Turgay Korkmaz
Assistant Professor of Computer Science
The University of Texas at San Antonio
6900 North Loop 1604 West
San Antonio, TX 78249

Office: SB 4.01.13
Phone: (210) 458-7346
Fax: (210) 458-4437

E-mail : korkmaz@cs.utsa.edu
Web : www.cs.utsa.edu/~korkmaz

January 22, 2008

 

RESEARCH INTERESTS

Computer networks, Quality-of-Services (QoS) issues in both wireline and wireless networks, Routing algorithms and protocols, Topology control and energy-efficient routing in wireless networks, Network performance evaluation, Network security.

TEACHING INTERESTS

Broadband Networks and Multimedia Communications, Internet Protocols, Simulation and Performance Evaluation of Computer Systems, and Fundamentals of Computer Architectures, Operating Systems, Data Structures and Algorithms

ACADEMIC TRAINING

  • Ph.D. (01/1998 - 12/2001), GPA 3.8/4.0
    Electrical & Computer Engineering
    University of Arizona, Tucson, AZ
    Advisor: Dr. Marwan Krunz
    Dissertation title: QoS routing in packet networks
  • M. Sc. (08/1996 - 12/1997), GPA 3.7/4.0
    Computer and Information Sciences
    Syracuse University, Syracuse, NY
  • M. Sc. (08/1994 - 06/1996), GPA 3.53/4.0
    Computer Engineering and Information Sciences
    Bilkent University, Ankara, Turkey
    Advisor: Dr. Ilyas Cicekli
    Thesis Title: Turkish Text Generation With Systemic-Functional Grammar
  • B. Sc. (08/1989 - 07/1994), GPA 3.62/4.0 (Ranked first)
    Computer Sciences and Engineering
    Hacettepe University, Ankara, Turkey

 

WORK EXPERIENCE

  • January 2002 - present
    Assistant Professor in The Department of Computer Science
    The University of Texas at San Antonio
  • January 1998 - December 2001
    Graduate Research Assistant in Broadband Networking Laboratory
    Electrical & Computer Engineering, University of Arizona
  • Fall 1997
    Grader for ``CIS 275 - Discrete Mathematics,'' Syracuse University
  • Fall 1994 - Spring 1996
    Graduate Research Assistant (Text generation)
    Graduate Teaching Assistant for Programming Languages (Pascal, C, Lisp)
    Computer Engineering and Information Sciences, Bilkent University
  • Summer '93
    Intern in TUBITAK, Information Retrieval & Documentation Center
  • Summer '92
    Intern in KOC-UNISYS, Implementation of a notary software in Pascal

PUBLICATIONS

My publications are cited in more than 220 conference and journal papers except self-citations, and 11 MS theses and PhD dissertations (as of June 2007). For the complete list of citations, please see http://www.cs.utsa.edu/~korkmaz/citations

Book Chapters
  1. Van Mieghem, P. (ed.), F.A. Kuipers, T. Korkmaz, M. Krunz, M. Curado, E. Monteiro, X. Masip-Bruin, J. Solé-Pareta, and S. Sánchez-López, Quality of Service Routing, Chapter 3 in Quality of Future Internet Services, EU-COST 263 Final Report, edited by Smirnov et al. in Springer LNCS 2856, pp. 80-117, 2003. online
Journal Articles

1.      Rehan Akbani, Turgay Korkmaz,  and G.V.S. Raju, HEAP: A packet authentication scheme for mobile ad hoc networks, Ad Hoc Networks, Article in Press, (accepted in 2007) online

2.      Mehmet H. Gunes, Sevcan Bilir, Kamil Sarac, and Turgay Korkmaz, A Measurement Study on Overhead Distribution of Value-Added Internet Services, Computer Networks (COMNET) Journal 51 (2007) 4153–4173   online

3.      Yanxing Zheng, Turgay Korkmaz, Wenhua Dou, Two Additive-Constrained Path Selection in the Presence of Inaccurate State Information, Computer Communications (COMCOM) Journal, 30 (2007) 2096–2112  online

  1. Turgay Korkmaz, Chao Gong, Kamil Sarac and Sandra G. Dykes, "Single Packet IP Traceback in AS-level Partial Deployment Scenario",  Int. J. Security and Networks, Vol. 2, Nos. 1/2, pp.95–108, 2007. online

5.      Yanxing Zheng, Turgay Korkmaz, Wenhua Dou and Jing Tian, ``Highly Responsive and Efficient QoS Routing Using Pre- and On-demand Computations along with a New Normal Measure'',  Computer Networks Journal Volume 50, Issue 18 , 21 December 2006, Pages 3743-3762 (online).

