Publications

Books

Book Chapters

Journal Papers

Conference Papers

Invited Talks

Tutorials

Lectures

Demonstrations

Patents

Awards

Books

• O. Schreer, “Stereoanalyse und Bildsynthese”, March 2005, Springer-Verlag, Berlin, Heidelberg, New York, Tokyo, ISBN: 3-540-23439-X.
• O. Schreer, P. Kauff and T. Sikora, “3D Videocommunication”, July 2005, John Wiley & Sons, Chichester, UK.

Book Chapters

• P. Kauff and O. Schreer,“Immersive Videoconferencing”, published in O. Schreer, P. Kauff and T. Sikora, (Editors): 3D Videocommunication, John Wiley & Sons, Chichester, UK, July 2005.

Journal Papers

• O. Schreer, I. Feldmann, I. Alonso, P. Concejero, A.H. Sadka, M.
  R. Swash, S. Benini, R. Leonardi, T. Janjusevic, E. Izquierdo, "RUSHES - An Annotation and Retrieval Engine for Multimedia Semantic Units", to be published at Int. Journal on Multimedia Tools and Applications, Springer Netherlands.
• O. Schreer, R. Englert, P. Eisert, and R. Tanger “Real-Time Vision and Speech Driven Avatars for Multimedia Applications”, IEEE Transactions on Multimedia, Vol.10, No.3, April 2008, pp.352-360.
• P. Kauff, N. Atzpadin, C. Fehn, M. Müller, O. Schreer, A. Smolic, and R. Tanger “Depth Map Creation and Image Based Rendering for Advanced 3DTV Services Providing Interoperability and Scalability”, Signal Processing: Image Communication. Special Issue on Three-Dimensional Television and Applications, 22(2):217-234, February 2007, Invited paper.
• F. Isgro, E. Trucco, P. Kauff and O. Schreer, “Three-Dimensional Image Processing in the Future of Immersive Media”, Trans. on Circuits and Systems for Video Technology, Special Issue on Immersive Telecommunications, Vol.14, No.3, March 2004, pp.288-303.
• N. Atzpadin, P. Kauff and O. Schreer, “Stereo Analysis by Hybrid Recursive Matching for Real-Time Immersive Video Conferencing”, Trans. on Circuits and Systems for Video Technology, Special Issue on Immersive Telecommunications, Vol.14, No.3, March 2004, pp.321-334.
• C. Fehn, E. Cooke, O. Schreer, P. Kauff, "3D Analysis and Image-Based Rendering for Immersive TV Applications", Signal Processing: Image Communication Journal, Special Issue on Image Processing Techniques for Virtual Environments and 3D Imaging, October 2002, invited paper.
• O. Schreer, P. Kauff, "Immersive 3D -Videokonferenz", Der Fernmeldeingenieur, Heft 8, 55. Jahrgang, Verlag für Wissenschaft und Leben Georg Heidecker GmbH, Erlangen, August 2001, invited paper; in German.

Conference Papers

See here the list of conference papers published in the last years
(1997, 1998, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 ).
Some papers are provided as pdf-files and can be viewed by Acrobat Reader 4.0.

2009

• I. Feldmann, N. Atzapadin, O. Schreer, J.-C. Pujol-Acolado, J.-L. Landabaso, O. Divorra Escoda, " Multi-View Depth Estimation Based on Visual-Hull Enhanced Hybrid Recursive Matching for 3D Video Conference Systems", Proc. of 16th Int. Conf. on Image Processing (ICIP 2009), Kairo, Egypt, November 2009.
• I. Feldmann, O. Schreer, P. Kauff, R. Schäfer, Z. Fei, H.J.W. Belt, Ò. Divorra Escoda, "Immersive Multi-User 3D Video Communication", Proc. of International Broadcast Conference (IBC 2009), , Amsterdam, Netherlands, September 2009.
• O. Schreer, I. Feldmann, I. Alonso, P. Concejero, A.H. Sadka, M.R. Swash, "RUSHES - Retrieval of Multimedia Semantic Units for Enhanced Reusability", 7th Int. Workshop on Content-Based Multimedia Indexing (CBMI 2009), Chania, Crete, 3-5 June 2009.
• O. Schreer, N. Atzapadin, I. Feldmann, "Multi-baseline Disparity Fusion for Immersive Videoconferencing", 2nd Int. Conference on Immersive Telecommunications (IMMERSCOM 2009), University of California, Berkeley, CA, USA, 27-29 May 2009.

