Krzysztof Grochla, DSc Email: Orcid ID: 0000-0001-6221-4790Strona WWW: www.grochla.netPosition: Institute ProfessorResearch groups Internet of Things Group Horizontal TabsPublications Biblio RSS 2023 1. Strzoda, A., K. Grochla, P. Głomb, and A. Madej, "Link failure prediction in LoRa networks", International Wireless Communications and Mobile Computing Conference, IWCMC, Marrakesh, Morocco, IEEE, 07/2023. 2. Kovtun, V., K. Grochla, and K. Połys, "Investigation of the Information Interaction of the Sensor Network end IoT Device and the Hub at the Transport Protocol Level", MDPI Electronics, vol. 12, issue 22, 11/2023. 3. Kovtun, V., K. Grochla, V. Kharchenko, M. Anul Haq, and A. Semenov, "Stochastic forecasting of variable small data as a basis for analyzing an early stage of a cyber epidemic", Scientific Reports, vol. 13, 12/2023. 4. Kovtun, V., K. Grochla, T. Altameem, and M. Al-Maitah, "Evaluation of the QoS policy model of an ordinary 5G smart city cluster with predominant URLLC and eMBB traffic", PLOS ONE, 12/2023. 5. Kovtun, V., K. Grochla, W. Kempa, and K. Połys, "Reliably Controlling Massive Traffic between a Sensor Network End Internet of Things Device Environment and a Hub Using Transmission Control Protocol Mechanisms", MDPI Electronics, vol. 12, issue 24, 12/2023. 6. Kovtun, V., E. Zaitseva, V. Levashenko, K. Grochla, and O. Kovtun, "Small Stochastic Data Compactification Concept Justified in the Entropy Basis", Entropy, vol. 25, issue 12, 21 November 2023. 7. Nowak, S., K. Grochla, M. Słabicki, and M. Gorawski, "Efficient Universal Indoor Multicharacteristic Propagation model for indoor environments", 2023 International Wireless Communications and Mobile Computing (IWCMC), Marrakesh, Morocco, IEEE, pp. 1052-1058, 07/2023. 2022 8. Yegin, A., O. Seller, D. Orifiamma, X. Yu, B. Mai Thanh, D. Barthel, C. Buffard, I. Carrion, L. Ferreira, K. Grochla, et al., LoRaWAN® Relay Specification TS011-1.0.0, 2022. 9. Kovtun, V., and K. Grochla, "Investigation of the competitive nature of eMBB and mMTC 5G services in conditions of limited communication resource", Scientific Reports, vol. 12, 2022. 10. Grochla, K., A. Strzoda, R. Marjasz, P. Głomb, K. Książek, and Z. Łaskarzewski, "Energy-Aware Algorithm for Assignment of Relays in LPWAN", Transactions on Sensor Networks, vol. 18, issue 4, 11/2022. 11. Strzoda, A., K. Grochla, and K. Połys, "Variability of BLE Advertisement Packets Received Signal Strength and Delivery Probability in the Presence of Interferences", ACM MSWIM 22 - The 25th International Conference on Modeling, Analysis and Simulation of Wireless and Mobile Systems, DIVANET Symposium, Montreal, Canada, Association for Computing Machinery, 10/2022. 12. Strzoda, A., R. Marjasz, and K. Grochla, "How Accurate is LoRa Positioning in Realistic Conditions?", ACM MSWIM 22 - The 25th International Conference on Modeling, Analysis and Simulation of Wireless and Mobile Systems, DIVANET Symposium, New York, NY, USA, Association for Computing Machinery, 10/2022. 13. Strzoda, A., R. Marjasz, and K. Grochla, "LoRa Positioning in Verification of Location Data's Credibility", Symposium on Modelling, Analysis, and Simulation of Computer and Telecommunication Systems, Nice, France, Infocommunications Journal, 12/2022. 14. Strzoda, A., K. Grochla, A. Frankiewicz, and Z. Łaskarzewski, "Measurements and Analysis of Large Scale LoRa Network Efficiency", International Wireless Communications and Mobile Computing Conference, IWCMC , Dubrovnik, Croatia, IEEE, 2022. 2021 15. Marjasz, R., K. Połys, A. Strzoda, and K. Grochla, "Improving Delivery Ratio in LoRa Network", Proceedings of the 19th ACM International Symposium on Mobility Management and Wireless Access, New York, NY, USA, Association for Computing Machinery, 2021. 