6.      Satyajeet Ahuja, Marwan Krunz, and Turgay Korkmaz, "Optimal path selection for minimizing the differential delay in Ethernet over SONET,”  Computer Networks Journal Volume 50, Issue 13 , 15 September 2006, Pages 2349-2363 (online ).

7.      Turgay Korkmaz, Verifying Physical Presence of Neighbors against Replay-based Attacks in Wireless Ad Hoc Networks, International Journal of Information Technology (IJIT), Volume 11 Number 2, 2005 pages 5--17.  online

8.      Turgay Korkmaz, Marwan Krunz, Jyothi Guntaka, ``OSPF-Based Hybrid Approach for Scalable Dissemination of QoS Parameters'' Computer Networks Journal, Volume 46, Issue 2 , 7 October 2004, Pages 273-293. (online)

9.      Fernando Kuipers, Turgay Korkmaz, Marwan Krunz, P. Van Mieghem, ``Performance Evaluation of Constraint-Based Path Selection Algorithms'' IEEE Networks, Vol. 18, No.5, pp.16-23, Sept/Oct 2004.  online

10.  Turgay Korkmaz and Marwan Krunz, ``Routing multimedia traffic with QoS guarantees,'' IEEE Transactions on Multimedia 5(3):429-443, Sept. 2003.  online

11.  Turgay Korkmaz and Marwan Krunz, ``Bandwidth-Delay Constrained Path Selection Under Inaccurate State Information'' IEEE/ACM Transactions on Networking (ToN) 11(3):384-398, June 2003. online

12.  Fernando Kuipers, Turgay Korkmaz, Marwan Krunz, P. Van Mieghem, `` An Overview of Constraint-Based Path Selection Algorithms for QoS Routing'' IEEE Communications Magazine, special issue on IP-Oriented Quality of Service 40(12):50-55, Dec 2002. online

13.  Turgay Korkmaz, Marwan Krunz, and Spyros Tragoudas, ``An efficient algorithm for finding a path subject to two additive constraints,'' Computer Communications Journal 25(3):225-238, 2002. (online)

14.  Turgay Korkmaz and Marwan Krunz, ``A randomized algorithm for finding a path subject to multiple QoS requirements,'' Computer Networks Journal 36(2-3):251-268, 2001. (online)

15.  Turgay Korkmaz and Marwan Krunz, ``Source-oriented topology aggregation with multiple QoS parameters in hierarchical networks,'' ACM Transactions on Modeling and Computer Simulation (TOMACS) 10(4):295-325, Oct. 2000. online

16.  Turgay Korkmaz, and Ilyas Cicekli, ``Generation of Turkish Verbal Groups with Systemic-Functional Grammar,'' in ELEKTRIK, Turkish Journal of Electrical Engineering and Computer Sciences, Vol 4, pp:78-88, 1996.  online

Refereed Conference Papers

1.      Wei Zhou and Turgay Korkmaz, Lower-Priority-Triggered Distributed MAC-layer Priority Scheduling in Wireless Ad Hoc Networks, The Third International Workshop on Localized Communication and Topology Protocols for Ad hoc Networks (LOCAN 2007) in conjunction with The 4th IEEE International Conference on Mobile Ad Hoc and Sensor Systems (MASS-2007) Pisa, Italy, October 8-12, 2007,  7 pages.

2.      Rehan Akbani, Turgay Korkmaz, and GVS Raju, HEAP: Hop-by-hop Efficient Authentication Protocol For Mobile Ad-hoc Networks, ACM 10th Communications and Networking Simulation Symposium CNS 07, pp 157-165, March 25 - 29, 2007, Norfolk, VA USA. 

3.      Rehan Akbani, Turgay Korkmaz, and GVS Raju, A Packet Authentication Scheme For Wireless Sensor Networks, The 22nd International Conference on Computers and their Applications (CATA-2007), Special Session on WSNs, pp 401-407, March 28-30, 2007, Honolulu, HI, USA.

