prof. dr hab. inż. Krzysztof Walkowiak

Email: krzysztof.walkowiak@pwr.edu.pl

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Structure: Faculty of Information and Communication Technology (N) » Department of Systems and Computer Networks

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ul. Z. Janiszewskiego 11/17, 50-372 Wrocław
building C-3, room 108
phone +48 71 320 3361

Research fields

• Network optimization; network survivability; optical networks (Elastic Optical Networks, Space Division Multiplexing); soft optimization methods; distributed computing systems (cloud computing, data centers, P2P).

Recent papers

2018

• Klinkowski M., Lechowicz P., Walkowiak K., Survey of resource allocation schemes and algorithms in spectrally-spatially flexible optical networking, Optical Switching and Networking, Vol. 27, No. 1, pp. 58-78, 2018.

2016

• Klinkowski M., Walkowiak K., On Performance Gains of Flexible Regeneration and Modulation Conversion in Translucent Elastic Optical Networks with Super-channel Transmission, IEEE Journal of Lightwave Technology, Vol. 34, No. 23, 2016.

2015

• Tornatore M., Rottondi C., Goścień R., Walkowiak K., Rizzelli G. and Morea A., On the Complexity of Routing and Spectrum Assignment in Flexible-Grid Ring Networks, IEEE/OSA Journal of Optical Communications and Networking, Vol. 7, Issue 2, pp. A256-A267, 2015.
• Goścień R., Walkowiak K., Klinkowski M., Tabu Search Algorithm for Routing, Modulation and Spectrum Allocation in Elastic Optical Network with Anycast and Unicast Traffic, Computer Networks, Vol. 79, pp. 148-165, 2015.
• Przewoźniczek M., Goścień R., Walkowiak K., Klinkowski M., Towards solving practical problems of large solution space using a novel pattern searching hybrid evolutionary algorithm - An elastic optical network optimization case study, Expert Systems with Applications, Vol. 21, Issue 21, pp. 7781-7796, 2015.
• Goścień R., Walkowiak K., Klinkowski M., Rak J., Protection in Elastic Optical Networks, IEEE Network, Vol. 29, No. 6, pp. 88-96, 2015.

2013

• Klinkowski M., Walkowiak K., On Advantages of Elastic Optical Networks for Provisioning of Cloud Computing Traffic, IEEE Network, Vol. 27, No. 6, pp. 44-51, 2013.
• Chmaj G., Walkowiak K., A P2P computing system for overlay networks, Future Generation Computer Systems, Vol. 29, No. 1, pp. 242-249, 2013.

