Andrei State's Publications:
 

1. Articles and papers in refereed journals and conferences:  

Andrei Sherstyuk, Arindam Dey, Christian Sandor, Andrei State.  "Dynamic Eye Convergence for Head-mounted Displays improves user performance in virtual environments."  Proc. ACM SIGGRAPH Symposium on Interactive 3D Graphics and Games (I3D) 2012 (Costa Mesa, CA, March 9-11, 2012), pp. 23-30.
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Charles T. Burke (MD), John M. Cullen (VMD), Andrei State, Sashi Gadi, Kathy Wilber, Michael Rosenthal (MD), Anna Bulysheva, Anthony Pease, Matthew A. Mauro (MD), Henry Fuchs. "Development of an animal model for radiofrequency ablation of primary, virally induced hepatocellular carcinoma in the woodchuck." Journal of Vascular Interventional Radiology, 2011 Nov;22(11), pp. 1613-1618.
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Greg Welch, Diane H. Sonnenwald, Henry Fuchs, Bruce Cairns, M.D., Ketan Mayer-Patel, Ruigang Yang, Andrei State, Herman Towles, Adrian Ilie, Srinivas Krishnan, Hanna M. Söderholm. "Remote 3D Medical Consultation." Virtual Realities: Dagstuhl Seminar 2008 (S. Coquillart, G. Brunnett, and G. Welch, eds.), Springer 2011, Ch. 8, pp. 139–160.
               not available

Andrei Sherstyuk, Andrei State.  "Dynamic Eye Convergence for Head-mounted Displays."  Proc. ACM Symposium on Virtual Reality Software and Technology (VRST) 2010 (Hong Kong, November 22, 2010), pp. 43-46.
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Gu Ye, Andrei State, Henry Fuchs.  "A Practical Multi-viewer Tabletop Autostereoscopic Display."  Proc. International Symposium on Mixed and Augmented Reality (ISMAR) 2010 (Seoul, South Korea, October 13-16, 2010), pp. 147-156.
               PDF file   Quicktime movie (640x360, 29MB)   Quicktime movie (1024x576, 81MB)

Peter Lincoln, Greg Welch, Andrew Nashel, Andrei State, Adrian Ilie, Henry Fuchs. "Animatronic Shader Lamps Avatars." Virtual Reality (Springer) special issue on Augmented Reality, 2010, pp. 1-14. Extended version of ISMAR 2009 paper; see videos at that entry, below.
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Peter Lincoln, Greg Welch, Andrew Nashel, Adrian Ilie, Andrei State, Henry Fuchs. "Animatronic Shader Lamps Avatars." Proc. International Symposium on Mixed and Augmented Reality (ISMAR) 2009 (Orlando, Florida, October 19-22, 2009), pp. 27-33.
               PDF file   video on YouTube (360/480/720p)   video of ISMAR 2009 demo on YouTube (360/480p)   Quicktime movie not yet available

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.  "3D medical collaboration technology to enhance emergency healthcare."  The Journal of Biomedical Discovery and Collaboration, 4:4, 2009.
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Andrei State, Hua Yang (PhD), Henry Fuchs (PhD), Sang Woo Lee, Patrick McNeillie, Charles Burke (MD). "Contextually Enhanced 3D Visualization for Multi-burn Tumor Ablation Guidance." Proc. AMI-ARCS Workshop 2008 (New York, NY, September 10, 2008), pp. 70-77.
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Henry Fuchs, Andrei State, Hua Yang, Tabitha Peck, Sang Woo Lee, Michael Rosenthal (MD/PhD), Anna Bulysheva, Charles Burke (MD). "Optimizing a Head-Tracked Stereo Display System to Guide Hepatic Tumor Ablation." Proc. Medicine Meets Virtual Reality (MMVR) 2008 (Newport Beach, CA, January 29-February 1, 2008).
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Andrei State. "Exact Eye Contact with Virtual Humans." Proc. IEEE International Workshop on Human Computer Interaction 2007 (Rio de Janeiro, Brazil, October 20, 2007), pp. 138-145.
               PDF file   Quicktime movie (720x540, 60Hz)   Quicktime movie (480x320, iPhone3-compatible)

Greg Welch, Vincent Noel, Hua Yang, Andrei State, Adrian Ilie, Ruigang Yang, Marc Pollefeys and Henry Fuchs.  "GPU-Based View Synthesis Using an Orbital Reconstruction Frustum."  Proc. 2006 Workshop on Edge Computing Using New Commodity Architectures (EDGE 2006) (Chapel Hill, NC, May 23–24, 2006).
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Andrei State, Greg Welch and Adrian Ilie.  "An Interactive Camera Placement and Visibility Simulator for Image-Based VR Applications."  Proc. 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).  In Andrew J. Woods, Neil A. Dodgson, John O. Merritt, Mark T.Bolas, Ian E. McDowall, eds.: Stereoscopic Displays and Virtual Reality Systems XIII. Proc. SPIE, vol. 6055, pp. 640-651.
               PDF file   Quicktime movies

