2009

T. Johnson, "A Cooperative Approach to Continuous Calibration in Multi-Projector Displays", Doctoral dissertation, University of North Carolina at Chapel Hill, December 2009. (PDF)

 

T. Johnson, H. Towles, A. State, F. Wu, G. Welch, A. Lastra, H. Fuchs, “A Projector-based Physical Sand Table for Tactical Planning and Review”, Technical Report TR09-017, Department of Computer Science, University of North Carolina at Chapel Hill. (PDF).

 

Peter Lincoln, Greg Welch, Andrew Nashel, Adrian Ilie, Andrei State, and Henry Fuchs (2009). "Animatronic Shader Lamps Avatars", Proceedings of 8th IEEE and ACM International Symposium on Mixed and Augmented Reality (ISMAR’09), October 19–22, 2009. (PDF)

 

Peter Lincoln, Andrew Nashel, Adrian Ilie, Herman Towles, Greg Welch, and Henry Fuchs (2009). "Multi-view lenticular display for group teleconferencing", Proceedings of IMMERSCOM 2009, May 27–29, 2009. (PDF)

 

Greg Welch, Diane H. Sonnenwald, Henry Fuchs, Bruce Cairns, Ketan Mayer-Patel, Hanna M. Söderholm, Ruigang Yang, Andrei State, Herman Towles, Adrian Ilie, Manoj K. Ampalam, Srinivas Krishnan, Vincent Noel, Michael Noland, and James E. Manning (2009). "3D medical collaboration technology to enhance emergency healthcare", The Journal of Biomedical Discovery and Collaboration, 4:4, 2009.

T. Johnson, G. Welch, H. Fuchs, E. La Force, H. Towles, "A Distributed Cooperative Framework for Continuous Multi-Projector Pose Estimation"
Proceedings IEEE VR 2009, Lafayette, LA, March, 2009, (PDF), (PPT), (MOV)

2008

Adrian Ilie, Greg Welch, and Marc acenko (2008). "A Stochastic Quality Metric for Optimal Control of Active Camera Network Configurations for 3D Computer Vision Tasks", To appear in the Workshop on Multi-camera and Multi-modal Sensor Fusion Algorithms and Applications (M2SFA2), Marseille, October 2008. (PDF).

Ram Krishan Kumar, Adrian Ilie, Jan-Michael Frahm, and Marc Pollefeys (2008). "Simple Calibration of Non-overlapping cameras with a mirror", Proceedings of the 2007 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR' 08), 2008. (PDF), (PPT)

2007

Hua Yang, Marc Pollefeys, Greg Welch, Jan-Michael Frahm, and Adrian Ilie (2007). "Differential camera tracking through linearizing the local appearance manifold", Proceedings of the 2007 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR' 07), 2007. (PDF)

T. Johnson, H. Fuchs, "A Unified Multi-Surface, Multi-Resolution Workspace with Camera-Based Scanning and Projector-Based Illumination"
Eurographics Symposium on Virtual Environments/Immersive Projection Technology Workshop 2007 , Weimar, Germany, July, 2007, (PDF), (PPT), (MOV)

Tyler Johnson and Henry Fuchs. “Real-Time Projector Tracking on Complex Geometry Using Ordinary Imagery”, IEEE International Workshop on Projector-Camera Systems (ProCams2007), Minneapolis, MN, (June 2007), (PDF), (PPT), (MOV – 65MB).

Greg Welch, Vincent Noel, Hua Yang, Andrei State, Adrian Ilie, Ruigang Yang, Marc Pollefeys, and Henry Fuchs (2006). "GPU-Based View Synthesis Using an Orbital Reconstruction Frustum", Proceedings of the 2006 Workshop on Edge Computing Using New Commodity Architectures (EDGE 2006), May 23–24, Chapel Hill, NC, USA. (PDF)

Greg Welch, B. Danette Allen, Adrian Ilie, and Gary Bishop (2007). "Measurement Sample Time Optimization for Human Motion Tracking/Capture Systems", Proceedings of Trends and Issues in Tracking for Virtual Environments, Workshop at the IEEE Virtual Reality 2007 Conference , Charlotte, NC USA, (Gabriel Zachmann, ed.), Shaker, March 11 2007. pdf