Papers in DONA database

Selected publications
1	Artykuł 2026 Aleksandra M Knapińska Jakub Derda, Franciszek Strasburger, Szymon T Wojciechowski Jakub Klikowski Piotr T Lechowicz Krzysztof Walkowiak Graph-based machine learning estimation methods for backbone optical network optimization. IEEE Transactions on Cognitive Communications and Networking. 2026, vol. 12, s. 2618-2630. ISSN: 2332-7731 Zasoby:DOIURLSFX
2	Artykuł 2025 Michał Błaszczak Ireneusz Jabłoński Aleksandra M Knapińska Krzysztof Walkowiak The use of multimodal machine learning and explainable AI for automating the monitoring and management of 5G+ cellular network conditions = Wykorzystanie multimodalnego uczenia maszynowego oraz wyjaśnialnego AI do automatyzacji monitorowania i zarządzania stanem sieci komórkowej 5G. Przegląd Telekomunikacyjny, Wiadomości Telekomunikacyjne. 2025, R. 2025, nr 4, s. 267-270. ISSN: 1230-3496; 2449-7487 Zasoby:DOIURL
3	Referat konferencyjny 2025 Adam Włodarczyk Aleksandra M Knapińska Piotr T Lechowicz Salvatore Spadaro, Krzysztof Walkowiak Hit-less dynamic reallocation for time-varying traffic in translucent SDM optical networks. W: ICTON 2025 : 25th Anniversary International Conference on Transparent Optical Networks, Barcelona, Catalonia, Spain, July 6-10, 2025 / eds. Crina Cojocaru, Salvatore Spadaro, Marian Marciniak. Danvers, MA : IEEE ; Warsaw : National Institute of Telecommunications, cop. 2025. s. 1-4. ISBN: 979-8-3315-9777-1; 979-8-3315-9778-8 Zasoby:DOIURL
4	Referat konferencyjny 2025 Aleksandra M Knapińska Piotr T Lechowicz Salvatore Spadaro, Krzysztof Walkowiak Energy efficiency analysis of multilayer networks with time-varying traffic. W: ICTON 2025 : 25th Anniversary International Conference on Transparent Optical Networks, Barcelona, Catalonia, Spain, July 6-10, 2025 / eds. Crina Cojocaru, Salvatore Spadaro, Marian Marciniak. Danvers, MA : IEEE ; Warsaw : National Institute of Telecommunications, cop. 2025. s. 1-4. ISBN: 979-8-3315-9777-1; 979-8-3315-9778-8 Zasoby:DOIURL
5	Referat konferencyjny 2025 Aleksandra M Knapińska Piotr T Lechowicz Krzysztof Walkowiak Provisioning anycast connections in traffic-prediction-assisted multilayer networks. W: ICTON 2025 : 25th Anniversary International Conference on Transparent Optical Networks, Barcelona, Catalonia, Spain, July 6-10, 2025 / eds. Crina Cojocaru, Salvatore Spadaro, Marian Marciniak. Danvers, MA : IEEE ; Warsaw : National Institute of Telecommunications, cop. 2025. s. 1-4. ISBN: 979-8-3315-9777-1; 979-8-3315-9778-8 Zasoby:DOIURL
6	Artykuł 2024 Dominik Dulas Justyna Witulska Agnieszka Wyłomańska Krzysztof Walkowiak Data-driven model for long-term forecasting of 5G throughput and delay per network slice with the context of cell configuration = Model oparty na danych do długoterminowego prognozowania przepustowości i opóźnień plastrów sieci 5G z kontekstem konfiguracji komórki. Przegląd Telekomunikacyjny, Wiadomości Telekomunikacyjne. 2024, R. 2024, nr 4, s. 419-424. ISSN: 1230-3496; 2449-7487 Zasoby:DOI
7	Referat konferencyjny 2024 Aleksandra M Knapińska Piotr T Lechowicz Krzysztof Walkowiak Impact of time-varying traffic type on the performance of multilayer networks. W: Proceedings of the 2024 20th International Conference on Network and Service Management CNSM 2024 : AI-Powered Network and Service Management for Tomorrow's Digital World, October 28 - October 31, 2024, Prague, Czech Republic / eds. Pál Varga [i in.]. [Danvers, MA] : IEEE : IFIP, cop. 2024. s. 1-5. ISBN: 978-3-903176-66-9 Zasoby:DOIURL
8	Artykuł 2024 Piotr T Lechowicz Aleksandra M Knapińska Adam Włodarczyk Krzysztof Walkowiak Traffic weaver: semi-synthetic time-varying traffic generator based on averaged time series. SoftwareX. 2024, vol. 28, art. 101946, s. 1-5. ISSN: 2352-7110 Zasoby:DOIURLSFX
9	Artykuł 2024 Tobiasz Puślecki Krzysztof Walkowiak A novel one-versus-all approach for multi-class classification in TinyML systems. IEEE Embedded Systems Letters. 2024, vol. 17, nr 2, s. 71-74. ISSN: 1943-0663; 1943-0671 Zasoby:DOISFX
10	Artykuł 2024 Joanna Komorniczak Tobiasz Puślecki Paweł Ksieniewicz Krzysztof Walkowiak Certainty-based neural network architecture selection framework for TinyML systems. IEEE Access. 2024, vol. 12, s. 155632-155643. ISSN: 2169-3536 Zasoby:DOISFX

All employee publications