2008

• O. Schreer, I. Feldmann, W. Waizenegger, N. Atzpadin, P. Eisert, H. Belt, "3DPresence – A system concept for multi-user and multi-party immersive 3D videoconferencing", 5th European Conf. on Visual Media Production (CVMP 2008), London, UK, November 2008.
• S. Salti, O. Schreer, L. Di Stefano, "Real-time 3D Arm Pose Estimation from Monocular Video for Enhanced HCI", 1st ACM Int. Workshop on Vision Networks for Behaviour Analysis (VNBA) in conjunction with ACM Multimedia 2008, Vancouver, Canada, October 2008.
• I. Feldmann, W. Waizenegger, O. Schreer, "Extraction of 3D Scene Structure for Semantic Annotation and Retrieval of Unedited Video", Proc. of Int. Workshop on Multimedia Signal Processing (MMSP), Cairns, Queensland, Australia, October 2008.
• W. Waizenegger, I. Feldmann, O. Schreer, "Semantic Annotation and Retrieval of Unedited Video based on Extraction of 3D Camera Motion", Proc. of 6th Int. Workshop on Content-Based Multimedia Indexing (CBMI), London, UK, June 2008.
• O. Schreer, L. Fuentes Ardeo, D. Sotiriou, A. Sadka, E. Izquierdo, "User Requirements for Multimedia Indexing and Retrieval of Unedited Audio-Visual Footage - RUSHES", Proc. of 9th Int. Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS), Klagenfurt, Austria, May 2008.

2007

• O. Schreer, S. Ngongang, "Real-time Gesture Recognition in Advanced Videocommunication Services", Proc. of 14th Int. Conf. on Image Analysis and Processing (ICIAP 2007), pp.253-258, Modena, Italy, September 2007.

2006

• C. Fehn, N. Atzpadin, M. Müller, O. Schreer, A. Smolic, R. Tanger, P. Kauff, "An Advanced 3DTV Concept Providing Interoperability and Scalability for a Wide Range of Multi-Baseline Geometries", Proc. of 13th Int. Conf. on Image Processing (ICIP 2006), Atlanta, GA, USA, October 2006.
• O. Schreer, C. Fehn, N. Atzpadin, M. Müller, A. Smolic, R. Tanger, P. Kauff, "A Flexible 3D TV System for Different Multi-Baseline Geometries", Proc. of Int. Conf. on Multimedia and Expo (ICME 2006), Toronto, Canada, July 2006.
• O. Schreer, P. Eisert, P. Kauff, R. Tanger, R. Englert, "Towards Robust Intuitive Vision-Based User Interfaces", Proc. of Int. Conf. on Multimedia and Expo (ICME 2006), Toronto, Canada, July 2006.

2005

• O. Schreer, R. Tanger, P. Eisert, P. Kauff, B. Kaspar, R. Englert, "Real-Time Avatar Animation Steered by Live Body Motion", Proc. of 13th Int. Conf. on Image Analysis and Processing (ICIAP 2005), pp.147-154, Cagliari, Italy, September 2005.
• R. Tanger, P. Kauff, O. Schreer, D. Pavy, S.L. Dit Picard, G. Saugis, "Team Collaboration Mixing Immersive Video Conferencing with Shared Virtual 3D Objects", Proc. of Tyrrhenian International Workshop on Digital Communications Distributed Cooperative Laboratories - Issues in Networking, Instrumentation and Measurements, Sorento, Italy, July 2005.