Tyler Johnson, Florian Gyarfas, Rick Skarbez, Herman Towles and Henry Fuchs. “A Personal Surround Environment: Projective Display with Correction for Display Surface Geometry and Extreme Lens Distortion”, IEEE Virtual Reality 2007, Charlotte, NC, (March 2007). (PDF), (PPT), (MOV)

Greg Welch, B. Danette Allen, Adrian Ilie, and Gary Bishop, “Measurement Sample Time Optimization for Human Motion Tracking/Capture Systems”, Proceedings of Trends and Issues in Tracking for Virtual Environments, Workshop at the IEEE Virtual Reality 2007 Conference, Charlotte, NC USA, (March 2007). (PDF)

Greg Welch, Michael Noland, and Gary Bishop, “Complementary Tracking and Two-Handed Interaction for Remote 3D Medical Consultation with a PDA”, Proceedings of Trends and Issues in Tracking for Virtual Environments, Workshop at the IEEE Virtual Reality 2007 Conference, Charlotte, NC USA, (March 2007). (PDF)

Ruigang Yang, Herman Towles, Andrew Nashel, Celso Setsuo Kurashima, and Marcelo Knörich Zuffo, “Immersive Video Teleconferencing with User-Steerable Views”, Presence 16(2): 188-205 (2007).

2006
Tyler Johnson, Florian Gyarfas, Rick Skarbez, Patrick Quirk, Herman Towles and Henry Fuchs. “Multi-Projector Image Correction on the GPU”, Poster presentation at Workshop on Edge Computing Using New Commodity Architectures (EDGE), Chapel Hill, NC, (May 2006). (PDF)

Greg Welch, Vincent Noel, Hua Yang, Andrei State, Adrian Ilie, Ruigang Yang, Marc Pollefeys, and Henry Fuchs (2006). "GPU-Based View Synthesis Using an Orbital Reconstruction Frustum", Proceedings of the 2006 Workshop on Edge Computing Using New Commodity Architectures (EDGE 2006), May 23–24, Chapel Hill, NC, USA. pdf

Andrei State, Greg Welch, and Adrian Ilie. "An Interactive Camera Placement and Visibility Simulator for Image-Based VR Applications", Proceedings of the Engineering Reality of Virtual Reality 2006 (3D Imaging, Interaction, and Measurement; IS&T/SPIE 18th Annual Symposium on Electronic Imaging Science and Technology), San Jose, CA, (January 2006). (PDF)

Greg Welch, Henry Fuchs, Bruce Cairns, Ketan Mayer-Patel, Diane H. Sonnenwald, Ruigang Yang, Andrei State, Herman Towles, Adrian Ilie, Mano Ampalam, Srinivas Krishnan, Hanna Maurin, Vincent Noel, and Michael Noland, “Remote 3D Medical Consultation,” to appear in the Journal of Mobile Multimedia (JMM). (PDF)

Patrick Quirk, Tyler Johnson, Rick Skarbez, Herman Towles, Florian Gyarfas and Henry Fuchs. "RANSAC-Assisted Display Model Reconstruction for Projective Display," IEEE VR2006 Workshop on Emerging Display Technologies (EDT2006) Workshop, Alexandria, Virginia, (March 2006).  (PDF), (PPT)

2005
Greg Welch, Henry Fuchs, Bruce Cairns, Ketan Mayer-Patel, Diane H. Sonnenwald, Ruigang Yang , Andrei State, Herman Towles, Adrian Ilie, Michael Noland, Vincent Noel, and Hua Yang (2005). "Improving, Expanding and Extending 3D Telepresence", Proceedings of the 2005 International Workshop on Advanced Information Processing for Ubiquitous Networks, with ICAT 2005, Christchurch, New Zealand, December 8, 2005. (PDF)

Greg Welch, Ruigang Yang, Sascha Becker, Adrian Ilie, Dan Russo, Jesse Funaro, Andrei State, Kok-Lim Low, Anselmo Lastra, Herman Towles, Bruce Cairns, M.D., Henry Fuchs, and Andy van Dam. "Immersive Electronic Books for Surgical Training," IEEE Multimedia, 12(3):22-35, (July-September 2005). (PDF)

Adrian Ilie and Greg Welch. "Ensuring Color Consistency Across Multiple Cameras," Proceedings of the International Conference on Computer Vision (ICCV), Beijing, China, October, 2005. (PDF)

B. Danette Allen and Greg Welch. "A General Method for Comparing the Expected Performance of Tracking and Motion Capture Systems," Proceedings of 12th ACM Symposium on Virtual Reality Software and Technology (VRST), Monterey, California, November 2005.

