Publications

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Real-time, multi-modal and multi-party collaboration

• High Performance Many to Many Intranet Screen Sharing with DisplayCast, Surendar Chandra, John Boreczky and Lawrence A. Rowe. In ACM Transactions on Multimedia Computing, Communications and Applications (TOMCCAP), Volume 10(2), Article 19, January 2014
• Towards portable, high definition multi-camera video capture using smartphones for tele-immersion, Surendar Chandra, Patrick Chiu and Maribeth Back. In IEEE International Symposium on Multimedia (ISM 2013), December 2013
• Dewarping Book Page Spreads Captured with a Mobile Phone Camera, Chelhwon Kim, Patrick Chiu and Surendar Chandra. In Camera-Based Document Analysis and Recognition (CBDAR 2013), August 2013
• Faunus: a flexible middleware for specifying and managing multimodal, multiparty collaborations. Surendar Chandra, Maribeth Back. In ACM/IFIP/USENIX International Middleware Conference,  December, 2012
• Understanding screen contents for building a high performance, real time screen sharing system Surendar Chandra, Jacob T. Biehl, John Boreczky, Scott Carter, Lawrence A. Rowe. In ACM Multimedia '12, October 2012
• DisplayCast: a high performance screen sharing system for intranets. Surendar Chandra, Lawrence A. Rowe. In ACM Multimedia '12,  October 2012

Mobile collaboration systems

• Moderated group authoring system for campus-wide wireless workgroups, Surendar Chandra. In IEEE Transactions on Mobile Computing, Volume 11(6), June 2012 ()
• A Trace-Driven Analysis of Wireless Group Communication Mechanisms, Surendar Chandra and Xuwen Yu. In ICST Mobile Communications and Applications Journal (to appear).
• An empirical analysis of serendipitous media sharing among campus-wide wireless users, Surendar Chandra and Xuwen Yu. In ACM Transactions on Multimedia Computing, Communications and Applications (ACM TOMCCAP), Volume 7(1), Article 6, January 2011 ()
• An analysis of distributed and asynchronous wireless group communication mechanisms (invited), Surendar Chandra and Xuwen Yu. In Fourth IEEE WoWMoM Workshop on Autonomic and Opportunistic Communications (AOC 2010), Montreal, Canada, June 2010 ()
• Designing an asynchronous group communication middleware for wireless users, Xuwen Yu and Surendar Chandra. In ACM International Conference on Modeling, Analysis and Simulation of Wireless and Mobile Systems (MSWIM 09)}, October 26-30, 2009, Tenerife, Canary Islands, Spain (, slides)
• flockfs, a moderated group authoring system for wireless workgroups, Surendar Chandra and Nathan Regola. In Sixth Annual International Conference on Mobile and Ubiquitous Systems: Computing, Networking and Services (Mobiquitous 09), July 13-16, 2009, Toronto, Canada (, slides, software)
• Delay tolerant collaborations among campus-wide wireless users, Xuwen Yu and Surendar Chandra. In IEEE INFOCOM Mini-Symposium (INFOCOM '08), April 14, 2008, Phoenix, AZ (, Official)
• Campus-wide asynchronous lecture distribution using wireless laptops, Xuwen Yu and Surendar Chandra. In ACM/SPIE Multimedia Computing and Networking (MMCN '08), January 30-31, San Jose, CA ()
• Share with Thy Neighbors, Surendar Chandra and Xuwen Yu. In ACM/SPIE Multimedia Computing and Networking Conference (MMCN'07), January 28 - February 1, 2007, San Jose, CA ()

• Moderated group authoring among weakly connected workgroups (poster), Surendar Chandra and Nathan Regola. In ICST/IEEE Mobiquitous '09, July 13-16, 2009, Toronto, Canada (PDF-abstract, PDF)
• Moderated collaboration to modify shared files among wireless users (refereed work-in-progress and poster session), Surendar Chandra and Nathan Regola. In USENIX FAST '09, February 24-27, 2009, San Francisco, CA (WIP, WIP-abstract, Poster)
• Google services are not necessarily the answer for group communication among mobile users (refereed work-in-progress), Xuwen Yu and Surendar Chandra. In ACM Mobisys 2008, June 19, 2008, Breckenridge, CO (PDF)

Unstructured Peer-to-Peer Systems

• Implications of the shared filenames and user requested queries on Gnutella performance, Surendar Chandra and William Acosta, In Springer Peer-to-Peer Networking & Applications, pages 1-16. ()
• Using query transformation to improve Gnutella search performance, Surendar Chandra and William Acosta. In IEEE Seventh International Workshop on Hot Topics in Peer-to-Peer Systems (HotP2P '10), Atlanta, GA, April, 2010 ( Slides)
• On the need for query-centric unstructured peer-to-peer overlays, William Acosta and Surendar Chandra. In IEEE Fifth International Workshop on Hot Topics in Peer-to-Peer Systems (HotP2P '08), April 18, 2008, Miami, FL (, Official)
• Exploiting the Properties of Query Workload and File Name Distributions to Improve P2P Synopsis-based Searches, William Acosta and Surendar Chandra. In IEEE INFOCOM Mini-Symposium (INFOCOM '08), April 14, 2008, Phoenix, AZ (Official)
• Understanding the Practical Limits of the Gnutella P2P System: An Analysis of Query Terms and Object Name Distributions, William Acosta and Surendar Chandra. In ACM/SPIE Multimedia Computing and Networking (MMCN '08), January 30-31, San Jose, CA ()
• Improving Search Using a Fault-Tolerant Overlay in Unstructured P2P Systems, William Acosta and Surendar Chandra. In IEEE International Conference on Parallel Processing (ICPP'07), Sep 10-14, 2007, XiAn, China ( Official)
• Trace Driven Analysis of the Long Term Evolution of Gnutella Peer-to-Peer Traffic, William Acosta and Surendar Chandra. In the eighth Passive and Active Measurement conference (PAM 2007), April 5 - 6, 2007, Louvain-la-neuve, Belgium (Official)