4.      Tielei Zhang, Yong Cui, Youjian Zhao, Lizheng Fu, and Turgay Korkmaz, "Scalable BGP QoS Extension with Multiple Metrics",  IEEE International Conference on Networking and Services ICNS'06, 6 pages, July 16-18, 2006 Silicon Valley, USA.  online

5.      Turgay Korkmaz and Wei Zhou, ``On Finding Optimal Paths in Multi-radio Multi-hop Mesh Networks using WCETT Metric'',  International Wireless Communications and Mobile Computing Conference IWCMC 2006, pages 1375-1380, ACM.  July 3 - 6, 2006. Vancouver, Canada.   online

6.      Chao Gong, Trinh Le, Turgay Korkmaz, Kamil Sarac, ``Single Packet IP Traceback in AS-level Partial Deployment Scenario,'' IEEE Globecom '05, 5 pages, November 28 – December 2, 2005, St. Louis, MO, USA. online

7.      Sevcan Bilir, Kamil Sarac, and Turgay Korkmaz, ``Intersection Characteristics of End-to-End Internet Paths and Trees,'' IEEE International Conference on Network Protocols (ICNP '05), 10 pages, November 6-9, 2005, Boston, MA, USA. (acceptance rate: 17%)  online

8.      Satyajeet Ahuja, Marwan Krunz, and Turgay Korkmaz, ``Optimal Path Selection for Ethernet Over SONET Under Inaccurate Link-State Information,'' IEEE BroadNets'05, pages 87 - 96, Vol. 1, October 3-7, 2005, Boston, MA, USA.  online

9.      Turgay Korkmaz and Mustafa N.Kaynak, ``Impacts of Channel Reliability on Topology Control in Multi-hop Wireless Networks,'' IEEE VTC 2005-Fall, Page(s):1697 - 1701 , Sept. 25-28, 2005, Dallas.  online

10.  Yanxing Zheng, Turgay Korkmaz and Wenhua Dou, ``Highly Responsive and Efficient QoS Routing Using Pre-and On-demand Computations along with a New Normal Measure,'' NETWORKING 2005, 12 pages, May 2 - 6, 2005, University of Waterloo, Waterloo Ontario Canada.

11.  Turgay Korkmaz, "Verifying Physical Presence of Neighbors against Replay-based Attacks in Wireless Ad Hoc Networks", IEEE ITCC 2005, Wireless Ad Hoc/Sensor Networks and Network Security track, pages 704-709, April 4-6, 2005 Las Vegas, NV, USA. online

12.  Yanxing Zheng, Turgay Korkmaz and Wenhua Dou, "Pareto Optimal based Partition Framework for Two Additive Constrained Path Selection", The IEEE International Conference on Networking (ICN'05), pages 1-8, April 17-21, 2005 Reunion Island.

13.  Yanxing Zheng, Turgay Korkmaz and Wenhua Dou, "Two Additive-Constrained Path Selection in the Presence of Inaccurate State Information", IEEE IEEE The 1st EuroNGI Conference on Next Generation Internet Networks--Traffic Engineering, ( NGI 2005)  pages1-8, 18-20 April 2005 / Rome, Italy  Online

14.  Turgay Korkmaz, Jyothi Guntaka, “State-path decoupled QoS routing framework”,  IEEE GLOBECOM 2004, vol 3, pages 2400 - 2404, November 29 through December 3, 2004, Dallas, TX.  online

15.  Satyajeet S. Ahuja, Turgay Korkmaz and Marwan Krunz, "Minimizing the Differential Delay for Virtually Concatenated Ethernet Over SONET Systems",  ICCCN 2004, , 6 pages, October 11-13, 2004 Chicago, IL. Online

16.  Turgay Korkmaz and Marwan Krunz, "Hybrid Flooding and Tree-based Broadcasting for Reliable and Efficient Link-state Dissemination," IEEE GLOBECOM 2002, High-Speed Networks Symposium, Vol. 3, Nov. 2002, Pages: 2400-2404. online

17.  Turgay Korkmaz and Marwan Krunz, ``Multi-constrained optimal path selection,'' in Proceedings of the IEEE INFOCOM 2001 Conference, volume 2, pages 834-843, Anchorage, Alaska, April 22-26, 2001. (acceptance rate: 23%)  online