Adrian Ilie, Ramesh Raskar and Jingyi Yu (2005). "Gradient Domain Context Enhancement for Fixed Cameras", International Journal of Pattern Recognition and Artificial Intelligence, 19(4):533-549, June 2005. (PDF)

2004
Ott, David, Travis Sparks, and Ketan Mayer-Patel. "Aggregate Congestion Control for Distributed Multimedia Applications". IEEE INFOCOM 2004, Hong Kong, People's Republic of China (March 7-11, 2004). (PDF)

Majumder, Aditi, and Rick Stevens. "Color Non-Uniformity in Projection Based Displays: Analysis and Solutions," IEEE Transaction on Visualization and Computer Graphics, Vol. 10, No. 2, (March-April 2004). (PDF)

Ilie, Adrian, Kok-Lim Low, Greg Welch, Anselmo Lastra, Henry Fuchs, and Bruce Cairns. "Combining Head-Mounted and Projector-Based Displays for Surgical Training," to appear in Presence: Teleoperators and Virtual Environments, Volume 13, Issue 2 (April 2004).

Ramesh Raskar, Adrian Ilie and Jingyi Yu (2004). "Image Fusion for Context Enhancement", the 3rd International Symposium on Non-Photorealistic Animation and Rendering (NPAR), Annecy, France, June 7-9, 2004.

Raij, Andrew and Marc Pollefeys. "Auto-Calibration of Multi-Projector Display Walls," 17th International Conference on Pattern Recognition (ICPR2004), Cambridge, UK (August 23-26, 2004). (PDF) , (PPT)

Ott, David and Ketan Mayer-Patel., "Coordinated Multi-streaming for 3D Tele-immersion". ACM Multimedia 2004, New York, NY (October 10-16, 2004). (PDF)

Cotting, Daniel, Martin Naef, Markus Gross and Henry Fuchs. "Embedding Imperceptible Patterns into Projected Images for Simultaneous Acquisition and Display," IEEE and ACM International Symposium on Mixed and Augmented Reality (ISMAR04), Arlington, VA USA (November 2-5, 2004). (PDF)

Adrian Ilie. "Ensuring Color Consistency Across Multiple Cameras," University of North Carolina at Chapel Hill, Department of Computer Science, Technical Report, No. TR04-12, 2004. (PDF)

Yang, Ruigang, Marc Pollefeys, Hua Yang and Greg Welch. "A Unified Approach to Real-Time, Multi-Resolution, Multi-Baseline 2D View Synthesis and 3D Depth Estimation using Commodity Graphics Hardware," International Journal of Image and Graphics (IJIG), 4(4): 1-25. (2004). (PDF)

Greg Welch, Ruigang Yang, Bruce Cairns, M.D., Herman Towles, Andrei State, Adrian Ilie, Sascha Becker, Dan Russo, Jesse Funaro, Diane Sonnenwald, Ketan Mayer-Patel,B. Danette Allen, Hua Yang, Eugene Freid, M.D., Andy van Dam, and Henry Fuchs (2004). "3D Telepresence for Off-Line Surgical Training and On-Line Remote Consultation". Susumu Tachi, editor, Proceedings of ICAT CREST Symposium on Telecommunication, Teleimmersion, and Telexistence," The University of Tokyo, Tokyo, Japan, December 2004. (PDF)

2003
Low, Kow-Lim, Adrian Ilie, Greg Welch, and Anselmo Lastra (2003). “Combining Head-Mounted and Projector-Based Displays for Surgical Training,” Proceedings of IEEE Virtual Reality 2003 (VR03). Los Angeles, California. (March 22-26, 2003). (PDF)