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.  "Improving, Expanding and Extending 3D Telepresence."  Proc. 2005 International Workshop on Advanced Information Processing for Ubiquitous Networks, with ICAT 2005 (Christchurch, New Zealand, December 8, 2005).
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Greg Welch, Diane Sonnenwald, Ketan Mayer-Patel, Ruigang Yang, Andrei State, Herman Towles, Bruce Cairns and Henry Fuchs.  "Remote 3D Medical Consultation."  To appear, Journal of Mobile Multimedia (JMM).  Earlier, condensed version in Proc. 1st IEEE/CreateNet International Workshop on "Telemedicine over broadband and wireless networks" (BROADMED) 2005, Boston, MA, USA, October 2005.
               PDF file (JMM version) not yet available   PDF file (BROADMED version)

Andrei State, Kurtis P. Keller and Henry Fuchs.  "Simulation-Based Design and Rapid Prototyping of a Parallax-Free, Orthoscopic Video See-Through Head-Mounted Display."  Proc. International Symposium on Mixed and Augmented Reality (ISMAR) 2005 (Vienna, Austria, October 5-8, 2005), pp. 28-31.
               PDF file   Quicktime movie

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), July–September 2005, pp 22-35.
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Gentaro Hirota, Susan Fisher, Andrei State.  "An improved finite element contact model for anatomical simulations."  The Visual Computer, vol. 19, no. 5, 2003, pp. 291-309.
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Andrei State, Kurtis Keller, Michael Rosenthal, Hua Yang, Jeremy Ackerman and Henry Fuchs.  "Stereo Imagery from the UNC Augmented Reality System for Breast Biopsy Guidance."  Proc. Medicine Meets Virtual Reality (MMVR) 2003 (Newport Beach, CA, January 22-25, 2003).
               PDF file   ultrasound project web site

Michael Rosenthal, Andrei State, Joohi Lee, Gentaro Hirota, Jeremy Ackerman, Kurtis Keller, Etta D. Pisano, Michael Jiroutek, Keith Muller and Henry Fuchs.  "Augmented reality guidance for needle biopsies: An initial randomized, controlled trial in phantoms."  Medical Image Analysis, Vol. 6, Issue 3, September 2002, pp. 313-320.  Earlier version "Augmented Reality Guidance for Needle Biopsies: A Randomized, Controlled Trial in Phantoms" in  Proc. Medical Image Computing and Computer-Assisted Intervention (MICCAI) 2001 (Utrecht, The Netherlands, Oct 14-17, 2001).  Lecture Notes in Computer Science, 2208, pp. 240-248.
               HTML site (MIA version)   PDF file (MIA version)   PDF file (MICCAI 2001 version)   ultrasound project web site

Joohi Lee, Gentaro Hirota and Andrei State.  "Modeling Real Objects Using Video See-Through Augmented Reality."  Presence: Teleoperators and Virtual Environments, MIT Press, Vol. 11, No. 2, pp. 144-157.  Earlier version in Proc. Second International Symposium on Mixed Reality (ISMR) 2001, (Yokohama, Japan, Mar 14-15, 2001), pp. 19-26.
                PDF file (Presence version)   PDF file (ISMR 2001 version)

Gentaro Hirota, Susan Fisher, Andrei State, Henry Fuchs and Chris Lee.  "An Implicit Finite Element Method for Elastic Solids in Contact."  Proc. Computer Animation 2001 ( Seoul, South Korea, Nov 7-8, 2001).  Short version presented as SIGGRAPH 2001 Technical Sketch "Simulation of Deforming Elastic Solids in Contact," in Conference Abstracts and Applications, p. 259.
               PDF file (CA 2001 version)   PDF file (SIG 2001 sketch)   Gentaro’s project web site

Andrei State, Jeremy Ackerman, Gentaro Hirota, Joohi Lee and Henry Fuchs.  "Dynamic Virtual Convergence for Video See-through Head-mounted Displays: Maintaining Maximum Stereo Overlap throughout a Close-range Work Space."  Proc. International Symposium on Augmented Reality (ISAR) 2001 (New York, NY, Oct 29-30, 2001), pp. 137-146 + 2 color plates, front cover.
                PDF file   Quicktime movie  Presentation slides (coming soon)

