Research
Interests
Modeling and simulation of
complex network phenomena, performance evaluation of network architectures and
protocols, detection and spread prevention of self-propagating malicious codes,
cross-layer protocol/application design for wireless networks. Publications
Ph.D. Dissertation
M.S. Thesis
Book Chapter(s)
Journal Papers
-
Syed Ali Khayam
and Hayder Radha, "Maximum-Likelihood Header Estimation: A Cross-Layer
Methodology for Wireless Multimedia," to
appear in IEEE Transactions on Wireless Communications. -
Syed Ali Khayam
and Hayder Radha, "Modeling Worm Propagation over Vehicular Ad Hoc Networks," to
appear in SAE Transactions. (invited paper) -
Syed Ali Khayam, Hayder Radha,
Selin Aviyente, and John R. Deller, Jr., "Markov and Multifractal Wavelet
Models for Wireless MAC-to-MAC Channels," Elsevier Performance Evaluation Journal, vol. 64, no. 4, pp. 298-314, May 2007.
-
Syed Ali Khayam,
Shirish Karande, Muhammad Usman Ilyas, and Hayder Radha, "Header Detection to
Improve Multimedia Quality over Wireless Networks,"
to appear in IEEE Transactions on Multimedia,
vol. 9, no. 2, pp. 377-385, February 2007.
-
Syed Ali Khayam and Hayder Radha,
"Using Signal Processing Techniques to Model Worm Propagation over Wireless
Sensor Networks," IEEE Signal Processing Magazine, vol. 23, no. 2, pp.
164-169, March 2006.
(wormblog's reference
to this paper) -
Syed Ali Khayam and Hayder Radha,
"Linear-Complexity Models for Wireless MAC-to-MAC Channels," ACM/Kluwer
Wireless Networks (WINET) - Special Issue on Selected Papers from MSWiM'03,
vol. 11, no. 5, pp. 543-555, September 2005.
-
Syed Ali Khayam, Shirish Karande,
Hayder Radha, and Dmitri Loguinov, "Performance Analysis and Modeling of Errors
and Losses over 802.11b LANs for High-Bitrate Real-Time Multimedia,"
EURASIP Signal
Processing: Image Communication, vol.18, no.7, pp. 575-595,
2003.
Selected Conference/Workshop/Magazine Papers
-
Syed Ali Khayam and Hayder Radha, "Using
Session-Keystroke Mutual Information to Detect Self-Propagating
Malicious Codes," IEEE
International Conference on Communications (ICC), June 2007. -
Syed Ali Khayam and
Hayder Radha, "On the Impact of Ignoring Markovian Channel
Memory on the Analysis of Wireless Systems," IEEE
International Conference on Communications (ICC), June 2007. -
Shirish Karande, Syed Ali Khayam, Yongju Cho, Kiran
Misra, Hayder Radha, Jae-Gon Kim, and Jin-Woo Hong, "On Channel State Inference
and Prediction using Observable Variables in 802.11b Networks," IEEE International Conference on Communications (ICC), June 2007. -
Yongju Cho, Syed Ali Khayam, and
Hayder Radha, "A Multi-Tier Model for BER Prediction over Wireless
Residual Channels," to appear in
International Conference on
Information Sciences and Systems (CISS), March
2007. -
Syed Ali Khayam, Shirish Karande, Muhammad Usman Ilyas, and Hayder Radha,
"Improving Wireless Multimedia Quality
using Header Detection with Priors," IEEE
International Conference on Communications (ICC), June 2006. -
Syed Ali Khayam and Hayder Radha,
"Constant-Complexity Models for Wireless Channels," IEEE Infocom, April
2006.
-
Syed Ali Khayam and Hayder Radha,
"Modeling Worm Propagation over Vehicular Ad Hoc Networks," SAE 2006 World
Congress, April 2006.
