Prof. Dr. Didem GÖZÜPEK
Computer Engineering

Didem GÖZÜPEK
Phone
+90 (262) 605 22 17
Email
didem.gozupek@gtu.edu.tr
Web page
http://bilmuh.gtu.edu.tr/~dgozupek/
Office
Block A2, 237
Areas of interest
Structural and algorithmic graph theory, optimization problems in communication networks

JOURNALS (SCI/SCI-E)

J39. Y.Büyükçolak, D.Gözüpek, S.Özkan, "Well-indumatched pseudoforests", accepted to Discrete Applied Mathematics, 2024.

J38. M.Dettlaff, D.Gözüpek, J.Raczek, "Paired domination versus domination and packing number in graphs", accepted to Journal of Combinatorial Optimization, 2022.

J37. H.Alizadeh, D.Gözüpek, "Upper paired domination versus upper domination", accepted to Discrete Mathematics and Theoretical Computer Science, 2021.

J36. Y.Büyükçolak, D.Gözüpek, S.Özkan, "Triangle-free equimatchable graphs", accepted to Journal of Graph Theory, 2021.

J35. S.Bahadır, D.Gözüpek, O.Doğan, "On graphs whose all total dominating sequences have the same length", accepted to Discrete Mathematics, 2021.

J34. S.Bahadır, T.Ekim, D.Gözüpek, M.Shalom, "Well-totally-dominated graphs", accepted to Ars Mathematica Contemporanea, 2021.

J33. J.Baste, D.Gözüpek, M.Shalom, D.M.Thilikos, "Minimum reload cost graph factors", accepted to Theory of Computing Systems, 2020.

J32. Y.Büyükçolak, D.Gözüpek, S.Özkan, "Equimatchable bipartite graphs", accepted to Discussiones Mathematicae Graph Theory, 2020.

J31. H.Alizadeh, D.Gözüpek, "Signaling cost-aware routing for green networks", accepted to IET Communications, 2020.

J30. H.Alizadeh, G.Boruzanlı-Ekinci, D.Gözüpek, "(C3, C4, C5, C7)-free almost well-dominated graphs", accepted to Discussiones Mathematicae Graph Theory, 2020.

J29. H.Alizadeh D.Gözüpek, "Almost well-dominated bipartite graphs with minimum degree at least two", accepted to RAIRO-Operations Research, 2020.

J28. T.Ekim D.Gözüpek, A.Hujdurovic, M.Milanic, "Mind the independence gap", accepted to Discrete Mathematics, 2020.

J27. J.Baste, D.Gözüpek, C.Paul, I.Sau, D.M.Thilikos, "Parameterized complexity of finding a spanning tree with minimum reload cost diameter", accepted to Networks, 2019.

J26. S.Demirci, D.Gözüpek, "Switching cost-aware joint frequency assignment and scheduling for industrial cognitive radio networks", accepted to IEEE Transactions on Industrial Informatics, 2019.

J25. U.Odabaşı, H.Alizadeh, D.Gözüpek, "Energy-fair and flexible bandwidth-based routing in multi-domain green networks", accepted to IET Communications, 2019.

J24. Y.Büyükçolak, D.Gözüpek, S.Özkan, "Minimum reload cost cycle cover in complete graphs", accepted to Networks, 2019.

J23. M.H.Dahir, H.Alizadeh, D.Gözüpek, "Energy efficient virtual network embedding for federated software defined networks", accepted to International Journal of Communication Systems, 2018.

J22. T.Ekim, D.Gözüpek, A.Hujdurovic, M.Milanic, "On almost well-covered graphs of girth at least 6", accepted to Discrete Mathematics and Theoretical Computer Science, 2018.

J21. D.Gözüpek, M.Shalom, "On the complexity of edge coloring with minimum reload/changeover costs", accepted to Networks, 2018.

J20. S.Akbari, H.Alizadeh, T.Ekim, D.Gözüpek, M.Shalom, "Equimatchable claw-free graphs", accepted to Discrete Mathematics, 2018.

J19. S.Bahadır, D.Gözüpek, "On a class of graphs with large total domination number", accepted to Discrete Mathematics and Theoretical Computer Science, 2018.

J18. D.Gözüpek, A.Hujdurovic, M.Milanic, "Characterizations of minimal dominating sets and the well-dominated property in lexicographic product graphs", accepted to Discrete Mathematics and Theoretical Computer Science, 2017.

J17. Ş.Batı, D.Gözüpek, "Joint optimization of cash management and routing for new-generation automated teller machine networks", accepted to IEEE Transactions on Systems, Man, and Cybernetics: Systems, 2017.

J16. D.Gözüpek, S.Özkan, C.Paul, I.Sau, M.Shalom, "Parameterized complexity of the MINCCA problem on graphs of bounded decomposability", Theoretical Computer Science, vol.690, pp.91-103, 2017.

J15. C.Beşiktaş, D.Gözüpek, A.Ulaş, E.Lokman, "Secure virtual network embedding with flexible bandwidth-based revenue maximization", Computer Networks, vol.121, pp.89-99, 2017.