2004

• S. Askar, Y. Kondratyuk, K. Elazouzi, P. Kauff, O. Schreer, "Vision-Based Skin-Colour Segmentation of Moving Hands for Real-Time Applications", Proc. of 1st European Conf. on Visual Media Production (CVMP 2004), London, United Kingdom, March 2004.
• R. Tanger, P. Kauff, O. Schreer, "Immersive Meeting Point (im.point) - An approach Towards Immersive Media Portals", Proc. of Pacific-Rim Conference on Multimedia, January 2004.

2003

• J. Freeman, J. Lessiter, O. Schreer, P. Kauff, "Evaluation of the VIRTUE Video-Conference System Using the ITC-Sense of Presence Inventory", Int. Workshop on Presence, Aalborg, Denmark, October 2003.
• E. Cooke, P. Kauff, O. Schreer, "A Scalable and Modular Solution for Virtual View Creation in Image-Based Rendering Systems", Proc. of VLBV 2003, pp.323-330, Madrid, Spain, September 2003.
• E. Cooke, I. Feldmann, P. Kauff, O. Schreer, "A Modular Approach to Virtual View Creation for a Scalable Immersive Teleconferencing Configuration", Proc. of IEEE International Conference on Image Processing (ICIP 2003), pp.41-44, Barcelona, Spain, September 2003.
• O. Schreer, N. Atzpadin, S.Askar, P. Kauff, "Advanced 3D Signal Processing in Virtual Team User Environments", Proc. of Int. IEEE Conf. on Multimedia and Expo (ICME 2003), Baltimore, MD, USA, July 2003.
• E. Cooke, I. Feldmann, P. Kauff, O. Schreer, "Multi-View Synthesis for an Extendable Teleconferencing System", Proc. of Picture Coding Symposium (PCS 2003), pp.199-204, St. Malo, France, April 2003.
• N. Atzpadin, S. Askar, P. Kauff, O. Schreer, "New Concept For Joint Disparity Estimation and Segmentation for Real-Time Video Processing", Proc. of Picture Coding Symposium (PCS 2003), pp.155-160, St. Malo, France, April 2003.
• E. Cooke, P. Kauff, O. Schreer, "Image Analysis and Synthesis for Multiple Stereo Camera Teleconferencing Systems", Proc. of 4th Int. Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS 2003), pp.405-410, London, UK, April 2003.
• I. Feldmann, O. Schreer, P. Kauff, "Nonlinear Depth Scaling For Immersive Video Applications", Proc. of 4th Int. Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS 2003), pp.433-438, London, UK, April 2003.