-
Aparna Gurijala and
Syed Ali Khayam, "Encryption Effects on Compression Efficiency of Still
Images," SPIE Newsroom, February 2006. (invited paper) -
Aparna Gurijala,
Syed Ali Khayam, Hayder Radha, and John R. Deller, Jr., "On Encryption-Compression
Trade-off of Pre/Post-Filtered Images," SPIE Conference on Mathematics of
Data/Image Coding, Compression, and Encryption VIII (MDICCE), August
2005.
-
Syed Ali Khayam and Hayder Radha, "A
Topologically-Aware Worm Propagation Model for Wireless Sensor Networks,"
IEEE ICDCS International Workshop on Security in Distributed Computing
Systems (SDCS), June 2005.
(wormblog's reference
to this paper)
-
Syed Ali Khayam, Selin Aviyente, and Hayder Radha, "On Long-Range Dependence
in High-Bitrate Wireless Residual Channels," International Conference on
Information Sciences and Systems (CISS), March 2005.
(Erratum: The Aj,k random
variables defined in equation (6) of the original proceedings paper are
not uniformly distributed.)
-
Syed Ali Khayam, Muhammad U. Ilyas, Klaus Pörsch, Shirish Karande, and Hayder
Radha, "A
Statistical Receiver-based Approach for Improved Throughput of Multimedia
Communications over Wireless LANs," IEEE International Conference on
Communications (ICC), May 2005. -
Syed Ali Khayam and Hayder Radha,
"Analyzing the Spread of Active Worms over VANET," ACM Mobicom International
Workshop on Vehicular Ad Hoc Networks (VANET), October 2004.
(technical
report) (wormblog's reference
to this paper)
-
Syed Ali Khayam and Hayder Radha,
"Markov-based Modeling of Wireless Local Area
Networks," ACM Mobicom International Workshop on Modeling, Analysis and
Simulation of Wireless and Mobile Systems (MSWiM), September 2003.
-
Shirish Karande,
Syed Ali Khayam, Michael Krappel, and Hayder
Radha, "Cross-Layer Protocol Design for Real-Time Multimedia Applications
over 802.11b Networks," IEEE
International Conference on Multimedia and Expo (ICME), July 2003.
-
Shirish Karande,
Syed Ali Khayam, Michael Krappel, and Hayder
Radha, "Analysis and Modeling of Errors at the 802.11b Link-Layer," IEEE
International Conference on Multimedia and Expo (ICME), July 2003.
-
Muhammad Usman Ilyas,
Syed Ali Khayam, M. Omer Suleman, and S.
Masud, "A Configurable Platform for Simulating Multiprocessor based System on
Chip," International Symposium on Wireless Systems and Networks (ISWSN), May
2003.
-
Syed Ali Khayam, Shoab A. Khan, and Sohail
Sadiq, "A Generic Integer Programming Approach to Hardware/Software Codesign,"
IEEE International Multi-Topic Conference (INMIC), December 2001.
Technical Reports
Other Publications
-
Syed Ali Khayam, "A Critique of the
HEC Faculty Hiring Program," Virtual Think Tank of Pakistan - National Policy
Dialogue Series (VTTP-NPDS), October 2004.
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Professional
Services & Affiliations
-
Session Chair: IEEE International Conference on
Communications (ICC) 2007, Computer and Communications Network Security
Symposium -
Reviewer (Journal) -
IEEE/ACM Transactions on
Networking,
IEEE Transactions on
Wireless Communications,
IEEE Transactions on Multimedia,
IEEE Journal on Selected Topics in Signal Processing, IEEE
Signal Processing Letters, EURASIP Journal on Wireless Communications
& Networking (JWCN), Elsevier Performance Evaluation Journal, Journal of Communications & Networks
(JCN) -
Reviewer (Conference) -
IEEE International Conference on Communications (ICC) 2007,
IEEE Consumer Communications and Networking Conference (CCNC)
2007, IEEE Wireless Communications & Networking
Conference (WCNC) 2006 -
Student Member - IEEE, ACM
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Resume
(pdf)
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Downloads
802.11b bit-error traces and Model
Parameters at 2, 5.5 and 11 Mbps
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Linux Nightmares
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