J14. Y.Büyükçolak, D.Gözüpek, S.Özkan, M.Shalom, "On one extension of Dirac's theorem on Hamiltonicity", accepted to Discrete Applied Mathematics, 2017.

J13. M.F.Tüysüz, Z.K.Ankaralı, D.Gözüpek, "A survey on energy efficiency in software defined networks", Computer Networks, vol.113, pp.188-204, 2017.

J12. N.Chiarelli, C.Dibek, T.Ekim, D.Gözüpek, S.Miklavic, "On matching extendability of lexicographic products", accepted to RAIRO-Operations Research, 2016.

J11. C.Dibek, T.Ekim, D.Gözüpek, M.Shalom, "Equimatchable graphs are C2k+1-free for k ≥ 4", Discrete Mathematics, vol.339, no.12, pp.2964-2969, 2016.

J10. D.Gözüpek, H.Shachnai, M.Shalom, S.Zaks, "Constructing minimum changeover cost arborescences in bounded treewidth graphs", Theoretical Computer Science, vol.621, pp.22-36, 2016.

J9. F.Ekici, D.Gözüpek, "Joint overlay routing and relay assignment for green networks", Computer Networks, vol.79, pp.323-344, 2015.

J8. D.Gözüpek, M.Shalom, F.Alagöz, "A graph theoretic approach to scheduling in cognitive radio networks", IEEE/ACM Transactions on Networking, vol.23, no.1, pp.317-328, 2015.

J7. D.Gözüpek, M.Shalom, A.Voloshin, S.Zaks, "On the complexity of constructing minimum changeover cost arborescences", Theoretical Computer Science, vol.540-541, pp.40-52, 2014.

J6. D.Gözüpek, S.Buhari, F.Alagöz, "A spectrum switching delay-aware scheduling algorithm for centralized cognitive radio networks", IEEE Transactions on Mobile Computing, vol.12, no.7, 2013.

J5. D.Gözüpek, B.Eraslan, F.Alagöz, "Throughput satisfaction-based scheduling for centralized cognitive radio networks", IEEE Transactions on Vehicular Technology, vol.61, no.9, 2012.

J4. B.Eraslan, D.Gözüpek, F.Alagöz, "An auction theory-based algorithm for throughput maximizing scheduling in centralized cognitive radio networks", IEEE Communications Letters, vol.15, no.7, pp.734-736, 2011.

J3. D.Gözüpek, F.Alagöz, "Genetic algorithm-based scheduling in cognitive radio networks under interference temperature constraints", Wiley's International Journal of Communication Systems (IJCS), vol.24, no.2, pp.239-257, 2011.

J2. D.Gözüpek, F.Alagöz, "Throughput and delay-optimal scheduling in cognitive radio networks under interference temperature constraints", Journal of Communications and Networks (JCN), vol.11, no.2, pp.147-155, 2009.

J1. D.Gözüpek, S.Papavassiliou, N.Ansari, "Enhancing quality of service provisioning in wireless ad hoc networks using service vector paradigm", Wiley Journal on Wireless Communications and Mobile Computing (WCMC), vol.6, no.7, pp.1003-1015, 2006.

INTERNATIONAL CONFERENCES

C21. J.Baste, D.Gözüpek, M.Shalom, D.M.Thilikos, "Minimum reload cost graph factors", accepted to International Conference on Current Trends in Theory and Practice of Computer Science (SOFSEM), Nový Smokovec, Slovakia, 2019.

C20. J.Baste, D.Gözüpek, C.Paul, I.Sau, M.Shalom, D.M.Thilikos, "Parameterized complexity of finding a spanning tree with minimum reload cost diameter", accepted to International Symposium on Parameterized and Exact Computation (IPEC), Vienna, Austria, 2017.

C19. D.Gözüpek, S.Özkan, C.Paul, I.Sau, M.Shalom, "Parameterized complexity of the MINCCA problem on graphs of bounded decomposability", accepted to International Workshop on Graph-Theoretic Concepts in Computer Science (WG), Istanbul, Turkey, 2016.

C18. C.Beşiktaş, D.Gözüpek, A.Ulaş, E.Lokman, Ö.Özyurt, K.Ulusoy, "Flexible bandwidth-based virtual network embedding", accepted to IEEE Network Operations and Management Symposium (NOMS), Istanbul, Turkey, 2016.

C17. N.T.Altan Akin, D.Gözüpek, "Energy-fair routing in multi-domain green networks", International Conference on Software, Telecommunications and Computer Networks (SoftCOM), Split-Bol (Island of Brac), Croatia, 2015.

C16. H.Alizadeh, D.Gözüpek, S.Buhari, A.Yayimli, "Minimizing signaling cost in green routing for software defined networks", IEEE International Symposium on Computers and Communications (ISCC), Cyprus, 2015.

C15. D.Gözüpek, M.Shalom, "Edge coloring with minimum reload/changeover costs", Algorithmic Graph Theory on the Adriatic Coast (AGTAC), Koper, Slovenia, 2015.

