sep 8, 2009 2:29 AM by Byounghyun Yoo
  • Real-time 3D simulation infrastructure for practical application of high-resolution satellite imagery Byounghyun Yoo, Don Brutzman, Soonhung Han, International Symposium on Remote Sensing, Daejeon Korea, 29-31 October 2008. Abstract: The needs for digital models of real environment such as 3D terrain ...
    Posted Dec 3, 2008 10:29 PM by Byounghyun Yoo
  • Silhouette management for protruded displacement mapping Byounghyun Yoo, Soonhung Han, International Conference on Computer Graphics and Interactive Techniques, ACM SIGGRAPH 2006 Sketches, Boston Massachusetts, 30 July - 3 August 2006. Abstracts: We present a technique to manage ...
    Posted Apr 20, 2009 1:18 AM by Byounghyun Yoo
  • A framework for a multi-sensory VR effect system with motional display Byounghyun Yoo, Moohyun Cha, Soonhung Han, International Conference on Cyberworlds, Singapore, pp.237-244, 23-25 November 2005. Abstract: Virtual reality simulators have been developed as tools for the transfer ...
    Posted Dec 4, 2008 3:22 PM by Byounghyun Yoo
  • Image-based representation of urban buildings using displacement mapping Byounghyun Yoo, Soonhung Han, Korea-China Joint Conference on Geometric and Visual Computing, Busan Korea, pp.161-170, 24-26 August 2005. Abstract: This paper describes a representation for the ...
    Posted Dec 4, 2008 3:22 PM by Byounghyun Yoo
  • KAIST interactive bicycle simulator Dong-Soo Kwon, Gi-Hun Yang, Chong-Won Lee, Jae-Cheol Shin, Youngjin Park, Byungbo Jung, Doo Yong Lee, Kyungno Lee, Soon-Hung Han, Byoung-Hyun Yoo, Kwang-Yun Wohn ...
    Posted Dec 3, 2008 9:08 PM by Byounghyun Yoo
Showing posts 1 - 7 of 7. View more »

Korean Journals

  • An open standard-based terrain tile production chain for geo-referenced simulation Byounghyun Yoo, Korean Journal of Remote Sensing, 24(5), pp.497-506, 2008. Abstract: The needs for digital models of real environment such as 3D terrain or cyber city model ...
    Posted Dec 3, 2008 10:25 PM by Byounghyun Yoo
  • Displacement mapping for the precise representation of protrusion Byounghyun Yoo, Soonhung Han, Journal of Korea Information Science Society: Computer System and Theory, 33(10), pp.777-788, 2006. Abstract: This paper describes a displacement mapping technique which represents ...
    Posted Dec 4, 2008 3:21 PM by Byounghyun Yoo
  • A framework for VR effects with multi-sensory motional display Byounghyun Yoo, Soonhung Han, Journal of Korea Society for Simulation, 14(3), pp.55-66, 2005. Abstract: Virtual reality (VR) simulators have been extended to transfer knowledge and education, and ...
    Posted Dec 4, 2008 3:21 PM by Byounghyun Yoo
  • Image-based modeling of urban buildings using aerial photographs and digital maps Byounghyun Yoo, Soonhung Han, Journal of the Korean Association of Geographic Information Studies, 8(1), pp.49-62, 2005. Abstract: The VR (virtual reality) simulator such as helicopter simulation needs ...
    Posted Dec 4, 2008 3:20 PM by Byounghyun Yoo
  • Constructing virtual environment for flight simulators based on digital map Byounghyun Yoo, Soonhung Han, Transactions of the Society of CAD/CAM Engineers, 9(2), pp.148-157, 2004. Abstract: Interactive simulators that simulate mechanical systems are being developed for the ...
    Posted Dec 4, 2008 3:20 PM by Byounghyun Yoo
  • Boolean operation of non-manifold model with the data structure of selective storage Byounghyun Yoo, Soonhung Han, Transactions of the Society of CAD/CAM Engineers, 5(4), pp.293-300, 2000. Abstract: The non-manifold geometric modeling technique is to improve design process ...
    Posted Dec 3, 2008 8:55 PM by Byounghyun Yoo
Showing posts 1 - 6 of 6. View more »