2002

• O. Schreer, E.A. Hendriks, J.M. Schraagen, J. Stone, E. Trucco, M. Jewell, "Virtual Team User Environments - A Key Application in Telecommunication", Proc. of eBusiness and eWork 2002, pp.916-923, Prague, Cech Republic, October 2002.
• O. Schreer, P. Kauff, "An Immersive 3D Video-Conferencing System Using Shared Virtual Team User Environments", Proc. of ACM Collaborative Virtual Environments (CVE), pp.105-112, Bonn, Germany, October 2002.
• P. Kauff, O.Schreer, "Virtual Team User Environments - A Step From Tele-Cubicles Towards Distributed Tele-Colaboration in Mediated Workspaces", Proc. of Int. IEEE Conf. on Multimedia and Expo (ICME 2002), Lausanne, Switzerland, August 2002.
• O.Schreer, M. Karl, P. Kauff, "PCI-Based Multi-Processor System For Immersive Videoconference Terminals", Proc. of Int. IEEE Conf. on Multimedia and Expo (ICME 2002), Lausanne, Switzerland, August 2002.
• O.Schreer, M. Karl, P. Kauff, "A TriMedia Based Multi-Processor System Using PCI Technology for Immersive Videoconference Terminals", Proc. of 14th Int. Conf. on Digital Signal Processing (DSP 2002), pp.289-293, Santorini, Greece, July 2002.
• E. Cooke, P. Kauff, O. Schreer, "Multiple Narrow-Baseline System for Immersive Teleconferencing", Proc. of 4th EURASIP IEEE Int. Symposium on Video Processing and Multimedia Communications (VIPromCom), pp.367-370, Zadar, Croatia, June 2002.
• S. Askar, P. Kauff, N. Brandenburg, O. Schreer, "Fast Adaptive Upscaling of Low Structured Images Using a Hierarchical Filling Strategy", Proc. of 4th EURASIP IEEE Int. Symposium on Video Processing and Multimedia Communications (VIPromCom), pp.289-295, Zadar, Croatia, June 2002.
• O. Schreer, I. Feldmann, U. Goelz, P. Kauff, "Fast and Robust Shadow Detection in Videoconference Applications", Proc. of 4th EURASIP IEEE Int. Symposium on Video Processing and Multimedia Communications (VIPromCom), pp.371-377, Zadar, Croatia, June 2002.
• E. Cooke, P. Kauff, O. Schreer, "Imaged-Based Rendering for Tele-Conference Systems", Proc. of 10th Int. Conference on Computer Graphics, Visualization and Computer Vision (WSCG 2002), Plzen, Czech Republic, February 2002.
• I. Feldmann, S. Askar, N. Brandenburg, P. Kauff, O. Schreer, "Real-Time Segmentation for Advanced Disparity Estimation in Immersive Videoconference Applications", Proc. of 10th Int. Conference on Computer Graphics, Visualization and Computer Vision (WSCG 2002), pp.171-178, Plzen, Czech Republic, February 2002.
• P. Kauff, O. Schreer, R.Tanger, "Virtual Team User Environments - A Mixed Reality Approach for Immersive Tele-Collaboration”", Int. Workshop on Immersive Telepresence (ITP 2002), pp.1-4, January 2002.

2001

• O. Schreer, N. Brandenburg, S. Askar, P. Kauff, "Hybrid Recursive Matching and Segmentation-Based Postprocessing in Real-Time Immersive Video Conferencing", Proc. of Vision, Modeling and Visualization (VMV 2001), pp.383-390, Stuttgart, Germany, November 2001.
• O. Schreer, N. Brandenburg, S. Askar, M. Trucco, "A Virtual 3D Video-Conference System Providing Semi-Immersive Telepresence: A Real-Time Solution in Hardware and Software", Proc. of eBusiness and eWork, pp.184-190, Venice, Italy, October 2001.
• C. Fehn, P. Kauff, O. Schreer, R. Schäfer, "Interactive Virtual View Video for Immersive TV Applications", Proc. of International Broadcast Convention, pp.53-61, Amsterdam, Netherlands, September 2001.
• O. Schreer, N. Brandenburg, P. Kauff, "Real-Time Disparity Analysis for Applications in Immersive Tele-Conference Scenarios - A Comparative Study", Proc. of 11th Int. Conf. on Image Analysis and Processing (ICIAP), pp.346-353, Palermo, Italy, September 2001.
• E. Trucco, C. Plakas, N. Brandenburg, P. Kauff, M. Karl, O. Schreer, "Real-Time Disparity Analysis for Immersive 3-D Teleconferencing by Hybrid Recursive Matching and Census Transform", 8th IEEE Int. Conf. on Computer Vision, Proc. of Workshop on Video Registration, Vancouver, Canada, July 2001.
• P. Kauff, O. Schreer, J.-R. Ohm, "An Universal Algorithm for Real-Time Estimation of Dense Displacement Vector Fields", Proc. of Int. Conference on Media Futures, pp.311-314, Florence, Italy, May 2001.
• O. Schreer, N. Brandenburg, C. Plakas, E. Trucco, P. Kauff, "A Combination of Census Transform and a Hybrid Block- and Pixel-Recursive Disparity Analysis Approach for Real-Time Videoconferencing Applications", Proc. of Int. Conf. on Augmented, Virtual Environments and Three-Dimensional Imaging (ICAV3D 2001), pp.29-32, Mykonos, Greece, May 2001.
• C. Fehn, E. Cooke, O. Schreer, P. Kauff, "3D Analysis and Image-Based Rendering for Immersive TV Applications", Proc. of Int. Conf. on Augmented, Virtual Environments and Three-Dimensional Imaging (ICAV3D 2001), pp.192-195, Mykonos, Greece, May 2001.
• P. Kauff, C. Fehn, E. Cooke, O. Schreer, "Advanced Incomplete 3D Representation of Video Objects Using Trilinear Warping for Novel View Synthesis", Proc. of 22nd Picture Coding Symposium (PCS 2001), pp.429-432, Seoul, Korea, April 2001.
• O. Schreer, C. Fehn, N. Brandenburg, M. Karl, P. Kauff, "Fast Disparity Estimator for Real-Time Video Processing Using a Hybrid Block- and Pixel-Recursive Matching Technique", Proc. of 22nd Picture Coding Symposium (PCS 2001), pp.405-408, Seoul, Korea, April 2001.
• P. Kauff, N. Brandenburg, M. Karl, O. Schreer, "Fast Hybrid Block- And Pixel-Recursive Disparity Analysis For Real-Time Applications in Immersive Tele-Conference Scenarios", Proc. of 9th International Conference in Central Europe on Computer Graphics, Visualization and Computer Vision (WSCG 2001), Plzen, Czech Republic, 2001.