• Unstructured Peer-to-Peer Networks - Next Generation of Performance and Reliability, William Acosta and Surendar Chandra. Refereed poster, IEEE INFOCOM 2005 (PDF)

Secure and Ubiquitous Storage

• Parameterized access control: from design to prototype, Ashish Gehani and Surendar Chandra. In Fourth International Conference on Security and Privacy for Communication Networks (SECURECOMM '08), September 22-25, 2008, Istanbul, Turkey ()
• Parameterizing Access Control for Heterogeneous Peer-to-Peer Applications, Ashish Gehani and Surendar Chandra. In 3rd IEEE International Conference on Security and Privacy in Communication Networks (SECURECOMM'07), September 17-21, 2007, Nice, France (, Official)
• Automated Storage Reclamation Using Temporal Importance Annotations, Surendar Chandra, Ashish Gehani and Xuwen Yu. In the 27th IEEE International Conference on Distributed Computing Systems (ICDCS 2007), June 25-29, 2007, Toronto, Canada ()
• PAST: Probabilistic Authentication of Sensor Timestamps, Ashish Gehani and Surendar Chandra. Proceedings of the 22nd Annual Computer Security Applications Conference (ACSAC), IEEE Computer Society, December 11-15, 2006, Miami, FL ()
• Augmenting storage with an intrusion response primitive to ensure the security of critical data, Ashish Gehani, Surendar Chandra and Gershon Kedem. ACM Symposium on Information, Computer and Communications Security (ASIACCS'06), March 21-24, 2006, Taipei, Taiwan ( )

• Diamonds are forever, files are not, Surendar Chandra, Ashish Gehani and Xuwen Yu. Refereed Work-In-Progress in USENIX Conference on File and Storage Technolgoies (FAST '07), February 14 - February 16, 2007, San Jose, CA (PDF, Slides, Official)

Resource management in peer computing systems

• Revisiting multimedia streaming in mobile ad hoc networks, Peng Xue and Surendar Chandra. ACM Network and Operating Systems Support for Digital Audio and Video (NOSSDAV '06), May 22–23, 2006, Newport, Rhode Island ()

• Contemporary Operating Systems are not ready for Peer Computing: Peer systems should be treated as second class citizens, Surendar Chandra. Refereed poster in ACM Symposium on Operating Systems Principles (SOSP '07), October 14-17, 2007, Stevenson, WA (PDF, Poster-PDF)

Energy Aware Streaming Multimedia

• Wireless network interface energy conservation for bottlenecked first mile networks, Surendar Chandra. In ACM 20th International Workshop on Network and Operating Systems Support for Digital Audio and Video (NOSSDAV '10), Amsterdam, The Netherlands. June 2010 ()
• A Client-side Statistical Prediction Scheme for Energy Aware Multimedia Data Streaming, Yong Wei, Suchendra M. Bhandarkar and Surendar Chandra. IEEE Transactions on Multimedia Volume 8, Issue 4, Aug. 2006 (, Official)
• Dynamic, Power-Aware Scheduling for Mobile Clients Using a Transparent Proxy, Michael Gundlach, Sarah Doster, Haijin Yan, David K. Lowenthal, Scott A. Watterson, Surendar Chandra. In International Conference on Parallel Processing (ICPP'04), 2004 ()
• A Statistical Prediction-based Scheme for Energy Aware Multimedia Data Streaming, Yong Wei, Surendar Chandra and Suchendra M. Bhandarkar. IEEE Wireless Communications and Networking Conference (WCNC 2004), March 21-15, 2004, Atlanta, GA (, Official)
• Energy Conservation in Ad Hoc Multimedia Networks using Traffic-Shaping Mechanisms, Surendar Chandra. ACM/SPIE Multimedia Computing and Networking '04 - (MMCN '04), January, 2004 ()
• Wireless Network Interface Energy Consumption: Implications for Popular Streaming Formats, Surendar Chandra. ACM Multimedia Systems Journal 9(2), Springer-Verlag, August, 2003()
• Application-specific network management for energy-aware streaming of popular multimedia formats, Surendar Chandra and Amin Vahdat. USENIX Annual Technical Conference, June 2002 PS HTML Official Version.
• Wireless Network Interface Energy Consumption Implications of Popular Streaming Formats, Surendar Chandra. In ACM/SPIE Multimedia Computing and Networking 2002 (MMCN'02), January 2002 (Official). Also available as UGA Computer Science TR CS 01-001 PS.
• Managing the storage and battery resources in an image capture device (digital camera) using dynamic transcoding, Surendar Chandra, Carla Schlatter Ellis and Amin Vahdat, In the Third ACM International Workshop on Wireless and Mobile Multimedia (WoWMoM'00), August 11, 2000 ()

content adaptation: Quality Aware Transcoding