Publications by N.D. Georganas at the DISCOVER Laboratory

Journals

N. Sakr, N.D. Georganas, J. Zhao, "Human Perception-based Data Reduction for Haptic Communication in Six-DoF Telepresence Systems", IEEE Transactions on Instrumentation and Measurement, (accepted, to appear), 2011
J. Zhou, F. Malric, E.M. Petriu, N.D. Georganas, "Uniform Hardness Perception in 6-DOF Haptic Rendering", IEEE Transactions on Instrumentation and Measurement, Vol. 60, Issue 1, pp. 214-225, 2011
N. Sakr, J. Zhou, N.D. Georganas, J. Zhao, "Prediction-based Haptic Data Reduction and Transmission in Telementoring Systems", IEEE Transactions on Instrumentation and Measurement, Vol. 58, No. 5, pp. 1727-1736, August 2009
N. Sakr, N.D. Georganas, J. Zhao, E.M. Petriu, "Multimodal Vision-Haptic Perception of Digital Watermarks Embedded in 3D Meshes", IEEE Transactions on Instrumentation and Measurement, (accepted, to appear), 2009
X. Shen, J. Zhou, A. Hamam, S. Nourian, N.R. El-Far, F. Malric, N.D. Georganas, "Haptic-Enabled Telementoring Surgery Simulation", IEEE Multimedia, Vol. 15, No. 1, pp. 64-76, 2008
Q. Chen, N.D. Georganas, E.M. Petriu, "Hand gesture recognition using Haar-like features and a stochastic context-free grammar", IEEE Trans. Instrum. Meas., Vol. 57, No. 8, pp. 1562-1571, 2008
A. El-Sawah, N.D. Georganas, E.M. Petriu, "A Prototype for 3-D Hand Tracking and Posture Estimation", IEEE Trans. Instrum. Meas., Vol. 57, No. 8, pp. 1627-1636, 2008
M. Hosseini, D.T. Ahmed, S. Shirmohammadi, N.D. Georganas, "A Survey of Application-Layer Multicast Protocols", IEEE Communications Surveys and Tutorials, accepted, to appear, 2007
D. Tian, Z. Lei, N.D. Georganas, "Configuring node status in a two-phase tightly integrated mode for wireless sensor networks", Int. J. Ad Hoc and Ubiquitous Computing, Vol. 2, No. 3, pp. 175-185, 2007
L. Chen, N.D. Georganas, "Region-based 3D Mesh Compression Using an Efficient Neighborhood-based Segmentation", Transactions of the Society for Modeling and Simulation International, 2007
Q. Chen, A.M. Rahman, X. Shen, A. El Saddik, N.D. Georganas, "Navigating a 3D virtual environment of learning objects by hand gestures", Int. J. Advanced Media and Communication, Vol. 1, No. 4, pp. 351-368, 2007
Z. Sakr, N.D. Georganas, "A Novel Algorithm for MPEG-4 XMT Scene Structure Authentication and Multimedia Content Location", ACM Trans. On Multimedia Comp. Communic. and Applic. (TOMCCAP), Vol. 3, No. 3, August 2007
L. Chen, N.D. Georganas, "An efficient and robust algorithm for 3D mesh segmentation", Multimedia Tools and Applications, Springer Netherlands, 2006
D. Tian, N.D. Georganas, "Node Activity Scheduling Algorithms in Wireless Sensors Networks", Algorithms and Protocols for Wireless and Mobile Networks, (A. Boukerche, editor), Taylor and Francis Books, Inc., 2005
G. Cao, Z. Lei, J. Li, N.D. Georganas, Z. Zhu, "A Novel DCT Domain Transcoder for Transcoding Video Streams with Half-pixel Motion Vectors", Real-Time Imaging J. (Elsevier Science), 2005
A. El Saddik, D. Yang, N.D. Georganas, "Tools for Transparent Synchronous Collaborative Environments", J. Multimedia Tools and Applications, 2005
D. Tian, N.D. Georganas, "Connectivity Maintenance and Coverage Preservation in Wireless Sensor Networks", AdHoc Networks Journal (Elsevier Science), pp. 744-761, 2005
Z. Lei, N.D. Georganas, "Adaptive Video Transcoding and Streaming over Wireless Channels", Journal of Systems and Software, Special Issue on Adaptive Multimedia Computing, 2005
M. Zhang, N.D. Georganas, "An Orientation Update Message Filtering Algorithm in Collaborative Virtual Environments", Journal of Computer Science and Technology, 2004
H. Guo, N.D. Georganas, "Digital Image Watermarking for Joint Ownership", J. Multimedia Tools and Applications, 2004
L. Chen, N.D. Georganas, "An Efficient and Robust Algorithm for 3D Mesh Segmentation", J. Multimedia Tools and Applications, 2004
H. Guo, N.D. Georganas, "A Novel approach to Digital Image Watermarking Based on a Generalized Secret Sharing Scheme", ACM/Springer Multimedia Systems J., 2004
M. Hosseini, N.D. Georganas, "End System Multicast Protocol for Collaborative Virtual Environments", J. PRESENCE: Teleoperators and Virtual Environments, (Special Issue on Advances in Collaborative Virtual Environments), MIT Press, Vol. 13, Issue 3, June 2004