18.  Turgay Korkmaz, Marwan Krunz, and Spyros Tragoudas, ``An efficient algorithm for finding a path subject to two additive constraints,'' in Proceedings of the ACM SIGMETRICS 2000 Conference, vol. 1, pp. 318-327, Santa Clara, CA, June 2000. (acceptance rate: 17%)

19.  Turgay Korkmaz and Marwan Krunz, ``A randomized algorithm for finding a path subject to multiple QoS constraints in Proceedings of the IEEE GLOBECOM '99 Conference - Symposium on Global Internet: Application and Technology, pp. 1694-1698, Dec. 1999.  online

20.  Turgay Korkmaz and Marwan Krunz, ``Source-oriented topology aggregation with multiple QoS parameters in hierarchical ATM networks,'' In Seventh International Workshop on Quality of Service (IWQoS '99), pages 137-146, London, England, May 31 - June 4, 1999. IEEE. Online

21.  Ilyas Cicekli, and Turgay Korkmaz, ``Generation of simple Turkish sentences with systemic-functional grammar,'' in Proceedings of the 3rd International Conference on New Methods in Language Processing (NeMLaP-3), pp.165-174, Sydney, Australia, January 1998. (postscript copy)

22.  Ilyas Cicekli, and Turgay Korkmaz, ``Generation of Turkish noun and verbal groups with systemic-functional grammar,'' in Proceedings of the 6th European Workshop on Natural Language Generation (EWNLG-97), pp.1-6, Duisburg, Germany, March 1997. ( postscript copy )

23.  Turgay Korkmaz, and Ilyas Cicekli, ``Generation of Turkish verbal groups with systemic-functional grammar,'' in Proceedings of the 5th Turkish Symposium on Artificial Intelligence and Neural Networks,, pp.209-219, Istanbul, Turkey, June 1996.  ( postscript copy )

Other Papers/presentations

1.      Chao Gong, Trinh Le, Turgay Korkmaz, Kamil Sarac, ``Log-based IP Traceback in AS-Level Partial Deployment Scenario,'' South Central Information Security Symposium (SCISS), Austin, TX, USA, April, 2005.

2.      Marwan Krunz and Turgay Korkmaz, "Computation of QoS routes in the presence of state inaccuracies,'' 16th IEEE Computer Communications Workshop, Charlottesville, Virginia, Oct. 14--17, 2001 (invited).

Paper Presentations and talks

1.      Presented a paper at the ACM International Wireless Communications and Mobile Computing Conference IWCMC 2006, Vancouver, Canada. July 3 - 6, 2006.

2.      Presented a paper at the IEEE VTC 2005-Fall Conference, Dallas, TX., Sept. 27, 2005.

3.      Presented a paper at the IEEE GLOBECOM 2004 Conference, Dallas, TX., December 3, 2004.

4.      Gave a talk on QoS Routing in the Evolving Internet at Bilkent University, Ankara, Turkey, May 13, 2004, http://www.cs.bilkent.edu.tr/~sekreter/seminars/2004/May13-2004.htm

5.      Presented a paper at the IEEE INFOCOM 2001 Conference, Anchorage, Alaska, April 22-26, 2001.

6.      Gave several presentations for faculty and graduate students at the University of Arizona on the topics of high-speed networks, QoS routing, topology aggregation, multi-constrained path selection, flooding and alternative approaches in link-state routing, cluster computing. These talks were part of the weekly seminar for Broadband Networking Group at the University of Arizona

 

 

PROFESSIONAL SERVICES  

·         Editorial Board:

o        Computer Networks (Elsevier, 2008-Present)

o        Far East Journal of Electronics and Communications (2007-Present)

·         Executive Committee:

o        Program Co-chair, 2nd International Workshop on Evolution toward Next Generation Internet (ENGI) Part of ICCS 2007 Chinese Academy of Sciences, Beijing May 28-31, 2007 http://network.cs.tsinghua.edu.cn/engi/

o        Program Co-chair, Workshop on Evolution toward Next Generation Internet (ENGI) Part of ICCS 2006 University of Reading, UK May 28-31, 2006 http://netlab.cs.tsinghua.edu.cn/~engi2006

o        Program Co-chair, ACM Symposium on Applied Computing (SAC 2004), Special Track on Computer Networks (CN), March 14-17, 2004, Nicosia, Cyprus

o        Program Co-chair, ACM Symposium on Applied Computing (SAC 2003), Special Track on Parallel and Distributed Systems and Networking, Melbourne, Florida, USA, March 9-12, 2003