Kelshikar, N., X. Zabulis, J. Mulligan, K. Daniilidis, V. Sawant, S. Sinha, T. Sparks, S. Larsen, H. Towles, K. Mayer-Patel, H. Fuchs, J. Urbanic, K. Benninger, R. Reddy, and G. Huntoon. "Real-time Terascale Implementation of Tele-immersion," International Conference on Computation Science 2003. Melbourne, Australia. (June 2-4, 2003). (PDF)

Yang, Ruigang, and Marc Pollefeys. "Multi-Resolution Real-Time Stereo on Commodity Graphics Hardware," IEEE Computer Vision and Pattern Recognition (CVPR 2003), Madison, WI, USA (June 16-22, 2003). (PDF)

Yang, Ruigang and Greg Welch (2003). "Fast Image Segmentation and Smoothing Using Commodity Graphics Hardware," Journal of Graphics Tools, 7(4):91-100,2002, special issue on "Hardware-Accelerated Rendering Techniques., (August 2003). (PDF)

Raij, Andrew, Gennette Gill, Aditi Majumder, Herman Towles and Henry Fuchs. "PixelFlex2: A Comprehensive, Automatic, Casually-Aligned Multi-Projector Display," IEEE International Workshop on Projector-Camera Systems (PROCAMS-2003), Nice, France (October 12, 2003). (PDF)

Yang, Ruigang, Marc Pollefeys and Greg Welch. "Dealing with Textureless Regions and Specular Highlights - A Progressive Space Carving Scheme Using a Novel Photo-consistency Measure," 9th IEEE International Conference on Computer Vision (ICCV 2003), Nice, France (October 13-16, 2003). (PDF)

Towles, Herman, Sang-Uok Kum, Travis Sparks, Sudipta Sinha, Scott Larsen and Nathan Beddes. "Transport and Rendering Challenges of Multi-Stream 3D Tele-Immersion Data," NSF Lake Tahoe Workshop on Collaborative Virtual Reality and Visualization (CVRV 2003), Tahoe City, CA, USA (October 26-28, 2003). (PDF) (PPT)

Ott, David and Ketan Mayer-Patel., "Transport-level Protocol Coordination in Distributed Multimedia Applications". ACM Multimedia 2003 Doctoral Symposium, Berkeley, CA USA (November 2-8, 2003). (PDF)

Kum, Sang-Uok, Ketan Mayer-Patel and Henry Fuchs. "Real-Time Compression for Dynamic 3D Environments," ACM Multimedia 2003, Berkeley, CA, USA (November 2-8, 2003). (PDF)

2002
Majumder, Aditi and M. Gopi. "Hardware Accelerated Real Time Charcoal Rendering," The 2nd International Symposium on Non-Photorealistic Animation and Rendering (NPAR 2002), Annecy, France (June 3-5, 2002). (PDF)

Ott, David and Ketan Mayer-Patel., "A Mechanism for TCP-Friendly Transport-level Protocol Coordination", Proceedings of USENIX 2002, Monterey, CA USA (June 10-15, 2002) (PDF)

Majumder, Aditi. "Properties of Color Variation Across a Multi-Projector Display," SID Eurodisplay 2002, Nice, France (October 4, 2002). (PDF)

Kurashima, Celso, Ruigang Yang, and Anselmo Lastra. "Combining Approximate Geometry with View-Dependent Texture Mapping - A Hybrid Approach to 3D Video Teleconferencing," SIBGRAPI 2002, XV Brazilian Symposium on Computer Graphics and Image Processing (October 7-10, 2002, Fortaleza, CE, Brazil). (PDF) (PPT)

Yang, Ruigang, Greg Welch, Gary Bishop (2002). "Real-Time Consensus-Based Scene Reconstruction using Commodity Graphics Hardware," Proceedings of Pacific Graphics 2002. Tsinghua University, Beijing, China (October 9-11, 2002). (PDF)

Binns, Justin, Gennette Gill, Mark Hereld, David Jones, Ivan Judson, Ti Leggett, Aditi Majumder, Matthem McCrory, Michael Papka and Rick Stevens. "Applying Geometry and Color Correction to Tiled Display Walls," IEEE Visualization 2002 (poster presentation), Boston, USA (October 27-November 1, 2002). (PDF)

Majumder, Aditi, and Rick Stevens. "LAM: Luminance Attenuation Map for Photometric Uniformity in Projected Based Display," ACM Virtual Reality and Software Technology (VRST) 2002, Hong Kong, China (November 11-13, 2002). (PDF)