J.C. Oliveira, J. Yu, N.D. Georganas, "Enabling Embedded Worlds in Very Large Virtual Environments", IEEE Computer Graphics and Applications, Vol. 24, No. 3, pp. 73-83, May 2004
M. Zhang, N.D. Georganas, "Fast Color Correction Using Principal Regions Mapping in Different Color Spaces", Real-Time Imaging Journal, Vol. 10, Issue 1, pp. 23-30, February 2004
D. Tian, N.D. Georganas, "Location and Calculation Free Node-Scheduling Schemes in Large Wireless Sensor Networks", AdHoc Networks Journal, Elsevier Science, Vol. 2, Issue 1, pp. 66-85, January 2004
H. Guo, N.D. Georganas, "Digital Image Watermarking for Joint Ownership", J. Multimedia Tools and Applications, 2003
Z. Lei, N.D. Georganas, "Adaptive Video Transcoding and Streaming over Wireless Channels", Journal of Systems and Software, Special Issue on Adaptive Multimedia Computing, 2003
X. Zhong, P. Liu, N.D. Georganas, P. Boulanger, "Designing a Vision Based Collaborative Augmented Reality Application for Industrial Training", it-Information Technology, Vol. 45, No. 1, pp. 7-18, 2003
H. Guo, N.D. Georganas, "A Novel approach to Digital Image Watermarking Based on a Generalized Secret Sharing Scheme", ACM/Springer Multimedia Systems J., Vol. 9, No. 3, pp. 249-260, 2003
Z. Lei, N.D. Georganas, "An Accurate Bit-Rate Algorithm for DCT Domain Video Transcoding", Journal of Visual Communication and Image Representation, 2003
J.C. Oliveira, N.D. Georganas, "VELVET: An Adaptive Hybrid Architecture for VEry Large Virtual EnvironmenTs", J. PRESENCE: Teleoperators and Virtual Environments, MIT Press, Vol. 12, Issue 6, pp. 555-580, December 2003
Z. Lei, N.D. Georganas, "A Rate Adaptation Transcoding Scheme for Real-time Video Transmission over Wireless Channels", Signal Processing: Image Communication Journal, (Special issue on Multimedia Adaptation), Vol. 18, Issue 8, pp. 641-658, September 2003
J.C. Oliveira, M. Hosseini, S. Shirmohammadi, A. El Saddik, F. Malric, S. Nourian, N.D. Georganas, "Java Multimedia Telecollaboration", IEEE Multimedia, Vol. 10, Issue 3, pp. 18-29, July 2003
D. Tian, N.D. Georganas, "A Node Scheduling Scheme for Energy Conservation in Large Wireless Sensor Networks", Wireless Communications and Mobile Computing Journal, May 2003
S. Shirmohammadi, L. Ding, N.D. Georganas, "An Approach for Recording Multimedia Collaborative Sessions: Design and Implementation", J. Multimedia Tools and Applications, Vol. 19, No. 2, February 2003
S. Shirmohammadi, A. El Saddik, N.D. Georganas, R. Steinmetz, "JASMINE: A Java Tool for Multimedia Collaboration on the Internet", J. Multimedia Tools and Applications, Vol. 18, No. 3, 2002
X. Shen, T. Radakrishnan, N.D. Georganas, "vCOM: Electronic Commerce in a Collaborative Virtual World", Electronic Commerce Research and Applications J., Elsevier Science, Vol. 1, No. 3, pp. 281-300, September 2002
M.D. Cordea, D.C. Petriu, E.M. Petriu, N.D. Georganas, T.E. Whalen, "3D Head Pose Recovery for Interactive Virtual Reality Avatars", IEEE Transactions on Instrumentation and Measurement, August 2002
H. Zhao, N.D. Georganas, "Collaborative Virtual Environments: Managing the Shared Spaces", Networking and Information Systems Journal (Invited), Vol. 3, No. 2, 2001
M.D. Cordea, E.M. Petriu, N.D. Georganas, D.C. Petriu, T.E. Whalen, "Real-Time 2½D Head Pose Recovery for Model-Based Video-Coding", IEEE Trans. on Instrumentation and Measurement, Vol. 50, No. 4, pp. 1007-1013, September 2001
S. Shirmohammadi, N.D. Georganas, "An End-to-End Communication Architecture for Collaborative Virtual Environments", Computer Networks Journal, Vol. 35, No. 2, pp. 351-367, February 2001

Conferences and Workshops

N. Sakr, N.D. Georganas, J. Zhao, "Exploring Human Perception-based Data Reduction for Haptic Communication in 6-DOF Telepresence Systems", Proc. IEEE International Symposium on Haptic Audio Visual Environments and Games, pp. 1-6, Phoenix, Arizona, U.S.A., October 2010
C.W. Leong, B. Hariri, S. Shirmohammadi, N.D. Georganas, "Leveraging Motion Estimation for Data Reduction in 3D Tele-immersive Systems", Proc. IEEE Symposium on Haptic Audio Visual Environments and Games, Phoenix, Arizona, U.S.A., October 16-17, 2010
