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Dr. Khurram Aziz

Instructor

Faculty of Computer Science

Email: kaziz@dal.ca
Phone: 902-494-4287
Mailing Address: 
Faculty of Computer Science
Dalhousie University
6050 University Avenue
PO BOX 15000
Halifax, NS B3H 4R2
Canada
 
Research Topics:
  • Optical packet and burst switched networks
  • Optical interconnects
  • Analytical modelling and simulation
  • Network routing and switching
Location: Room 205
Education:
  • PhD – Vienna University of Technology, Austria (2008)
  • MSc – National University of Singapore (2003)
  • BSc (Hons) EE – University of Engineering and Technology, Lahore, Pakistan (1998)
Teaching:
  • CSCI 2141: Intro to Database Systems
  • CSCI 3171: Network Computing
  • CSCI 3132: Object Orientation and Generic Programming
  • CSCI 3120: Operating Systems
Book Chapters:
  • Aziz, K., Fayyaz, M., “Optical Interconnects for Data Center Networks”, In Albert Y. Zomaya and Samee U. Khan, Handbook on Data Centers, Springer-Verlag New York, doi: 10.1007/978-1-4939-2092-1
  • Aziz, K. (2009), "Effect of Switchover Time in Cyclically Switched Systems", In Janusz Kleban, Switched Systems, (pp. 105-134), ISBN 978-953-307-018-6, Croatia, INTECH publishing. doi: 10.5772/7037
Refereed Journal Publications:
  • A. W. Malik, K. Bilal, S. U. R. Malik, Z. Anwar, K. Aziz, D. Kliazovich, N. Ghani, S. U. Khan, and R. Buyya, "CloudNetSim++: A GUI Based Framework for Modeling and Simulation of Data Centers in OMNeT++," IEEE Transactions on Services Computing, Vol. 10, Issue: 4, pp 506-519, October 2015. doi: 10.1109/TSC.2015.2496164
  • Fayyaz, M., Aziz, K., Mujtaba, G., “Performance analysis of optical interconnects’ architectures for data center networks”, Cluster Computing, Vol. 19(3), pp 1139-1161, Sep 2016; doi:10.1007/s10586-016-0592-7
  • ·Fayyaz, M., Aziz, K., Mujtaba, “Contentionless Architecture for Optical Interconnect (CAOI) in Data Center Network”, Arabian Journal for Science and Engineering, Vol. 41(8), pp 2813–2819, pp 2813–2819, Aug 2016; doi:10.1007/s13369-015-2019-9
  • Fayyaz, M., Aziz, K., “Blocking Probability in Optical Interconnects in Data Center Networks”, Photonic Network Communications, Vol. 30, Issue 2, pp. 204-222, 2015; doi: 10.1007/s11107-015-0512-4
  • Aleksic, S., Aziz, K., “Scalable Optical Switch with Internal Fiber Network”, Telecommunication Systems Journal, Volume 55, Issue 4, pp 471-479, Apr 2014; doi: 10.1007/s11235-013-9802-2
  • Jan, A., Aziz, K., Khan, S.U., “Efficient Neighbour Channel Reservation (ENCR) for Contention Resolution in Optical Burst Switched Networks”, Optical Engineering, 52(8), pp 1-4, Jul 2013; doi: 10.1117/1.OE.52.8.080501
  • A. Kayani, K. Aziz, S. Khattak, "Optimizing the activation cycle of Turbo Decoders using 3D-EXIT charts", IET Communications, October 16, 2014, Volume 8, Issue 15, Page 2706 - 2712, 2014
  • Sarwar, S., Aleksic, S., Aziz, K., "Optical Burst Switched (OBS) Systems with Segmentation-based Dropping", Elektrotechnik und Informationstechnik (e&i), Vol. 125, No. 7-8, pp. 296-300, Aug 2008. doi: 10.1007/s00502-008-0555-7
Conference Publications:
  •  M. Imran, K. Aziz, “Performance evaluation of hybrid optical switching with quality of service”, 26th Irish Signals and Systems Conference (ISSC), 24-25 June, 2015, Carlow, Ireland (IEEE). doi: 10.1109/ISSC.2015.7163781
  • Fayyaz, M., Aziz, K., Mujtaba, G., “Signal Degradation for Optical Interconnects in Data Center Networks”, Proceedings of the 13th International Conference on Frontiers of Information Technology, pp. 61-66, 14-16 Dec, 2015, Islamabad, Pakistan. doi: 10.1109/FIT.2015.23