Yang, Ruigang, Celso Kurashima, Andrew Nashel, Anselmo Lastra and Henry Fuchs. "Creating Adaptive Views for Group Video Teleconferencing -- An Image-Based Approach," International Workshop on Immersive Telepresence (ITP2002), Juan Les Pins, France (December 6, 2002). (PDF) (PPT)

Towles, Herman, Wei-Chao Chen, Ruigang Yang, Sang-Uok Kum, Henry Fuchs, Nikhil Kelshikar, Jane Mulligan, Kostas Daniilidis, Loring Holden, Bob Zeleznik, Amela Sadagic and Jaron Lanier. "3D Tele-Collaboration Over Internet2," International Workshop on Immersive Telepresence (ITP2002), Juan Les Pins, France, (December 6, 2002). (PDF) (PPT)

Chen, Wei-Chao, Jean-Yves Bouguet, Michael Chu and Radek Grzeszczuk. "Light Field Mapping: Efficient Representation and Hardware Rendering of Surface Light Field," ACM SIGGRAPH 2002. (PDF)

2001
Majumder, Aditi and Greg Welch (2001). "Computer Graphics Optique: Optical Superposition of Projected Computer Graphics," Fifth Immersive Projection Technology Workshop, in conjunction with the Seventh Eurographics Workshop on Virtual Environments, May 16-18, Stuttgart, Germany, Springer-Verlag. (PDF)

Sadagic, Amela, Herman Towles, Loring Holden, Kostas Daniilidis, and Bob Zeleznik. "Tele-immersion Portal: Towards an Ultimate Synthesis of Computer Graphics and Computer Vision Systems," 4th Annual International Workshop on Presence, Philadelphia, USA, May 21-23, 2001. (PDF)

Raskar, Ramesh, Greg Welch, Kok-Lim Low, and Deepak Bandyopadhyay. "Shader Lamps: Animating Real Objects With Image-Based Illumination." Proceedings of the 12th Eurographics Workshop on Rendering. London, England (June 25-27, 2001). (PDF)

Low, Kok-Lim, Greg Welch, Anselmo Lastra, and Henry Fuchs. "Life-Sized Projector-Based Dioramas." Proceedings of the ACM Symposium on Virtual Reality Software and Technology. Banff, Alberta, Canada (November 15-17, 2001). (PDF) Ideas originally presented at ACM Siggraph 2001 Conference Abstracts and Applications. Los Angeles, CA (August 12-17, 2001).

Ott, David and Ketan Mayer-Patel., "Transport-level Protocol Coordination in Cluster-to-Cluster Applications", Interactive Distributed Multimedia Systems (IDMS) 2001, Lancaster, UK (September 4-7, 2001). (PS) (PDF)

Yang, Ruigang, David Gotz, Justin Hensley, Herman Towles and Mike Brown. "PixelFlex: A Reconfigurable Multi-Projector Display System." IEEE Visualization 2001. San Diego, CA (October 21-26, 2001). (PDF)

Bandyopadhyay, Deepak, Ramesh Raskar and Henry Fuchs. "Dynamic Shader Lamps: Painting on Real Objects." International Symposium on Augmented Reality (ISAR 2001). New York City (Oct 29-30, 2001).

Raskar, Ramesh, and Kok-Lim Low. "Interacting with Spatially Augmented Reality." To appear in ACM 1st International Conference on Virtual Reality, Computer Graphics and Visualization in Africa (AFRIGRAPH). November 2001.

Welch, Greg, Gary Bishop, Leandra Vicci, Stephen Brumback, Kurtis Keller, and D'nardo Colucci. "High-Performance Wide-Area Optical Tracking: The HiBall Tracking System." Presence 2001: Teleoperators and Virtual Environments 10(1): 1-21. (PDF)

Yang, Ruigang and Greg Welch. (2001). "Automatic Projector Display Surface Estimation Using Every-Day Imagery," presented by Herman Towles at the 9th International Conference in Central Europe on Computer Graphics, Visualization and Computer Vision 2001. Plzen, Czech Republic. (PDF)  (MOV)