N. Sakr, F.A. Alsulaiman, J.J. Valdés, A. El Saddik, N.D. Georganas, "Feature Selection in Haptic-based Handwritten Signatures Using Rough Sets", IEEE Congress on Computational Intelligence, IEEE Conference on Fuzzy Systems, Barcelona, Spain, July 2010
N. Sakr, F.A. Alsulaiman, J.J. Valdés, A. El Saddik, N.D. Georganas, "Exploring the Underlying Structure of Haptic-based Handwritten Signatures using Visual Data Mining Techniques", IEEE Haptics Symposium, Boston, MA, USA, March 2010
Y. Zhao, X. Shen, N.D. Georganas, E.M. Petriu, "Part-based PCA for Facial Feature Extraction and Classification", Proc. HAVE 2009 - IEEE Int. Workshop on Haptic, Audio and Visual Environments and Games, pp. 99-104, Lecco, Italy, November 2009
X. Wang, N.D. Georganas, E.M. Petriu, "Fiber-level Structure Recognition of Woven Textile", Proc. HAVE 2009 - IEEE Int. Workshop on Haptic, Audio and Visual Environments and Games, pp. 117-122, Lecco, Italy, November 2009
J. Zhou, F. Malric, E.M. Petriu, N.D. Georganas, "Compensating Device Inertia for 6-DOF Haptic Rendering", Proc. of the 2009 IEEE International Conference on Systems, Man, and Cybernetics (SMC'09), pp. 12-17, San Antonio, Texas, U.S.A, October 11-14, 2009
N. Sakr, J. Zhou, N.D. Georganas, J. Zhao, E.M. Petriu, "Network Traffic Reduction in Six Degree-of-Freedom Haptic Telementoring Systems", Proc. IEEE International Conference on Systems, Man, and Cybernetics, pp. 2525-2530, San Antonio, TX, U.S.A., October 11-14, 2009
N. Sakr, F.A. Alsulaiman, J.J. Valdés, A. El Saddik, N.D. Georganas, "Relevant Feature Selection and Generation in High Dimensional Haptic-based Biometric Data", Proc. International Conference on Data Mining (DMIN'09), CSREA Press, Las Vegas, NV, USA, July 2009
Q. Chen, F. Malric, Y. Zhang, M. Abid, A. Cordeiro, E.M. Petriu, N.D. Georganas, "Interacting with Digital Signage Using Hand Gestures", in Proc. ICIAR 2009, LNCS 5627, pp. 347-358, Halifax, NS, Canada, July 2009
F.A. Alsulaiman, N. Sakr, J.J. Valdés, A. El Saddik, N.D. Georganas, "Feature Selection and Classification in Genetic Programming: Application to Haptic-based Biometric data", IEEE Symposium on Computational Intelligence for Security and Defence Applications, Ottawa, ON, Canada, July 2009
N. Sakr, N.D. Georganas, J. Zhao, "Perceptibility of Digital Watermarks Embedded in 3D Meshes using Unimodal and Bimodal Hapto-Visual Interaction", Proc. IEEE International Instrumentation and Measurement Technology Conference, Singapore, May 5-7, 2009
N. Sakr, J. Zhou, N.D. Georganas, J. Zhao, E.M. Petriu, "Robust Perception-based Data Reduction and Transmission in Telehaptic Systems", Proc. of World Haptics, Third Joint Eurohaptics Conference and Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, pp. 214-219, Salt Lake City, USA, March 2009
J. Zhou, X. Shen, E.M. Petriu, N.D. Georganas, "Linear Velocity and Acceleration Estimation of 3 DOF Haptic Interfaces", Proc. HAVE 2008 - IEEE Int. Workshop on Haptic, Audio and Visual Environments and their Applications, pp. 137-142, Ottawa, ON, Canada, October 2008
A. Hamam, N.D. Georganas, "A Comparison of Mamdani and Sugeno Fuzzy Inference Systems for Evaluating the Quality of Experience of Hapto-Audio-Visual Applications", Proc. IEEE Workshop on Haptic Audio Visual Environments and their Applications (HAVE’08), Ottawa, ON, Canada, October 2008
N. Sakr, N.D. Georganas, J. Zhao, "Perceptibility of Watermarked 3D Meshes using a Multimodal Visuo-Haptic Interface", Proc. IEEE International Conference on Virtual Environments, Human-Computer Interfaces, and Measurement Systems, pp. 20-24, Istanbul, Turkey, July 2008
F. Malric, A. El Saddik, N.D. Georganas, "Artificial Neural Networks for Real-Time Optical Hand Posture Recognition Using a Color-Coded Glove", Proc. IEEE Conference on Computational Intelligence for Measurement Systems and Applications (CIMSA08), Istanbul, Turkey, July 2008
A. Hamam, M. Eid, A. El Saddik, N.D. Georganas, "A Fuzzy Logic System for Evaluating Quality of Experience of Haptic-based Applications", Proc. Eurohaptics2008 (also, Lecture Notes in Computer Science, Volume 5024/2008, June 2008, pp. 129-138), Madrid, Spain, June 2008
J. Zhou, E.M. Petriu, X. Shen, F. Malric, N.D. Georganas, "Modelling Contact Forces for 3D Interactive Peg-in-Hole Virtual Reality Operations", Proc. IEEE International Instrumentation and Measurement Technology Conference (I2MTC), pp. 1397-1402, Victoria, BC, Canada, May 2008
