© Photo Courtesy of Yiğit Sungur (Class of 2011)
Koç University,
Rumelifeneri Yolu,
Sarıyer 34450 İstanbul, TURKEY

+90 212 338 16 84     +90 212 338 16 53


Deniz Aksen

Assistant Professor of
Management Information Systems
Koç University
College of Administrative Sciences and Economics
Operations and Information Systems Group		 ODYSSEUS 2012
PDF Version of this résumé Résumé (PDF Version)
RESEARCH INTERESTS

h-index = 5, citations in Scopus = 100
 (computed as of January 28, 2012)

TEACHING INTERESTS

1. Distribution Logistics
2. Reverse Logistics
3. Facility and Network Interdiction Problems
4. Heuristic Methods for Combinatorial and Bilevel Optimization

1. Management Information Systems
2. Electronic Commerce and Internet Marketing
3. Search Engine Marketing and Optimization
4. Security of Information Technology
 

EDUCATION

PROFESSIONAL EXPERIENCE

  • Spring 2003 - to date, Assistant Professor of Management Information Systems, Koç University
  • Fall 1998 - Fall 2002, Graduate Instructor / Research Assistant, Purdue University
  • Fall 1997 - Summer 1998, Graduate Teaching Assistant,  Boğaziçi University
  • Fall 1996 - Spring 1997, ABAP/4 Programmer for SAP R/3, ABB Informatics GmbH, Mannheim, Germany
  • Fall 1994 - Summer 1996, Graduate Teaching Assistant,  Boğaziçi University

TEACHING EXPERIENCE

  • Koç University
    • MGIS 902, Management Information Systems (in the Executive MBA program), 3 semesters
    • MGIS 501, Introduction to Management Information Systems (in the MBA program), 2 semesters
    • MGIS 410, Electronic Commerce Infrastructure and Business Models, 8 semesters
    • MGIS 301, Management Information Systems, 10 semesters
    • Office  Automation Applications (MS-Office) in TURQUALITY® Executive Development Certification Program, 9 times
       
  • Purdue University
    • MGMT 547, Computer Communication Systems, 2 semesters
    • MGMT 490S, Introduction to Management Information Systems, 1 semester
       
  • Boğaziçi University
    • IE 515, Network Theory, 1 semester, as TA
    • IE 560, Mathematical Modeling, 2 semesters, as TA
    • IE 303, Computer Methods in Operations Research, 3 semesters, as TA
    • IE 202, Operations Research I, 1 semester, as TA

PUBLICATIONS IN JOURNALS OF THE SCIENCE CITATION INDEX (SCI)

  1. "Selective and periodic inventory routing problem for waste vegetable oil collection," Deniz Aksen, Onur Kaya, F. Sibel Salman and Yeliz Akça. To appear in Optimization Letters (doi:10.1007/s11590-012-0444-1).

  2. "A bilevel fixed charge location model for facilities under imminent attack," Deniz Aksen and Necati Aras. Computers & Operations Research, 39(7), 1364-1381, July 2012 (doi:10.1016/j.cor.2011.08.006).

  3. "A bilevel p-median model for the planning and protection of critical facilities," Deniz Aksen, Necati Aras and Nuray Piyade. To appear in Journal of Heuristics (doi:10.1007/s10732-011-9163-5).

  4. "Selective multi-depot vehicle routing problem with pricing," Necati Aras, Deniz Aksen and Mehmet Tuğrul Tekin. Transportation Research Part C: Emerging Technologies, 19(5), 866-884, August 2011 (doi:10.1016/j.trc.2010.08.003).

  5. "The budget constrained r-interdiction median problem with capacity expansion," Deniz Aksen, Necati Aras and Nuray Piyade. Central European Journal of Operations Research 18(3), 269-291, September 2010 (doi:10.1007/s10100-009-0110-6).

  6. "Design and analysis of government subsidized collection systems for incentive-dependent returns," Deniz Aksen, Necati Aras and Ayşe Gönül Karaarslan. International Journal of Production Economics 119(2), 308327, June 2009 (doi:10.1016/j.ijpe.2009.02.012).