·         Session Chair:

·         Technical Program Committee:

o        ICC'2009--AHSNET (ICC'2009 – Ad-Hoc and Sensor Networking Symposium), June 14-18, 2009 in Dresden, Germany.

o        WiMob'2008 (IEEE International Conference on Wireless and Mobile Computing, Networking and Communications) Oct 12-14, 2008, Avignon, France.

o        GC'08 CCNS (IEEE Globecom 2008 Computer and Communications Network Security Symposium) 1 – 4 December 2008, New Orleans, LA, U.S.A.

o        The IFIP Networking 2008 Conference, 5 - 9 May 2008, Singapore.

o        The IFIP Networking 2007 Conference, Atlanta, Georgia USA, May 14-18, 2007.

o        The 3rd International Conference on Embedded Software and Systems (ICESS 2007) is to be held in Daegu, South Korea, May 14-16, 2007,

o        The 5th IEEE Workshop on End-to-End Monitoring Techniques and Services (E2EMON) 21st May 2007, Munich, Germany

o        ICC 2007 Computer and Communications Network Security Symposium

o        IEEE Globecom 2006 - Network Security Systems

o        The first international Workshop on Mobile Services and Personalized Environments (MSPE'06), Nov 16-17, 2006

o        IEEE INFOCOM 2006 Conference, April 24-27, 2006, Barcelona, Catalunya, SPAIN 

o        The IEEE 20th International Conference on Advanced Information Networking and Applicationsm (AINA 2006), April 18 (Tue.) - April 20 (Thu.), 2006, Vienna University of Technology, Vienna, Austria

o        The Symposium on Mobile Computing of the IEEE WirelessCom 2005, June 13-16, 2005, Hawaii, USA

o        IADIS Virtual Multi Conference on Computer Science and Information Systems (MCCIS 2005) 11 - 29 April 2005

o        IEEE INFOCOM 2005 Conference, March 13-17, 2005, Miami, FL

o        IEEE INFOCOM 2004 Conference, March 7-11, 2004, Hong Kong

o        International Workshop on Network Design and Architecture (IWNDA) 2004, Montreal, Quebec, Canada In conjunction with The 2004 International Conference on Parallel Processing (ICPP-04) Aug. 15-18 (Sun-Wed), 2004

·         Reviewer for several journals  including IEEE/ACM Transactions on Networking, Computer Networks, Computer Communications, Networks, IEEE Transactions on Wireless Comm,  IEEE Communications Magazine, JOURNAL OF COMMUNICATIONS AND NETWORKS, IEEE Communications Letters, Wireless Networks, Multimedia Systems

·         Reviewer for several conferences  including IEEE INFOCOM, IEEE GLOBECOM, IEEE ICC, IWQoS, ICCCN, ICOIN, IEEE AINA, IEEE NCA, IEEE VTC, WirelessCom.

·         Committee member in several PhD and MS supervising committees at the University of Texas at San Antonio.

HONORS, AWARDS, and OTHER ACHIEVEMENTS

·        Listed in Who's Who of Emerging Leaders 2006

·        Certification of Appreciation for contributions to student organizations during 2005-2006, UTSA, May 2006

·        Listed in Who’s Who in American Education, 2005.

·        IEEE Certification of  Appreciation for contributions to IEEE VTC2005-Fall, Sept. 28, 2005.

·        Recognition for contributions to student organizations, May 2005

·        Certificate of Appreciation, Alamo Regional Academy of Science, Feb 12, 2005.

·        Advisor Appreciation, University of Texas at San Antonio, March 2004.