N. Sakr, J. Zhou, N.D. Georganas, J. Zhao, X. Shen, "Prediction-based Haptic Data Reduction and Compression in Tele-Mentoring Systems", Proc. IEEE International Instrumentation and Measurement Technology Conference, pp. 1828-1832, Victoria, BC, Canada, May 2008
A. Hamam, M. Eid, A. El Saddik, N.D. Georganas, "A Quality of Experience Model for Haptic User Interfaces", Haptic User Interfaces in Ambient Media System, Quebec, QC, Canada, 2008
K. Liu, X. Shen, A. El Saddik, A. Boukerche, N.D. Georganas, "SimSITE: The HLA/RTI Based Emergency Preparedness and Response Training Simulation", The 11-th IEEE International Symposium on Distributed Simulation and Real Time Applications (DS-RT), Chania, Crete Island, Greece, October 2007
N. Sakr, N.D. Georganas, J. Zhao, "A Perceptual Quality Metric for Haptic Signals", The 6th IEEE International Workshop on Haptic Audio Visual Environments and their Applications (HAVE), Ottawa, ON, Canada, October 2007
J. Zhou, X. Shen, A. El Saddik, N.D. Georganas, "Design and Implementation of Haptic Tele-mentoring over the Internet", The 11-th IEEE International Symposium on Distributed Simulation and Real Time Applications (DS-RT), pp. 201-208, Chania, Crete Island, Greece, October 2007
N.R. El-Far, N.D. Georganas, A. El Saddik, "Collision Detection and Force Response in Highly-Detailed Point-Based Hapto-Visual Virtual Environments", Proceedings of the 11-th IEEE International Symposium on Distributed Simulation and Real Time Applications, Chania, Crete Island, Greece, October 2007
N. Sakr, N.D. Georganas, J. Zhao, X. Shen, "Motion and Force Prediction in Haptic Media", International Conference on Multimedia & Expro (ICME2007), Beijing, China, July 2007
C. Desmarais, X. Shen, S. Shirmohammadi, A. Cameron, N.D. Georganas, I. Kerr, "PLUTO - A Privacy Control Protocol for e-Commerce Communities", Proc. IEEE Conference on Enterprise Computing, E-Commerce and E-Services, Tokyo, Japan, July 2007
N.R. El-Far, A. El Saddik, N.D. Georganas, "A Collision Detection Algorithm for Point-Like Haptic Interactions in Highly Detailed Virtual Environments", Proceedings of the 2007 IEEE International Conference on Virtual Environments, Human-Computer Interfaces, and Measurement Systems, Italy, June 2007
N. Sakr, N.D. Georganas, J. Zhao, X. Shen, "Towards an Architecture for the Compression of Haptic Media", IEEE International Conference on Virtual Environments, Human-Computer Interfaces, and Measurement Systems (VECIMS 2007), Ostuni, Italy, June 2007
A. El-Sawah, N.D. Georganas, E.M. Petriu, "Calibration and Error Model Analysis of 3D Monocular Vision Model Based Hand Posture Estimation", Proc. IMTC/2006, IEEE Instrum. Meas. Technol. Conf., Warsaw, Poland, May 2007
X. Shen, A. Hamam, F. Malric, S. Nourian, N.R. El-Far, N.D. Georganas, "Immersive Haptic Eye Tele-Surgery Training Simulation", Proc. of the 3DTV Conference, The True Vision Capture, Transmission and Display of 3D Video, Kos Island, Greece, May 2007
A. El-Sawah, C. Joslin, N.D. Georganas, E.M. Petriu, "A Framework for 3D Hand Tracking and Gesture Recognition using Elements of Genetic Programming", Proc. VideoRec'07: Int. Workshop on Video Processing and Recognition, pp. 495-502, Montreal, Que, Canada, May 2007
Q. Chen, N.D. Georganas, E.M. Petriu, "Real-time Vision-based Hand Gesture Recognition Using Haar-like Features", IMTC 2007, Warsaw, Poland, May 2007
Z. Sakr, N.D. Georganas, "A Novel Algorithm for Authentication and Protection of SMIL Scenes", Proc. IEEE Can.Conf. on Electr. And Comp. Eng (CCECE’2007), Vancouver, BC, Canada, April 2007
C. Desmarais, X. Shen, S. Shirmohammadi, A. Cameron, N.D. Georganas, I. Kerr, "Privacy Management in e-Commerce Communities", Proc. IEEE Canadian Conference on Electrical and Computer Engineering, Vancouver, BC, Canada, April 2007
A. Hamam, S. Nourian, N.R. El-Far, F. Malric, X. Shen, N.D. Georganas, "A Distributed, Collaborative, and Haptic-Enabled Eye Cataract Surgery Application with a User Interface on Desktop, Stereo Desktop, and Spatially Immersive Displays", Proc. IEEE Workshop on Haptic Audio Visual Environments and their Applications, Ottawa, ON, Canada, November 2006