  • A. W. Malik, K. Bilal, K. Aziz, D. Kliazovich, N. Ghani, S. U. Khan, R. Buyya, "CloudNetSim++: A toolkit for Data Center Simulations in OMNeT++", Proceedings of the 11th International Conference on High-capacity Optical Networks and Enabling/ Emerging Technologies, 15-17 Dec, 2014, Charlotte, United States. doi: 10.1109/HONET.2014.7029371
  • M. Fayyaz, K. Aziz, “Classification of Optical Interconnects in Data Center Networks”, Proceedings of the 12th International Conference on Frontiers of Information Technology, pp. 61-66, 16-18 Dec, 2014, Islamabad, Pakistan. doi: 10.1109/FIT.2014.21
  • M. Imran, K. Aziz, “Quality of Service in Hybrid Optical Switching”, Proceedings of the 12th International Conference on Frontiers of Information Technology, 16-18 Dec, 2014, Islamabad, Pakistan. doi: 10.1109/FIT.2014.10
  • Aleksic, S., Aziz, K., “Large Optical Packet/Burst Switch with Internal Fiber Interconnections”, 34th International Conference on Telecommunications and Signal Processing, (TSP 2011), Aug. 18-20, 2011, Budapest, Hungary. (IEEE). doi: 10.1109/TSP.2011.6043766
  • Ghafoor, H., Aziz, K., “Position-based and Geocast Routing Protocols in VANETs”, 7th International Conference on Emerging Technologies (ICET 2011), Sept. 5-6, Islamabad, Pakistan. (IEEE). doi: 10.1109/ICET.2011.6048483
  • Amin, S., Aziz, K., “Multimode Interference Devices – A Survey”, 7th International Conference on Frontiers of Information Technology (FIT 2010), Islamabad, Pakistan, December 21-23, (ACM). doi: 10.1145/1943628.1943674
  • Javed, M., Aziz, K., “A Survey of Quantum Key Distribution Protocols”, 6th International Conference on Frontiers of Information Technology (FIT 2009), Abbottabad, Pakistan, December 16-18, (ACM). doi: 10.1145/1838002.1838046
  • Aziz,K., Sarwar, S., and Aleksic, S., “Dimensioning an Optical Packet/Burst Switch – More Interconnections or More Delay Lines?”,12th Conference on Optical Network Design and Modelling (ONDM 2008), Vilanova I la Geltrú, Spain, March 2008, pp. 129-134, (IEEE). doi: 10.1109/ONDM.2008.4578388
  • Sarwar, S., van As, H. R., and Aziz,K., “On a Cut-Off Threshold Delay-Loss System with N Types of Traffic for Overload Protection”, Proceedings of The11thIEEEInternational Multi-topic Conference (INMIC 2007), Lahore, Pakistan, December 2007. ISBN: 1-4244-1553-5, (IEEE). doi: 10.1109/INMIC.2007.4557707
  • Aziz,K., van As, H. R., and Sarwar, S., “Performance of Non-exhaustive Cyclic Service Systems with Finite Queues and Non-zero Switchover Times”, Proceedings of The11thIEEEInternational Multi-topic Conference (INMIC 2007), Lahore, Pakistan, December 2007. ISBN: 1-4244-1553-5, (IEEE). doi: 10.1109/INMIC.2007.4557709
  • Sarwar, S., van As, H. R., and Aziz,K., “Overload Protection in Packet Communication Systems”, Proceedings of The5thInternational Workshop on the Frontiers of Information Technology (FIT 2007), Islamabad, Pakistan, December 2007, pp. 86-98. ISBN: 978-969-8779-16-8.
  • Aziz,K., van As, H. R., and Sarwar, S., “Switchover Times in Optical Communication Systems-Can They Always be Ignored?”, Proceedings of The4th International Symposium on High-Capacity Optical Networks and Enabling Technologies (HONET 2007), Dubai, UAE, November 2007, (IEEE). doi: 10.1109/HONET.2007.4600252
  • Aziz,K., Sarwar, S., and Aleksic, S., “Analytical Model for Performance Evaluation of a Novel Optical Packet/Burst Switch”, Proceedings of 9th International Conference on Transparent Optical Networks (ICTON 2007), Rome, Italy, July 2007, 92-95, (IEEE). doi: 10.1109/ICTON.2007.4296349