Korean Conferences

  • Design and integration of VR effect system with multi-sensory motional display Byounghyun Yoo, Soonhung Han, Simulation Conference, Busan Korea, pp.93-99. 28 May 2005. Abstract: 가상현실 시뮬레이터는 교육과 지식의 전달을 위한 도구로 발전하고 있으며, 과학교육 및 문화체험을 위한 첨단과학전시시스템의 수요가 ...
    Posted Dec 3, 2008 9:51 PM by Byounghyun Yoo
  • Motion blending for VR simulator Moohyun Cha, Byounghyun Yoo, Soonhung Han, Human-Computer Interaction (HCI) Conference, Daegu Korea, pp.76-82, 31 January - 3 February 2005. Abstract: 운동 시뮬레이션 기술에 있어 운동감의 생성은, 일반적으로 대상 ...
    Posted Dec 3, 2008 10:17 PM by Byounghyun Yoo
  • Displacement mapping for real-time rendering of urban terrain model Byounghyun Yoo, Soonhung Han, Human-Computer Interaction (HCI) Conference, Pyeongchang Korea, 9-12 February 2004. Abstract: 변위 매핑 (displacement mapping) 은 3차원 모델 표면의 상세한 표현을 통하여 실감을 높이기 위한 ...
    Posted Dec 3, 2008 9:33 PM by Byounghyun Yoo
  • Building virtual environment and mixed reality for a VR flight simulator Jonghwan Lee, Byounghyun Yoo, Soonhung Han, Human-Computer Interaction (HCI) Conference, Pyeongchang Korea, 10-13 February 2003. Abstract: 가상현실 비행 시뮬레이터에 사용하기 위한 실제 지형의 가상환경을 제작하고, 이를 스포츠 헬리콥터 ...
    Posted Dec 3, 2008 9:28 PM by Byounghyun Yoo
  • A VR simulator of sports helicopter Byounghyun Yoo, Soonhung Han, Jinung Ahn, Dong-Soo Kwon, Jun-Keol Song, Chong-Won Lee, Sunmin Kim, Youngjin Park, Kyungno Lee, Doo Yong Lee, Human-Computer Interaction (HCI) Conference, Pyeongchang ...
    Posted Dec 3, 2008 9:29 PM by Byounghyun Yoo
  • Constructing real-time terrain model for flight simulation Byounghyun Yoo, Soonhung Han, CAD/CAM Conference, Seoul Korea, pp.267-274, 30 January 2002. Abstract: A flight simulator has different points to be considered compared to a driving simulator ...
    Posted Dec 4, 2008 3:19 PM by Byounghyun Yoo
  • A simple generation of stereographic image using Z-buffer Byounghyun Yoo, Soonhung Han, CAD/CAM Conference, Seoul Korea, pp.289-296, 9 February 2001. Abstract: In 3D computer graphics, especially entertainments, game, CAD, 3D graphic design, virtual reality and ...
    Posted Dec 4, 2008 3:17 PM by Byounghyun Yoo
  • Bicycle virtual reality simulator Kyungno Lee, Doo Yong Lee, Dong-Soo Kwon, Gi-Hun Yang, Youngjin Park, Chanjoo Lee, Chong-Won Lee, Jae-Cheol Shin, Soon-Hung Han, Byoung-Hyun Yoo, Jae-Heon Yang ...
    Posted Dec 3, 2008 9:03 PM by Byounghyun Yoo
  • Boolean operation of non-manifold model with the data structure of selective storage Byounghyun Yoo, Soonhung Han, CAD/CAM Conference, Seoul Korea, pp.369-375, 9 February 1999. Abstract: The non-manifold geometric modeling technique is to improve design process and to integrate ...
    Posted Dec 3, 2008 9:03 PM by Byounghyun Yoo
Showing posts 1 - 9 of 9. View more »