Q. Chen, A.M. Rahman, A. El-Sawah, X. Shen, A. El Saddik, N.D. Georganas, "Access Learning Objects in Virtual Environment by Hand Gestures and Voice", Proc. Of the 3rd annual e-learning conference on Intelligent Interactive Learning Object Repositories (I2LOR 2006), Montreal, Quebec, Canada, November 2006
X. Shen, S. Shirmohammadi, C. Desmarais, N.D. Georganas, I. Kerr, "Enhancing e-Commerce with Intelligent Agents in Collaborative e-Communities", Proc. IEEE Conference on Enterprise Computing, E-Commerce and E-Services, San Francisco, CA, U.S.A, June 2006
X. Shen, S. Shirmohammadi, C. Desmarais, N.D. Georganas, "Multi-agent System Architecture for Collaborative E-Commerce", Proc. IEEE Canadian Conference on Electrical and Computer Engineering, Ottawa, ON, Canada, May 2006
X. Wang, X. Shen, N.D. Georganas, "A Fuzzy Logic Based Intelligent Negotiation Agent (FINA) in E-Commerce", Proc. IEEE Canadian Conference on Electrical and Computer Engineering, Ottawa, ON, Canada, May 2006
J. Abdo, H. Mouftah, N.D. Georganas, "Test-bed for Sensor Network Management Protocols", Proc. 23d Queen's Bienniel Symp. On Communications, Kingston, ON, Canada, May 2006
X. Shen, J. Zhou, N.D. Georganas, "Evaluation Patterns of Tele-Haptics", Proc. IEEE Canadian Conference on Electrical and Computer Engineering, Ottawa, ON, Canada, May 2006
S. Nourian, X. Shen, N.D. Georganas, "XPHEVE: An Extensible Physics Engine for Virtual Environments", Proc. IEEE Canadian Conference on Electrical and Computer Engineering, Ottawa, ON, Canada, May 2006
S. Nourian, X. Shen, N.D. Georganas, "Role of Extensible Physics Engine in Surgery Simulations", Proc. HAVE 2005 - IEEE Intl. Workshop on Haptic, Audio and Visual Environments and their Applications, pp. 61-66, Ottawa, ON, Canada, October 2005
N.R. El-Far, S. Nourian, J. Zhou, A. Hamam, X. Shen, N.D. Georganas, "A Cataract Tele-Surgery Training Application in a Hapto-Visual Collaborative Environment Running over the CANARIE Photonic Network", Proc. HAVE 2005 - IEEE Intl. Workshop on Haptic, Audio and Visual Environments and their Applications, pp. 29-32, Ottawa, ON, Canada, October 2005
J. Zhou, X. Shen, I. Shakra, A. El Saddik, N.D. Georganas, "XML-based Representation of Haptic Information", Proc. HAVE 2005 - IEEE Intl. Workshop on Haptic, Audio and Visual Environments and their Applications, pp. 116-120, Ottawa, ON, Canada, October 2005
P. Liu, X. Shen, N.D. Georganas, G. Roth, "Multi-resolution Modeling and Locally Refined Collision Detection for Haptic Interaction", Proc. 3DIM 2005: The Fifth International Conference on 3-D Digital Imaging and Modeling, Ottawa, ON, Canada, June 2005
C. Joslin, A. El-Sawah, Q. Chen, N.D. Georganas, "Dynamic Gesture Recognition", Proc. IEEE Instrumentation and Measurement Technology Conference (IEEE IMTC '05), Ottawa, ON, Canada, May 2005
Y. Jia, D. Makrakis, N.D. Georganas, D. Ionescu, "Dynamic Algorithms for Quality of Service Support in Virtual Private Networks", Proc. 4th International Workshop on Efficient and Experimental Algorithms, Santorini, Greece, May 2005
N.R. El-Far, X. Shen, N.D. Georganas, "Applying Unison, a Generic Framework for Hapto-Visual Application Development, to an E-Commerce Application", Proc. IEEE Workshop on Haptic Audio Visual Environments and their Applications, Ottawa, ON, Canada, October 2004
X. Shen, J. Zhou, A. El Saddik, N.D. Georganas, "Architecture and Evaluation of Tele-Haptic Environments", Proc. 8th IEEE International Symposium on Distributed Simulation and Real Time Applications (IEEE DS-RT 2004), Budapest, Hungary, October 2004
J. Zhou, X. Shen, N.D. Georganas, "Haptic Tele-Surgery Simulation", Proc. IEEE Workshop on Haptic Audio Visual Environments and their Applications, Ottawa, ON, Canada, October 2004
T. Metais, N.D. Georganas, "A Glove Gesture Interface", Proc. BiennealSymp. On Communic., Kingston, ON, Canada, June 2004
S. Dodeller, N.D. Georganas, "Transport Layer Protocols for Telehaptics Update Messages", Proc. BiennealSymp. On Communic., Kingston, ON, Canada, June 2004
N.R. El-Far, X. Shen, M. Hosseini, N.D. Georganas, "Unison: A Generic Framework for Hapto-Visual Synchronization and how it Operates over a Distributed Architecture", Proc. BiennealSymp. On Communic., Kingston, ON, Canada, June 2004
D. Tian, N.D. Georganas, "Connectivity Maintenance and Coverage Preservation in Wireless Sensor Networks", Proc. Can. Conf. on Electr. & Comp. Eng., Niagara Falls, ON, Canada, May 2004