2000

• R. Schäfer, P. Kauff, O. Schreer, "Immersive Telepresence for Broadcast and Communication", Proc. of Information Society Technologies (IST 2000), Nice, France, November 2000.
• E. Cooke, O. Schreer, B. Pasewaldt, P. Kauff, "Extension of Incomplete 3D for Arbitrary Multi-View-Synthesis", Proc. of 5th Int. Fall Workshop Vision, Modeling, and Visualization (VMV 2000), Saarbrücken, Germany, November 2000.
• O. Schreer, P.Sheppard, "VIRTUE – The step towards immersive telepresence in virtual video-conference systems", Proc. of eBusiness and eWorks 2000, pp.989-995, Madrid, Spain, October 2000.
• P. Kauff, R. Schäfer, O. Schreer, "Tele-Immersion in Shared Presence Conference Systems", Proc. of International Broadcast Conference (IBC 2000), pp.610-615, Amsterdam, Netherlands, September 2000.
• O. Schreer, N. Brandenburg, P. Kauff, "Disparitätsanalyse konvergenter und rektifizierter Stereoansichten: Eine vergleichende Untersuchung", Proc. of 22.DAGM-Symposium for Pattern Recognition (DAGM 2000), pp.59-66, Kiel, Germany, September 2000.
• O. Schreer, N. Brandenburg, P. Kauff, "A Comparative Study on Disparity Analysis Based on Convergent and Rectified Views", Proc. of 11th British Machine Vision Conference (BMVC), pp.556-565, Bristol, United Kingdom, September 2000.
• E. Cooke, M. Karl, P. Kauff, O. Schreer, "Realtime View Adaptation of Video Objects in 3-Dimensional Virtual Environments", Proc. of Int. Workshop on Presence, Delft, Netherlands, April 2000.

1998

• O. Schreer, "Dynamische Analyse von rekonstruierten 3D Punkten zur Navigation eines Stereo-Vision basierten mobilen Systems", Proc. of 20.DAGM-Symposium of Pattern Recognition, Stuttgart, Germany, September 1998.
• O. Schreer, "Stereo Vision-Based Navigation in Unknown Indoor Environment", Proc. of European Conference on Computer Vision (ECCV 1998), Freiburg, Germany, June 1998.

1997

• O. Schreer, I. Hartmann, R. Adams, "Analysis of Grey-Level Features for Line Segment Stereo Matching", Proc. of Int. Conf. on Image Analysis and Processing, Florence, Italy, September 1997.