·        ACM Certificate of Appreciation for contributions to ACM SAC 2003 track, March 9-12, 2003

·        Outstanding contributions and efforts, Daisy Science Academy, Jan 2002

·        Travel award, ACM SIGMETRICS 2000, Santa Clara, CA ($700)

·        Registration waiver, IEEE IPCCC 2000, Phoenix, AZ ($200)

·        University of Arizona, Graduate Tuition Scholarship ($3326 in Spring 1998)

·        Turkish Government Scholarship for MS and PhD educations in USA (1996)

·        Bilkent University Scholarship for graduate level of education (1994 - 1996)

·        Ihsan Dogramaci Supreme Success Award for being the top first among the graduates of the Computer Sciences and Engineering Department, July 1994, Hacettepe University

·        Science Encouragement Reward for being the third of the Faculty of Engineering, July 1994, Hacettepe University

FUNDED GRANTS

·         CIAS Research Support, “Integrated QoS and security mechanisms to support mission critical applications in MANETs .” $78,291 for Dec 2006 - Dec 2007 (PI) (Grant Web Page).

·         NSF CRI: Experimental Research in High-Performance Computing and Wireless Networking, Award Number: 0551501 , $500,316, 7/2006-6/2009. Co-Principle Investigator (with G.V.S. Raju, PI, R. Boppana, Co-PI, A. Grigoryan, Co-PI, and O. Moriera, Co-PI).  (Grant Web Page).

·         CIAS Research Support, “Power-efficient mechanisms for detecting replay-based intruders in wireless ad hoc networks.” $31,542 for 6/1/2004—12/31/2004 (PI), and $24,250 for 9/1/2005-8/31/2006 (PI). (Grant Web Page).

·         NSF High Performance Network Connections (HPNC) Award ANI-0228927
"HPNC: Internet 2 Connectivity for UTHSCSA and UTSA." Award Number: 0228927 $150,000. 9/15/2002 -- 8/31/2004. (Co-PI)

THESES AND DISSERTATIONS SUPERVISED

Ongoing
  • Rehan Akbani, PhD student 
  • Sandeep Tigulla, MS student
Completed
  • Wei Zhou, MS, Summer 2006,  (Real Networks)

PROFESSIONAL SOCIETIES

  • Member, IEEE and ACM

COMMUNITY SERVICE

  • Board member and Board president, Riverwalk Education Foundation operating School of Science and Technology, San Antonio TX.
  • Judge, School of Science and Technology (SST) Science Fair, Dec 2, 2006.
  • Judge, Alamo Regional Academy of Science, Feb 12, 2005.
  • Supervising advisor for students doing internship
    1. Khoi N. Do (Fall 2004)
    2. Tim Simpson, Amalgamated Software of North America, San Antonio, TX (Spring 2005)
    3. Benjamin C. Millice, SBC (Summer 2005)
    4. Jennifer M Owens Portal Services, Valero, San Antonio, TX (Fall 2005)
    5. Philip Hayden, Capital Group, San Antonio, TX (Fall 2005)
  • Serving as a faculty advisor to two student-organizations in UTSA, namely Turkish Student Association (TURKSA) and student Association for Islamic Dialogue (SAID)

COMPUTER SKILLS

·         Languages: C/C++, Pascal, Pascal for Windows, Java, JavaScript, Perl, Ada, Smalltalk/V, Lisp, Prolog, Cobol, 80x86 Assembly Language

·         Tools: X-Windows, MS Applications, OpenGL, SQL, Oracle, Progress, FUF, P4, CSIM, Magic for VLSI design, Irsim

·         Network Architectures and Protocols: IP, ATM, TCP/IP, OSPF, PNNI, BGP, IntServe, DiffServe, MPLS

·         Operating Systems: UNIX (SunOs, Solaris, DG-UX, Ultrix), AOS/VS, DOS, Windows

·         Computer Hardware: SUN Workstations, Data General MV/10000, AViiON, IBM PC's, and Intel iPSC860

SOME IMPLEMENTATIONS

·         Simulation programs in C/C++ for performance evaluation of QoS-based routing algorithms and topology aggregation schemes, 1998

·         Design of ``An Asynchronous Serial Receiver with FIFO'' in Magic, Fall 1997

·         Simplified implementation of Mobile-IP (rfc2002) in C, Summer 1997

·         Interactive Traffic Course in VRML 2.0, Spring 1997.

·         Design and implementation of a Turkish sentence generator with Systemic Functional Grammar in FUF and Lisp, MS thesis, 1996

ADDITIONAL INFORMATION

·         Languages: Turkish, English.

·         Hobbies: Table Tennis, Tae-kwon-do, Soccer, Reading.