Z. Sakr, N.D. Georganas, "A MPEG-4 XMT Algorithm for Scene Structure Authentication and Content Location", Proc. Can. Conf. on Electr. & Comp. Eng, Niagara Falls, ON, Canada, May 2004
J. Zhang, A. Perkis, N.D. Georganas, "H.264/AVC and Transcoding for Multimedia Adaptation", Proc. 6th COST 276 Workshop, Thessaloniki, Greece, May 2004
Z. Sakr, N.D. Georganas, "A Novel Watermarking Technique For MPEG-4 XMT Scene Structure", Proc. 14th International Workshop on Research Issues on Data Engineering (RIDE WS-ECEG'2004), Boston, MA, USA, March 2004
Z. Sakr, N.D. Georganas, "A Novel Watermarking Technique For MPEG-4 XMT Scene Structure", Proc. 14th International Workshop on Research Issues on Data Engineering (RIDE WS-ECEG'2004), Boston, MA, USA, March 2004
M. Hosseini, N.D. Georganas, "Design of a Multi-sender 3D Videoconferencing Application over an End System Multicast Protocol", Proc. ACM MM2003, Berkeley, November 2003
N. Chefai, G.V. Bochmann, N.D. Georganas, "Performance Evaluation of the Preemptive Bandwidth Allocation Protocol", Proc. International Workshop on Multimedia Interactive Protocols and Systems (MIPS2003), Napoli, Italy, November 2003
M.D. Petriu, N.D. Georganas, T.E. Whalen, "Development of a Humanoid Avatar in Java3D", Proc. IEEE International Workshop on Haptic, Audio and Visual Environments and their Applications (HAVE'2003), Ottawa, ON, Canada, September 2003
P. Liu, X. Sun, N.D. Georganas, E. Dubois, "Augmented Reality: A Novel Approach for Navigating In Panorama-Based Virtual Environments (PBVE)", Proc. IEEE International Workshop on Haptic, Audio and Visual Environments and their Applications (HAVE'2003), Ottawa, ON, Canada, September 2003
X. Shen, F. Bogsanyi, G. Ni, N.D. Georganas, "A Heterogeneous Scalable Architecture of Collaborative Haptics Environments", Proc. IEEE International Workshop on Haptic, Audio and Visual Environments and their Applications (HAVE'2003), Ottawa, ON, Canada, September 2003
X. Shen, N.D. Georganas, "Joint Manipulation Management in Collaborative Virtual Environments", Proc. IEEE International Workshop on Haptic, Audio and Visual Environments and their Applications (HAVE'2003),, Ottawa, ON, Canada, September 2003
M. Eraslan, N.D. Georganas, J.R. Gallardo, D. Makrakis, "A Scalable Network Architecture with Dynamic QoS over IPv6 for Distributed Virtual Environments", Proc. 8th IEEE Symposium on Computers and Communications ( ISCC 2003), Kemer - Antalya, Turkey, June 2003
Z. Lei, N.D. Georganas, "Rate Adaptation Transcoding For Video Streaming Over Wireless Channels", Proc. IEEE ICME2003, Baltimore, MD, USA, June 2003
H. Guo, N.D. Georganas, "Digital Image Watermarking for Joint Ownership Verification without a Trusted Dealer", Proc. IEEE ICME2003, Baltimore, MD, USA, June 2003
H. Guo, N.D. Georganas, "Blind joint ownership verification for Digital Images", Proc. Can. Conf. on Electrical and Computer Engineering, Montreal, QC, Canada, May 2003
X. Liu, A. El Saddik, N.D. Georganas, " An implementable architecture of an e-learning system", Proc. Can. Conf. in Electrical and Comp. Engg (CCECE03), Montreal, QC, Canada, May 2003
Z. Lei, N.D. Georganas, "Video Transoding Gateway for Wireless Video Access", Proc. Can. Conf. on Electrical and Computer Engineering, Montreal, QC, Canada, May 2003
H. Guo, N.D. Georganas, "Joint Ownership Verification for an Image Using Digital Watermarking", Proc. First IEEE Conference on Information Technology ITCC 2003, Las Vegas, NV, USA, April 2003
D. Tian, N.D. Georganas, "Energy Efficient Routing with Guaranteed Delivery in Wireless Sensor Networks", Proc. IEEE Wireless Communications and Networking Conference (WCNC2003), New Orleans, LA, USA, March 2003
P. Boulanger, N.D. Georganas, X. Zhong, P. Liu, "A Real-Time Augmented Reality System for Industrial Tele-Training", Proc. Videometrics VII, IS&T/SPIE 15th annual Symp. on Electronic Imaging, Santa Clara, CA, USA, January 2003
Z. Lei, N.D. Georganas, "Rate Adaptation Transcoding for Precoded Video Streams", Proc. ACM Multimedia 2002, Juan Les Pins, France, December 2002
H. Guo, N.D. Georganas, "Digital Image Watermarking for Joint Ownership", Proc. ACM Multimedia 2002, Juan Les Pins, France, December 2002