Arthur Gregory, Andrei State, Ming C. Lin, Dinesh Manocha and Mark A. Livingston.  "Interactive surface decomposition for polyhedral morphing."  The Visual Computer, vol. 15, no. 9, 1999, pp. 453-470.  An earlier version was published as "Feature-Based Surface Decomposition for Correspondence and Morphing between Polyhedra," Proc. Computer Animation ‘98 (Philadelphia, PA, Jun 8-10, 1998), pp. 64-71.  A short version appeared as "Feature-Based Surface Decomposition for Polyhedral Morphing," video review in Proc. 15th Annual ACM Symposium on Computational Geometry, (Miami Beach, FL, Jun 13-16, 1999), pp. 415-416.
                PDF file (Visual Computer version)   PDF file (CA version)   PDF file (ACMCG 99 version)   Arthur's project web site

Henry Fuchs, Mark A. Livingston, Ramesh Raskar, D’nardo Colucci, Kurtis Keller, Andrei State, Jessica R. Crawford, Paul Rademacher, Samuel H. Drake and Anthony A. Meyer (MD).  "Augmented Reality Visualization for Laparoscopic Surgery."  Proc. Medical Image Computing and Computer-Assisted Intervention (MICCAI) '98 (Cambridge, MA, Oct 11-13, 1998), pp. 934-943.
                PDF file  laparo project web site   Quicktime movie

Mark A. Livingston and Andrei State.  "Magnetic Tracker Calibration for Improved Augmented Reality Registration."  Presence: Teleoperators and Virtual Environments, MIT Press, vol. 6, no. 5, pp. 532-546 (Oct 1997).  Also published as UNC-CS Technical Report TR95-037.
                PDF file   tracker calibration project web site

Marco C. Jacobs, Mark A. Livingston and Andrei State.  "Managing Latency in Complex Augmented Reality Systems."  Proc. 1997 Symposium on Interactive 3D Graphics (Providence, RI, Apr 27-30, 1997), pp. 49-54, 185, back cover.
                PDF file   AR latency project web site

William F. Garrett, Henry Fuchs, Mary C. Whitton and Andrei State.  "Real-Time Incremental Visualization of Dynamic Ultrasound Volumes Using Parallel BSP Trees."  Proc. IEEE Visualization ‘96 (San Francisco, CA, Oct 27 - Nov 1, 1996), pp. 235-240, 490.  Also published as UNC-CH Technical Report TR98-014.
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Henry Fuchs, Andrei State, Etta D. Pisano (MD), William F. Garrett, Gentaro Hirota, Mark A. Livingston, Mary C. Whitton and Stephen M. Pizer.  "Towards Performing Ultrasound-Guided Needle Biopsies from Within a Head-Mounted Display."  Proc. Visualization in Biomedical Computing 1996 (Hamburg, Germany, Sep 22-25, 1996), pp. 591-600.
                PDF file   ultrasound project web site

Andrei State, Gentaro Hirota, David T. Chen, William F. Garrett and Mark A. Livingston.  "Superior Augmented Reality Registration by Integrating Landmark Tracking and Magnetic Tracking."  Proc. SIGGRAPH 96 (New Orleans, LA, Aug 4-9, 1996).  In Computer Graphics Proceedings, Annual Conference Series, 1996, ACM SIGGRAPH, pp. 429-438.
                PDF file   Quicktime movies   US patent 6064749   hybrid tracking project web site

Andrei State, Mark A. Livingston, William F. Garrett, Gentaro Hirota, Mary C. Whitton, Etta D. Pisano (MD) and Henry Fuchs.  "Technologies for Augmented-Reality Systems: Realizing Ultrasound-Guided Needle Biopsies."  Proc. SIGGRAPH 96 (New Orleans, LA, August 4-9, 1996).  In Computer Graphics Proceedings, Annual Conference Series, 1996, ACM SIGGRAPH, pp. 439-446.
                PDF file   Quicktime movie   ultrasound project web site

Etta D. Pisano (MD), Henry Fuchs and Andrei State.  "Virtual Reality Applied to Ultrasound-guided Aspiration of Breast Cysts." Proc. 1996 Annual Meeting of the American Roentgen Ray Society (San Diego, CA, May 5-10, 1996).
               (not available online)   ultrasound project web site

Andrei State, Jonathan McAllister, Ulrich Neumann, Hong Chen, Tim Cullip, David T. Chen and Henry Fuchs.  "Interactive Volume Visualization on a Heterogeneous Message-Passing Multicomputer." Proc. 1995 Symposium on Interactive 3D Graphics (Monterey, CA, Apr 9-12, 1995), pp. 69-74, 208, front cover.
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David T. Chen, Andrei State and David Banks.  "Interactive Shape Metamorphosis."  Proc. 1995 Symposium on Interactive 3D Graphics (Monterey, CA, April 9-12, 1995), pp. 43-44, 205, back cover.  Also published as  ICASE Report No. 94-7 (NASA CR 191597), Institute for Computer Applications in Science and Engineering, NASA Langley Research Center, Hampton, VA, Jan. 1994.
                PDF file    MPEG movie   same movie (Quicktime)