  7. "Locating collection centers for incentive-dependent returns under a pick-up policy with capacitated vehicles," Necati Aras, Deniz Aksen and Ayşe Gönül Tanuğur. European Journal of Operational Research 191(3), 1223-1240, December 2008 (doi:10.1016/j.ejor.2007.08.002).

  8. "A location-routing problem for the conversion to the 'click-and-mortar' retailing: The static case," Deniz Aksen and Kemal Altınkemer. European Journal of Operational Research 186(2) pp. 554-575, April 2008 (doi:10.1016/j.ejor.2007.01.048).

  9. "Locating collection centers for distance- and incentive-dependent returns," Necati Aras and Deniz Aksen. International Journal of Production Economics 111(2), pp. 316-333, February 2008 (doi:10.1016/j.ijpe.2007.01.015).

  10. "The open vehicle routing problem with driver nodes and time deadlines," Deniz Aksen, Zeynep Özyurt and Necati Aras. Journal of the Operational Research Society 58(9), pp. 1223-1234, September 2007 (doi:10.1057/palgrave.jors.2602249).

  11. "Loss of customer goodwill in the uncapacitated lot-sizing problem," Deniz Aksen. Computers & Operations Research 34(9), pp. 2805-2823, September 2007 (doi:10.1016/j.cor.2005.10.012).

  12. "The single-item lot-sizing problem with immediate lost sales," Deniz Aksen, Kemal Altınkemer and Suresh Chand. European Journal of Operational Research 147(3), pp. 558-566, June 2003 (doi:10.1016/S0377-2217(02)00331-4).

OTHER PUBLICATIONS

  1. "A matheuristic for leader-follower games involving facility location-protection-interdiction decisions," Deniz Aksen and Necati Aras.
    Under review in: Metaheuristics For Bi-level Optimization. Springer Series on Computational Intelligence. El-Ghazali Talbi and Luce Brotcorne (Eds.). Springer Science+Business Media.

  2. "Location and selective routing problem with pricing for the collection of used products," Necati Aras, Deniz Aksen and Mehmet Tuğrul Tekin. Proceedings of the 40th International Conference on Computers and Industrial Engineering (CIE), Awaji. ISBN: 978-1-4244-7295-6. IEEE Xplore® 2010 (doi:10.1109/ICCIE.2010.5668217).

  3. PDF version of this paper "Design of a government-subsidized collection system for incentive-dependent returns," Ayşe Gönül Tanuğur, Deniz Aksen and Necati Aras. Proceedings of the International Conference on Industrial Engineering and Engineering Management 2007 (IEEM2007), Singapore. ISBN: 978-1-4244-1529-8. IEEE Xplore® 2007 (doi:10.1109/IEEM.2007.4419290).

  4. PDF version of this paper "Solving the multi-depot location-routing problem with Lagrangian Relaxation," Zeynep Özyurt and Deniz Aksen.
    Extending The Horizons: Advances in Computing, Optimization and Decision Technologies     (ICS 2007 Conference Volume), EK Baker, A Joseph, A Mehrotra, MA Trick (Eds.), Vol. 37, pp. 125-144. ISBN 978-0-387-48790-8, Springer Verlag (2007). (doi:10.1007/978-0-387-48793-9_9).

  5. PDF version of this paper "Open Vehicle Routing Problem with Time Deadlines: Solution Methods and An Application,"
    Zeynep Özyurt, Deniz Aksen and Necati Aras. Operations Research Proceedings 2005, H-D Haasis, H Kopfer, J Schönberger (Eds.), pp. 73-78. ISBN: 3-540-32537-9, Springer Verlag  (2006). (doi:10.1007/3-540-32539-5_12).

  6. PDF version of this paper "Customer Selection and Profit Maximization in Vehicle Routing Problems," Deniz Aksen and Necati Aras.
    Operations Research Proceedings 2005    , H-D Haasis, H Kopfer, J Schönberger (Eds.), pp. 37-42. ISBN: 3-540-32537-9, Springer Verlag (2006). (doi:10.1007/3-540-32539-5_6)

  7. PDF version of this paper "Internet'e nasıl bağlanmalı?: ADSL mi, Kablo mu, Dial-up mı," Deniz Aksen and A. Orhan Özalp.
    tele.com.tr telekom türkiye: İletişim Teknolojileri Dergisi    , ISSN: 1304-9445, s. 34    -40, Ocak 2005.