Invited Talks

• O. Schreer, "Future Directions of 3DTV", Sat Expo Europe, Rome, Italy, 4. February 2010.
• O. Schreer, "Advances in 3D Videocommunication", School of Computing, Prof. Manuel Trucco, University of Dundee, United Kingdom, 24. June 2009.
• O. Schreer, "Stereo Image Processing and View Synthesis in Advanced 3D-TV Concepts", Dept. of Electronic and Computer Engineering (ECE), Centre for Media Communications Research, Prof. Abdul Sadka, Brunel University West London, United Kingdom, 17. November 2007.
• O. Schreer, "Adaptation of multi-view geometries for capturing and 3D reproduction in advanced 3D-TV services" , Dept. of Computer Science, Vision, Image Processing and Sound Laboratory, Prof. Andrea Fusiello, University of Verona, Italy, LIMA 3D Workshop (Low cost 3D imaging and modelling automatic system), 17. March 2006.
• O. Schreer, "Current State of Research on Immersive Video Conferencing", Department of Computer Science, Prof. Henry Fuchs, University of North Carolina at Chapel Hill, USA, 23. July 2003.
• O. Schreer, "Advances in Immersive Video Communication", Dept. of Computer and Information Science, Prof. Kostas Daniilidis, University of Pennsylvania, USA, 18. July 2003.

Tutorials

• O. Schreer, "3D Video Processing for Immersive 3D Videoconferencing", Int. Conf. on Image Analysis and Processing, Salerno, Italy, 8. Sept. 2009.
• O. Schreer, "Concepts, Systems and Algorithms for Immersive Video Communication", 25th DAGM Symposium on Pattern Recognition, Magdeburg, Germany, 9. Sept. 2003.
• O. Schreer, "Immersive Videoconferencing", Int. Conference on Multimedia and Expo (ICME 2003), Baltimore, MD, USA, 6. July 2003.

Lectures

• O. Schreer, "Challenges and Solutions for Real-Time Immersive Video Communication", University of Genova, Italy, Biophysical and Electronic Engineering Dept., Prof. Carlo Regazzoni, duration 10 hours, 13-15 April 2005.
• O. Schreer, "Stereoanalysis and View Synthesis in 3D Video Communication", University of Verona, Italy; Vision, Image Processing and Sound Laboratory; Dept. of Computer Science, Prof. Andrea Fusiello, 7th VIPS Advanced School on Computer Vision, Pattern Recognition and Image Processing, duration 16 hours, 13-16 March 2006.

Demonstrations

• O. Schreer, "Real-time Gesture Recognition and Avatar Animation System”, Int. Conf. on Image Analysis and Processing (ICIAP), Modena, Italy, September 2007.
• O. Schreer, P. Eisert, P. Kauff, R. Tanger, R. Englert, "GestAvatar- Real-Time Animation of Avatars ", 9th European Conf. on Computer Vision (ECCV), Graz, Austria, May 2006.

Patents

• German Patent: No. 101 05 423 and European Patent: EP 1 229 741 A2, Patent holder: Heinrich-Hertz-Institut Berlin GmbH, Inventors: P. Kauff, N. Brandenburg, M. Karl, O. Schreer, "Verfahren zur Korrespondenzanalyse von Bildmerkmalen in korrespondierenden Videobildern in Echtzeit, (Method of analyzing in Real-time the Correspondence of Image Characteristics in Corresponding Video Images)".
• German Patent: No. 102 04 500 A 1 and UK Patent Application: GB 2 386 2777 A, Patent holder: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., Inventors: I. Feldmann, P. Kauff, O. Schreer, R. Tanger, "Echtzeitfähiges Erkennungs- und Kompensationsverfahren von Beleuchtungsschwankungen in digitalen Farbbildsignalen, (Detecting rapid changes in illumination using angular differences between vectors in a YUV colour space)".

Awards

2001

• President's Award for Best Technical Paper at International Broadcast Conference 2001 (IBC) (with Christoph Fehn, Peter Kauff and Ralf Schäfer).