Andrei State, David T. Chen, Chris Tector, Andrew Brandt, Hong Chen, Ryutarou Ohbuchi, Mike Bajura and Henry Fuchs.  "Case Study:  Observing a Volume-Rendered Fetus within a Pregnant Patient."  Proc. IEEE Visualization '94  (Washington, DC, Oct 17-21, 1994), pp. 364-368.  Also published as UNC-CS Technical report TR94-034.
                PDF file   Quicktime movie

Andrei State, Julian Rosenman, MD, Henry Fuchs, Tim J. Cullip and Jim Symon.  "VISTAnet: Radiation therapy treatment planning through rapid dose calculation and interactive 3D volume visualization."  Proc. Visualization in Biomedical Computing 1994 (Rochester, MN, Oct 4-7, 1994), pp. 484-492.
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Andrei State, Suresh Balu and Henry Fuchs.  "Bunker View: Limited- range head-motion-parallax visualization for complex data sets."  Proc. Visualization in Biomedical Computing 1994 (Rochester, MN, Oct 4-7, 1994), pp. 301-306.
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John Rhoades, Greg Turk, Andrew Bell, Andrei State, Ulrich Neumann and Amitabh Varshney.  "Real-Time Procedural Textures."  Proc. 1992 Symposium on Interactive 3D Graphics (Cambridge, MA, Mar 29 - Apr 1, 1992), special issue of Computer Graphics, ACM SIGGRAPH, 1992, pp. 95-100, 225.
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2. Theses, technical and project reports, invited articles:  

Tyler Johnson, Herman Towles, Andrei State, Fu-Che Wu, Greg Welch, Anselmo Lastra, and Henry Fuchs.  "A Projector-based Physical Sand Table for Tactical Planning and Review."  UNC-CS Technical Report TR09-017, 2009.
               PDF file    Quicktime video not yet available

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.  "3D Telepresence for Off-Line Surgical Training and On-Line Remote Consultation."  In Susumu Tachi, editor, Proceedings of ICAT CREST Symposium on Telecommunication, Teleimmersion, and Telexistence, The University of Tokyo (Tokyo, Japan, December 2004) (invited submission)
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Deepak Bandyopadhyay, Ramesh Raskar, Andrei State and Henry Fuchs.  "Dynamic Spatially Augmented 3D Painting."  UNC-CS Technical Report TR01-006, 2001.
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Etta D. Pisano (MD), Henry Fuchs, Andrei State, Mark A. Livingston, Gentaro Hirota, William F. Garrett and Mary C. Whitton.  "Augmented Reality Applied to Ultrasound-Guided Breast Cyst Aspiration."  Breast Disease 1998;10 (3,4), pp. 221-230 (invited).
                (not available online)   ultrasound project web site

David T. Chen, Stephen M. Pizer and Andrei State.  "Volume Rendering Guided by Multiscale Medial Models." UNC-CS Technical Report TR97-002, 1997.
                (not available online)

Henry Fuchs, Andrei State, Mark A. Livingston, William F. Garrett, Gentaro Hirota, Mary Whitton and Etta D. Pisano (MD).  "Virtual Environments Technology to Aid Needle Biopsies of the Breast: An Example of Real-Time Data Fusion."  Proceedings of Medicine Meets Virtual Reality:4 (January 17-20, 1996, San Diego, California), IOS Press, Amsterdam, Jan 1996.
                (not available online)   ultrasound project web site

Ulrich Neumann, Andrei State, Hong Chen, Henry Fuchs, Tim J. Cullip, Qin Fang, Matt Lavoie and John Rhoades.  "Interactive Multimodal Volume Visualization for a Distributed Radiation-Treatment Planning Simulator."  UNC-CS Technical Report TR94-040, Jun 1994.
                PDF file (Superseded by these three papers)

Andrei State.  "UNC Chapel Hill Computer Science and Graphics."  Section detailing the visualization research component of the VISTAnet project.  In “VISTAnet Final Report,”  MCNC Information Technology Division, Research Triangle Park, North Carolina, June 1995, Dan Stevenson, Pam Pruitt, and Jeanne Wiley, editors.  Also: cover image, similar contributions to the 1992 and 1993 annual reports of the VISTAnet project.
                (not available online)   VISTAnet project description