  8. "Metamorphosis from `brickandmortar` to `clickandmortar` business model," Deniz Aksen and Kemal Altinkemer. The 3rd International Conference on Telecommunications and Electronic Commerce (ICTEC3), Dallas, Texas, USA, November 2000.

  9. "Change strategy from `brickandmortar` to `clickandmortar` business model," Deniz Aksen and Kemal Altinkemer. The 5th INFORMS Conference on Information Systems and Technology (CIST-2000), San Antonio, Texas, USA, November 2000.

  10. "Stochastic modeling of group decision support systems," Deniz Aksen, Kemal Altinkemer and Jackie Rees. Proceedings of the 4th INFORMS Conference on Information Systems and Technology (CIST-1999), pp. 131-141, Cincinnati, Ohio, USA, May 1999.

  11. "Teach Yourself GAMS," A premier for the General Algebraic Modeling System, Boğaziçi University Press, Istanbul, December 1998.

  12. PDF version of this paper "Mecidiyeköy Meydanındaki Trafik Işıklarının Düzenlenmesi," Deniz Aksen, Murat Aksu, İ. Kuban Altınel and M. Bayram Yıldırım.
    Endüstri Mühendisliği, 5(6), s. 3-16, Kasım-Aralık 1994.

CONFERENCE PRESENTATIONS

  1. PDF version of this presentation "İstanbul'daki Hastanelerden Tıbbi Atıkların Toplanması İçin Ara Tesise Uğramalı Bir Araç Rotalama Modeli," Yöneylem Araştırması / Endüstri Mühendisliği 31. Ulusal Kongresi (YA/EM 2011), Sakarya Üniversitesi, Sakarya, Turkey, July 05-07th 2011.

  2. PDF Version of this presentation  "A Bilevel Fixed Charge Location Model for Facilities under Imminent Attack," EURO XXIV (24th European Conference on Operational Research), Lisbon, Portugal, July 11-14th 2010.

  3. PDF version of this presentation "Kullanılmış Ürünlerin Bayilerden Toplanması İçin Bütünleşik Yer Seçimi, Fiyat Belirleme ve Araç Rotalama Problemi," Yöneylem Araştırması / Endüstri Mühendisliği 30. Ulusal Kongresi (YA/EM 2010), Sabancı Üniversitesi, İstanbul, Turkey, June 30-July 02nd 2010.

  4. PDF Version of this presentation  "Collection System Design Problem with Routing," ODYSSEUS 2009 (Fourth International Workshop on Freight Transportation and Logistics),
    Çeşme, İzmir, Turkey, May 26-29th 2009.

  5. PDF Version of this presentation  "Routing of Personnel Shuttles for a Call Center: An Open Vehicle Routing Application," ODYSSEUS 2009 (Fourth International Workshop on Freight Transportation and Logistics), Çeşme, İzmir, Turkey, May 26-29th 2009.

  6. PDF Version of this presentation  "Budget Constrained Fortification and Service Capacity Expansion in the Bilevel r-Interdiction Median Problem," Eleventh INFORMS Computing Society (ICS) Conference, Charleston, USA, January 11-13th 2009.

  7. PDF Version of this presentation "An Open Vehicle Routing Application for the Personnel of a Call Center," International Conference on Operations Research 2008 (OR2008),
    Augsburg, Germany, September 03-05th 2008.

  8. PDF Version of this presentation  "Design of a Government-Subsidized Collection System for Incentive-Dependent Returns," The International Conference on Industrial Engineering and Engineering Management (IEEM 2007), Singapore, December 02-05th 2007.

  9. PDF version of this presentation "Kârli Gezgin Satici Problemi İçin Sezgisel Yöntemler," Yöneylem Araştırması / Endüstri Mühendisliği 27. Ulusal Kongresi (YA/EM 2007),
    İzmir, Turkey, July 02-04th 2007.

  10. PDF Version of this presentation  "Solving The Multi-Depot Location-Routing Problem With Lagrangian Relaxation," Tenth INFORMS Computing Society (ICS) Conference,
    Coral Gables, USA, January 03-05th 2007.