L. Chen, N.D. Georganas, "An Efficient Multi-resolution Modeling for 3D Objects in Applications of Virtual Environments", Proc. HAVE'2002 - IEEE Workshop on Haptic Virtual Environments and their Applications, Ottawa, ON, Canada, November 2002
D. Yang, A. El Saddik, N.D. Georganas, "Latecomer Support and Client Synchronization for Synchronous Multimedia Collaborative Environments", Proc. 4th Intern. Workshop on Collaborative Editing, ACM Conference on Computer Supported Cooperative Work, New Orleans, LA, USA, November 2002
M. Hosseini, F. Malric, N.D. Georganas, "A Haptic Virtual Environment for Industrial Training", Proc. HAVE'2002 - IEEE Workshop on Haptic Virtual Environments and their Applications, Ottawa, ON, Canada, November 2002
Q. Zhou, H. Yu, D. Makrakis, N.D. Georganas, E.M. Petriu, "Quality of Service Support of Distributed Interactive Virtual Environment Applications in IP-Diffserv Networks", Proc. HAVE'2002 - IEEE Workshop on Haptic Virtual Environments and their Applications, pp. 97-102, Ottawa, ON, Canada, November 2002
D. Tian, N.D. Georganas, "A Coverage-Preserving Node Scheduling Scheme for Large Wireless Sensor Networks", Proc. ACM Workshop on Wireless Sensor Networks and Applications, Atlanta, USA, October 2002
A. Ghavam, R. Liscano, M. Barbeau, T. Grey, N.D. Georganas, "Enabling Secure Ad hoc Communications in the Enterprise", Proc. Ad-Hoc Networks and Wireless (ADHOC-NOW) Workshop, Toronto, ON, Canada, September 2002
M. Hosseini, S. Pettifer, N.D. Georganas, "Visibility Based Interest Management in Collaborative Virtual Environments", Proc. ACM Collaborative Virtual Environments Conf. (CVE 2002), Bonn, Germany, September 2002
H. Guo, N.D. Georganas, "Digital Image Watermarking for Arbitrarily Shaped Objects", Proc. 21st Biennial Symp. on Communication, Kingston, ON, Canada, June 2002
X. Zhong, P. Boulanger, N.D. Georganas, "A Collaborative Augmented Reality System with Wearable Computing", Proc. 21st Biennial Symp. on Communications, Kingston, ON, Canada, June 2002
Z. Lei, N.D. Georganas, "A Frame Layer Bit-Allocation for H.263+ Based Video Transcoding", Proc. 21st Biennial Symp. on Communications, Kingston, ON, Canada, June 2002
Z. Lei, N.D. Georganas, "Accurate Bit Allocation and Rate Control for DCT Domain Video Transcoding", Proc. Can. Conf. on Elec. And Comp. Eng., Winnipeg, Canada, May 2002
J.C. Oliveira, N.D. Georganas, "VELVET: An Adaptive Hybrid Architecture for VEry Large Virtual EnvironmenTs", Proc. IEEE Intern. Communic. Conf. ( ICC2002), New York, NY, USA, May 2002
H. Guo, N.D. Georganas, "Multiresolution Image Watermarking Scheme in the Spectrum Domain", Proc. Can. Conf. on Elec. And Comp. Eng., Winnipeg, Canada, May 2002
P. Liu, N.D. Georganas, P. Boulanger, "Designing Real-Time Vision Based Augmented Reality Environments for 3D Collaborative Applications", Proc. Can. Conf. on Elec. And Comp. Eng., Winnipeg, Canada, May 2002
M. Hosseini, N.D. Georganas, "MPEG-4 Based Recording and Replay of Collaborative Virtual Reality Sessions", Proc. IEEE Virtual Reality 2002 Conf, Orlando, FL, USA, March 2002
M. Hosseini, N.D. Georganas, "MPEG-4 BIFS Streaming of Large Virtual Environments and their Animation on the Web", Proc. ACM Web3D Symposium, Tempe, Arizona, February 2002
H. Zhao, N.D. Georganas, "Enabling Technologies for Real-Time Distributed Simulation", Proc. 2001 Fall Simulation Interoperability Workshop, Orlando, FL, USA, September 2001
H. Zhao, N.D. Georganas, "Architecture Proposal of Real-Time RTI", Proc. 2001 Fall Simulation Interoperability Workshop, Orlando, FL, USA, September 2001
M. Hosseini, N.D. Georganas, "Collaborative Virtual Environments for Traning", Proc. ACM Multimedia 2001, Ottawa, ON, Canada, September 2001
H. Zhao, N.D. Georganas, "HLA Real-Time Extension", Proc 5th IEEE D S - R T ' 2001 Fifth IEEE International Workshop on Distributed Simulation and Real Time Applications, Cincinnati, OH, USA, September 2001
H. Zhao, N.D. Georganas, "HLA Real-Time Extension", Proc. 2001 Fall Simulation Interoperability Workshop, Orlando, FL, USA, September 2001
X. Shen, S. Nourian, I. Hertento, N.D. Georganas, "vCOM: Virtual Commerce in a Collaborative 3D World", Proc. ACM Multimedia 2001, Ottawa, ON, Canada, September 2001
M.D. Bondy, E.M. Petriu, M.D. Cordea, N.D. Georganas, D.C. Petriu, T.E. Whalen, "Model-based Face and Lip Animation for Interactive Virtual Reality Applications", Proc. ACM Multimedia 2001, Ottawa, ON, Canada, September 2001