2000
Ramesh Raskar. Immersive Planar Displays using Roughly Aligned Projectors IEEE VR 2000, March 2000 , NJ. (PDF)

Gary Bishop and Greg Welch. (2000). "Working in the Office of 'Real Soon Now'," IEEE Computer Graphics and Applications, July/August 2000: 76-78. (PDF)

Greg Welch, Henry Fuchs, Ramesh Raskar, Michael Brown, and Herman Towles. (2000). "Projected Imagery In Your Office in the Future," IEEE Computer Graphics and Applications, July/August 2000: 62-67. (PDF)

Chen, Wei-Chao, Herman Towles, Lars Nyland, Greg Welch, and Henry Fuchs. (2000). "Toward a Compelling Sensation of Telepresence: Demonstrating a portal to a distant (static) office," Proceedings of IEEE Visualization 2000. Salt Lake City, UT, USA (October 8 - 13), IEEE Computer Science Press. (PDF) (movie)

Majumder, Aditi, Zhu He, Herman Towles, and Greg Welch. (2000). "Achieving Color Uniformity Across Multi-Projector Displays," Proceedings of IEEE Visualization 2000. Salt Lake City, UT, USA (October 8 - 13), IEEE Computer Science Press. (PDF) (JPG Color Plate) (movie)

1999

Ramesh Raskar, Greg Welch, Wei-Chao Chen. (1999). "Table-Top Spatially-Augmented Reality: Bringing Physical Models to Life with Projected Imagery," Second International Workshop on Augmented Reality (IWAR'99), October 20-21, 1999, San Francisco, CA. (PDF)

Aditi Majumder, W. Brent Seales, M. Gopi, Henry Fuchs. Immersive teleconferencing: A New Algorithm to Generate Seamless Panoramic Video Imagery. Proceedings of the Seventh ACM International Conference on Multimedia, October 30 - November 5, 1999. (PDF), (PS)

Ramesh Raskar, Michael S. Brown, Ruigang Yang, Wei-Chao Chen, Greg Welch, Herman Towles, Brent Seales, Henry Fuchs. (1999). "Multi-Projector Displays Using Camera-Based Registration," Proceedings of IEEE Visualization 99, San Francisco, CA, October 24-29, 1999. (PDF) (color plate) (slides) (more images)

Ruigang Yang, Michael S. Brown, W. Brent Seales, Henry Fuchs. Registering, Integrating, and Building CAD Models from Range Data. Proceedings from the Seventh ACM International Conference on Multimedia, October 30 - November 5, 1999. (PDF)

Ramesh Raskar. (1999) "Oblique Projector Rendering on Planar Surfaces for a Tracked User", Siggraph Sketch at Los Angeles, SIGGRAPH 1999. (PDF).

1998
Brent Seales, Greg Welch, Chris Jaynes. (1998) "Real-Time Depth Warping for 3-D Scene Reconstruction",  IEEE Aerospace Conference 1999, Snowmass at Aspen, CO, March 6-13 1999. (PDF).

Ramesh Raskar, Matt Cutts, Greg Welch, Wolfgang Stuerzlinger. (1998). "Efficient image generation for multiprojector and multisurface display surfaces," Ninth EuroGraphics Rendering Workshop, June 1998 (Appeared in Drettakis, G., Max, N. (eds.), Rendering Techniques '98. Proceedings of the Eurographics Workshop in Vienna, Austria, June 29-July 1, 1998. 231 partly colored figures. XI, 339 pages. ISBN 3-211-83213-0. August 1998)  (PDF, more detailed Tech Report)

Ramesh Raskar, Greg Welch, Henry Fuchs. (1998). Spatially Augmented Reality, First International Workshop on Augmented Reality, November 1998. (PDF, Slides from talk)

Ramesh Raskar, Greg Welch, Henry Fuchs. (1998). Seamless Projection Overlaps Using Image Warping and Intensity Blending, Fourth International Conference on Virtual Systems and Multimedia, Gifu, Japan. November 1998. (PDF, Slides)


Ramesh Raskar, Greg Welch, Matt Cutts, Adam Lake, Lev Stesin and Henry Fuchs. (1998). "The Office of the Future : A Unified Approach to Image-Based Modeling and Spatially Immersive Displays,"  ACM SIGGRAPH 1998, Orlando FL (PDF). FL (PDF).