  11. PDF version of this presentation "Locating collection centers with distance and incentive dependent returns," IWDL2006 - the 6th International Workshop on Distribution Logistics, Brescia, Italy, October 02-04th 2006.

  12. PDF version of this presentation "Profit Maximization in Vehicle Routing Problems," OR2005 - the Annual International Conference of the German Operations Research Society, Bremen, Germany, September 07-09th 2005.

  13. PDF Version of this presentation  "Customer Selection and Profit Maximization in Vehicle Routing Problems," Ninth INFORMS Computing Society (ICS) Conference,
    Annapolis, USA, January 05-07th 2005.

  14. PDF Version of this presentation  "Customer Selection and Lost Demand in Vehicle Routing Problems," CORS/INFORMS Joint International Meeting, Banff, Canada, May 16-19th 2004.

  15. "Doktora süreci ve sonrasi ile ilgili gözlemler," with I. Kuban Altınel and Necati Aras, OR/IE Doctoral Students Colloquium of Turkey,
    Koç University, Istanbul, Turkey, November 14-15th 2003.

  16. PDF Version of this presentation  "Conversion from brick-and-mortar to click-and-mortar business model in retailing," EURO/INFORMS Joint International Meeting,
    Istanbul, Turkey, July 06-10th 2003.

  17. PDF Version of this presentation  "Loss of customer goodwill in the single item lot-sizing problem with immediate lost sales," EURO/INFORMS Joint International Meeting,
    Istanbul, Turkey, July 06-10th 2003.

  18. PDF Version of this presentation  "Metamorphosis `brickandmortar` to `clickandmortar` business model," with Kemal Altinkemer, 3rd International Conference on Telecommunications and Electronic Commerce (ICTEC3), Dallas, Texas, USA, November 16-19th 2000.

  19. "Saddle Point Algorithm for LP: Anatomy of a scientific failure," INdAM Workshop: Numerical Methods in Optimization, Cortona, Italy, June 09-12th 1997.

WORKING PAPERS and RESEARCH IN PROGRESS

  1. "An attacker-defender game for a capacitated facility interdiction problem with partial interdiction and optional outsourcing," with Sema Şengül Akca and Necati Aras.

  2. "Service network design against an intelligent attacker:  A trilevel facility interdiction problem with partial interdiction and optional outsourcing," with İlknur Çoğal and Necati Aras.

  3. "A tabu search algorithm for the location-routing problem with uncapacitated depots," with Mehmet Tuğrul Tekin and Necati Aras.

  4. "Selective location-routing problem with pricing for the collection of used products," with Mehmet Tuğrul Tekin and Necati Aras.

  5. "Routing of the medical waste collection vehicles for the Istanbul Metropolitan Municipality," with Müge Güçlü and Tülin Aktin.

SPECIAL AWARDS and HONORS (in chronological order)

  1. Google Online Marketing Challenge (GOMC) 2011 Semi-Finalist Team Mentor ranked in the top 100 among 3082 teams from 70 countries.
    (Account ID: 474-542-0366)

  2. TÜBİTAK-BİDEB 2224: Conference Travel Grant for attending IEEM 2007 in Singapore. (Amount: US$ 1,500)

  3. TÜBİTAK MAG 1001-107M258: Support Program for Scientific and Technological Research Projects, Project Title: Optimization of a System to be Developed for Collecting Used Products from the Consumers, 2007-2009. (Amount: YTL 36,420)

  4. TÜBİTAK-BİDEB 2224: Conference Travel Grant for attending IWDL 2006 in Brescia, Italy. (Amount: US$ 1,000)

  5. TÜBİTAK MAG 1001-106M175: Support Program for Scientific and Technological Research Projects, Project Title: Workforce Planning for Call Centers, 2006-2008. (Amount: YTL 101,114.50)

  6. KÜMPEM (Koç University Migros Retailing Training Center): Project Funding Grant in October 2004. (Amount: US$ 2,000)

  7. The Krannert Dean's Certificate of Recognition for Teaching Excellence, Fall 2001.

  8. PRF (Purdue Research Foundation) Research Grant, 2000-2001.

  9. Best Senior Project Award of the YA/EM 1994 (the 16th National Conference of Operations Research and Industrial Engineering), Ankara, Turkey, 1994.
     