H. Yu, Q. Zhou, D. Makrakis, N.D. Georganas, E.M. Petriu, "Quality of Service Support of Distributed Interactive Virtual Environment Applications in IP Networks", Proc. 2001 IEEE Pacific Rim Conf. Communications, Computers and Signal Processing - PACRIM 2001, pp. 196-199, Victoria, BC, Canada, July 2001
M. Hosseini, N.D. Georganas, "Suitability of MPEG4's BIFS for Development of Collaborative Virtual Environments", IEEE International Workshop on Enabling Technologies for Collaborative Enterprises (WET ICE'01), Cambridge, MA, USA, June 2001
H. Yu, Q. Zhou, D. Makrakis, N.D. Georganas, E.M. Petriu, "Quality of Service Support of Distributed Interactive Virtual Environment Applications in IP Networks", Proc. 6th Pacific Rim Conference on Telecommunications 2001, Victoria, BC, Canada, June 2001
M.D. Cordea, E.M. Petriu, N.D. Georganas, D.C. Petriu, T.E. Whalen, "3D Head Pose Recovery for Interactive Virtual Reality Avatars", Proc. IEEE Instrumentation and Measurement Technology Conference, Budapest, Hungary, May 2001
Y. Zhang, L. Guo, N.D. Georganas, "AGILE: An Architecture for Agent-Based Collaborative and InteractiveVirtual Learning Environments", Proc. Workshop on Application of Virtual Reality Technologies for Future Telecommunication Systems, IEEE Globecom'2000 Conference, San Fransisco, USA, November 2000
J.C. Oliveira, X. Shen, N.D. Georganas, "Collaborative Virtual Environment for Industrial Training and e-Commerce", Proc. Workshop on Application of Virtual Reality Technologies for Future Telecommunication Systems, IEEE Globecom'2000 Conference, November 2000
H. Zhao, N.D. Georganas, "An Approach for Stream Retrieval over HLA-RTI in Distributed Virtual Environments", Proc 4th IEEE D S - R T ' 2000 Fourth IEEE International Workshop on Distributed Simulation and Real Time Applications, San Fransisco, September 2000
V. Darlagiannis, N.D. Georganas, "Virtual Collaboration and Media Sharing using COSMOS", Proc. 4th WORLD MULTICONFERENCE on Circuits, Systems, Communications & Computers (CSCC 2000), Greece, July 2000
J.C. Oliveira, M. Hosseini, S. Shirmohammadi, M.D. Cordea, E.M. Petriu, D.C. Petriu, N.D. Georganas, "VIRTUAL THEATER for Industrial Training: A Collaborative Virtual Environment", Proc. 4th WORLD MULTICONFERENCE on Circuits, Systems, Communications & Computers (CSCC 2000), Greece, July 2000
S. Shirmohammadi, N.D. Georganas, "Collaborating in 3D Virtual Environments: A Synchronous Architecture", Proc.IEEE 9th Inter. Workshops on Enab. Technol. Infr. For Collabor. Entreprises (WETICE) Knowledge Media Networking workshop, NIST (Workshop's Best Paper Award), Washington DC, USA, June 2000
M.D. Cordea, E.M. Petriu, N.D. Georganas, D.C. Petriu, T.E. Whalen, "Real-Time 2½D Head Pose Recovery for Model-Based Video-Coding"", Proc. IEEE Instrumentation and Measurement Technology Conference, Baltimore, MD, USA, May 2000
J.C. Oliveira, S. Shirmohammadi, N.D. Georganas, "A Collaborative Virtual Environment for Industrial Training", Proc. IEEE Virtual reality 2000 (VR'2000), New Brunswick, NJ, USA, March 2000
S. Shirmohammadi, N.D. Georganas, "An Architecture for Collaboration in Virtual Environments", Proc. IEEE Virtual reality 2000 (VR'2000), New Brunswick, NJ, USA, March 2000
H. Zhao, N.D. Georganas, "An Approach for Stream Transmission over HLA-RTI in Distributed Virtual Environments", Proc. IEEE/ACM Third International Workshop on Distributed Interactive Simulation and Real Time Applications (D I S - R T ' 99), Greenbelt, MD, USA, October 1999
J.C. Oliveira, S. Shirmohammadi, N.D. Georganas, "Distributed Virtual Environment Standards: A Performance Evaluation", Proc. IEEE/ACM Third International Workshop on Distributed Interactive Simulation and Real Time Applications (D I S - R T ' 99), Greenbelt, MD, USA, October 1999
X. Shen, R. Hage, N.D. Georganas, "Agent-aided Collaborative Virtual Environments over HLA/RTI", Proc. IEEE/ACM Third International Workshop on Distributed Interactive Simulation and Real Time Applications (D I S - R T ' 99), Greenbelt, MD, USA, October 1999
N.D. Georganas, E.M. Petriu, M.D. Cordea, D. Ionescu, "Distributed Virtual Environments for Training and Telecollaboration", Proc. IMTC/99, IEEE Instrum. Meas. Technol. Conf., Venice, Italy, May 1999