C14. C.Dibek, T.Ekim, D.Gözüpek, M.Shalom, "Equimatchable graphs are C2k+1-free for k ≥ 4", Cologne-Twente Workshop on Graphs and Combinatorial Optimization, Istanbul, Turkey, 2015.

C13. D.Gözüpek, H.Shachnai, M.Shalom, S.Zaks, "Constructing minimum changeover cost arborescences in bounded treewidth graphs", Cologne-Twente Workshop on Graphs and Combinatorial Optimization, Istanbul, Turkey, 2015.

C12. D.Gözüpek, M.Shalom, "Edge coloring with minimum reload/changeover costs", Cologne-Twente Workshop on Graphs and Combinatorial Optimization, Istanbul, Turkey, 2015.

C11. Y.Büyükçolak, D.Gözüpek, S.Özkan, "Extension of Dirac theorem on Hamiltonicity", Cologne-Twente Workshop on Graphs and Combinatorial Optimization, Istanbul, Turkey, 2015.

C10. M.Çamurli, D.Gözüpek, "Channel switching cost-aware resource allocation for multi-hop cognitive radio networks with a single transceiver", International Conference on Ad hoc Networks (ADHOCNETS), 2014.

C9. M.R.Çelenlioğlu, D.Gözüpek, H.A.Mantar, "A survey on the energy efficiency of vertical handover mechanisms", International Conference on Wireless and Mobile Networks (WiMoN), 2013.

C8. D.Gözüpek, M.Shalom, A.Voloshin, S.Zaks, "On the complexity of constructing minimum reload cost path-trees", short paper in International Symposium on Combinatorial Optimization (ISCO), Athens, Greece, 2012.

C7. D.Gözüpek, F.Alagöz, "An interference-aware throughput maximizing scheduler for centralized cognitive radio networks", IEEE International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC), Istanbul, Turkey, 2010.

C6. D.Gözüpek, G.Genç, C.Ersoy, "Channel assignment problem in cellular networks: A reactive tabu search approach", IEEE International Symposium on Computer and Information Sciences (ISCIS), Northern Cyprus, 2009.

C5. D.Gözüpek, F.Alagöz, "Scheduling in cognitive radio networks", Google Anita Borg Meeting, Zürich, Switzerland, 2009.

C4. D.Gözüpek, S.Bayhan, F.Alagöz, "A novel handover protocol to prevent hidden node problem in satellite assisted cognitive radio networks", IEEE International Symposium on Wireless Pervasive Computing (ISWPC), Santorini, Greece, 2008.

C3. D.Gözüpek, A.Sever, "Service concentration node in IMS", Lecture Notes in Computer Science (LNCS), International Conference on Next Generation Teletraffic and Wired/Wireless Advanced Networking (NEW2AN), vol.5174, pp.169-176, St.Petersburg, Russia, 2008.

C2. D.Gözüpek, S.Papavassiliou, N.Ansari, J.Yang, "A power efficient qos provisioning architecture for wireless ad hoc networks", IEEE International Conference on Communications (ICC), Istanbul, Turkey, 2006.

C1.D.Gözüpek, S.Papavassiliou, N.Ansari, "A cross-layer architecture for end-to-end qos provisioning for wireless ad hoc networks", International Symposium on Communication Systems, Networks, and Digital Signal Processing (CSNDSP), Patras, Greece, 2006.

BOOK CHAPTER

B1. D.Gözüpek, F.Alagöz, "An opportunistic pervasive networking paradigm: Multi-hop cognitive radio networks", Chapter 7 in Pervasive Computing and Networking, John Wiley and Sons, Ltd., UK, 2011.

LOCAL CONFERENCES

L1. D.Gözüpek, G.Genç, "Hücresel ağlarda kanal planlama problemine tabu araması yaklaşımı (A reactive tabu search approach to channel assignment problem in cellular networks), Conference on Academic Informatics (Akademik Bilişim), Şanlıurfa, Turkey, 2009.

1. Mustafa Çamurli, "Channel switching cost-aware resource allocation for multi-hop cognitive radio networks with a single transceiver", 2018. (Yüksek Lisans)

2. Sercan Demirci, "Frequency assignment, channel scheduling and routing in cognitive radio networks", 2018. (Doktora)

3. Mohamed Abdulkadir Haji Dahir, "Energy efficient virtual network embedding in federated software defined networks", 2017. (Yüksek Lisans)

4. Şeyma Batı, "Joint optimization of cash management and routing for new generation automated teller machine networks", 2016. (Yüksek Lisans)

5. Hadi Alizadeh, "Minimizing signaling cost in green routing for software defined networks", 2015. (Yüksek Lisans)

6. Fatma Ekici, "Joint overlay routing and relay assignment for green networks", 2014. (Yüksek Lisans)

  • Third Cycle (Doctoral): 2012 Bilgisayar Mühendisliği, Boğaziçi Üniversitesi, İstanbul, TR
  • Second Cycle (Master's): 2005 Elektrik Mühendisliği, New Jersey Institute of Technology, USA
  • First Cycle (Undergraduate): 2004 Telekomünikasyon Mühendisliği, Sabancı Üniversitesi, İstanbul, TR