 GRADUATE THESES (CO-)SUPERVISED (in chronological order)
Student`s Name Thesis Title Year of Completion
Mehmet Tuğrul Tekin Collection System Design Problem with Routing  (Ph.D. Thesis) in progress
Müge Güçlü Routing of the Medical Waste Collection Vehicles for the Istanbul Metropolitan Municipality progress
İlknur Çoğal A Three-level Defender-Attacker Problem with Partial Interdiction in progress
Sema Şengül Akca A Bilevel Partial Interdiction Problem with Capacitated Facilities and Demand Outsourcing 2011
Nuray Piyade A Bilevel p-median Problem for Location and Protection Planning of Critical Facilities 2009
Ayşe Gönül Karaarslan Design and Analysis of Collection Systems for Incentive-Dependent Product Recovery 2008
Zeynep Özyurt Taş Solving Multi-Depot Location Routing Problem Using Lagrangian Relaxation 2007

REFEREE FOR (in alphabetical order)

  1. Applied Mathematical Modelling
  2. Annals of Operations Research
  3. Central European Journal of Operations Research
  4. Computers & Industrial Engineering
  5. Computers & Operations Research
  6. Decision Support Systems
  7. Electronic Commerce Research / Electronic Commerce Research and Applications
  8. Endüstri Mühendisliği Dergisi
  9. European Journal of Operational Research
  10. IEEE Transactions on Systems, Man and Cybernetics, Part A: Systems and Humans
  11. Innovations in Distribution Logistics, L Bertazzi, J van Nunen, MG Speranza (Eds.), Lecture Notes in Economics and Mathematical Systems, Springer Verlag, 2006.
  12. International Journal of Production Economics
  13. Journal of Global Optimization
  14. Journal of the Operational Research Society
  15. Naval Research Logistics
  16. ODYSSEUS 2009, Fourth International Workshop on Freight Transportation and Logistics, May 26-29th, Çeşme, Turkey.
  17. OMEGA - The International Journal of Management Science
  18. Production and Operations Management
  19. The 2nd International Industrial Engineering Conference, Dec. 19th-21st 2004, Riyadh, Kingdom of Saudi Arabia.
  20. The 10th INFORMS Computing Society Conference, Jan. 03-05th 2007, Coral Gables, Florida, USA.
  21. The 15th International Conference on Multi-Criteria Decision Making (MCDM`00), M. Köksalan and S. Zionts (Eds.).
  22. The Handbook of Information Security, Hossein Bidgoli (Ed.), John Wiley & Sons, Inc. 2006.
  23. The International Conference on Industrial Engineering and Engineering Management 2007 (IEEM2007), Dec. 02-05th 2007, Singapore.
  24. Transactions on Operational Research, Publication of the Operational Research Society, Turkey.
  25. Transportation Research Part C - Emerging Technologies
  26. Transportation Science
  27. TÜBİTAK - ARDEB Support Program for Scientific and Technological Research & Development Projects.
  28. TÜBİTAK - KAMAG 1007 Support Program for Public Research & Development Projects.
  29. TÜBİTAK - TEYDEB Support Program for Industrial Research & Development.
  30. TÜSİAD - TBV`s (Informatics Foundation of Turkey) eTR Awards 2006 (www.etrodulleri.org).
REFERENCES
  1. Prof. Barış Tan, Koç University, College of Administrative Sciences and Economics, Istanbul-Turkey, btan@ku.edu.tr,
    +90 212  338 14 59,  +90 212  338 16 53
  2. Prof. H. Mete Soner, Swiss Federal Institute of Technology Zurich, Department of Mathematics, Switzerland, mete.soner@math.ethz.ch,
    +41 44  632 27 55,  +41 44  632 14 74
  3. Prof. Kemal Altınkemer, Purdue University, Krannert Graduate School of Management, kemal@purdue.edu, 
    +1 765  494 90 09,  +1 765  494-1526
  4. Prof. İ. Kuban Altınel, Boğaziçi University, Department of Industrial Engineering, Istanbul-Turkey, altinel@boun.edu.tr,
    +90 212  359 70 76,  +90 212  265 18 00
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Last updated on January 28, 2012 
by Deniz Aksen  ©2003-2012

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