16. Marek, D., K. Grochla, and J. Duda, "Channel State Information Variability in BLE Positioning Measurements", International Conference On Systems Engineering, Wrocla, Springer International Publishing, 12/2021. 17. Marjasz, R., A. Strzoda, K. Połys, and K. Grochla, "Mitigation of LoRa interferences via dynamic channel weights", European Simulation and Modelling Conference (formelly European Simulation Multiconference) - ESM , Rome, Eurosis, pp. 150-154, 10/2021. 18. Książek, K., and K. Grochla, "Flexibility Analysis of Adaptive Data Rate Algorithm in LoRa Networks", IEEE IWCMC 2021 - 17th Int. Wireless Communications & Mobile Computing Conference, Harbin, China, IEEE, 2021. 19. Gorawski, M., K. Grochla, R. Marjasz, and A. Frankiewicz, "Energy Minimization Algorithm for Estimation of Clock Skew and Reception Window Selection in Wireless Networks", Sensors, vol. 21, 01/2021. 2020 20. Grochla, K., and K. Połys, "Heuristic Algorithm for Gateway Location Selection in Large Scale LoRa Networks", ACM International Wireless Communications and Mobile Computing Conference, Cyprus, 07/2020. (2.12 MB) 21. Frankiewicz, A., A. Glos, K. Grochla, Z. Łaskarzewski, J. Miszczak, K. Połys, P. Sadowski, and A. Strzoda, "LP WAN Gateway Location Selection Using Modified K-Dominating Set Algorithm", Symposium on Modelling, Analysis, and Simulation of Computer and Telecommunication Systems: Springer, 01/2021, 2020. 22. Gorawski, M., and K. Grochla, "Performance Tests of Smart City IoT Data Repositories for Universal Linear Infrastructure Data and Graph Databases", SN Computer Science, vol. 1, pp. 31, 2020. 2019 23. Połys, K., K. Grochla, M. Gorawski, and A. Frankiewicz, "Accuracy of UWB Location Tracking Devices When on the Move", International Conference on Computer Networks, vol. International Conference on Computer Networks: Springer, pp. 233-241, 06/2019. 24. Grochla, K., R. Marjasz, K. Połys, and A. Strzoda, "Kolizje pakietów w sieciach LoRa w zastosowaniach smart city", Przegląd Telekomunikacyjny+ Wiadomości Telekomunikacyjne, 2019. 25. Grochla, K., and M. Słabicki, "Transmit power optimization in cellular networks with nomadic base stations", IET Communications, vol. 13, issue 18, 23 August 2019. Pages123…następna ›ostatnia » Projectsiitis employee projects: 1. Methodology for Increasing the Dependability of Information Systems for Critical Use with a Heterogeneous Wireless Interface (2022/45/P/ST7/03450, 2023 - 2025) (BPN/BFR/2022/1/00019 , 2023 - 2024) (POIR.01.01.01-00-2612/20, 2021 - 2023) (POIR.01.01.01-00-1414/20, 2021 - 2023) 5. HybridMeshMeet: development of a hybrid system for neighborhood relation detection based on mesh network for MILES industry. (POIR.01.01.01-00-1261/19, 2020 - 2022) 6. Dynamic wireless framework for Smart City IoT infrastructure (POIR.04.01.04-00-00005/17, 2018 - 2021) 7. Optimization and load balancing in next generation wireless networks (LIDER/10/194/L-3/11/, 2013 - 2015) 8. Methods and tools for distributed modeling of wireless networks (N N516 407138, 2010 - 2013) 9. Methods and models for control of congestion and performance evaluation of mechanisms of qualities of services in the next generation internet (N517 025 31/2997, 2006 - 2008) 10. Application of contourlet transform for coding and transmission stereo-images (3 T11C 045 30, 2006 - 2008) 11. Study of possibility based on the long term theoretical knowledge of the JPEG2000 algorithms and his implementation in the DSP TMS320C6414 and FPGA from Xilinx (-, 2005 - 2007) 12. Parameter's tuning of the traffic shaping algorithms in the Internet Protocol (3 T11C 040 27, 2004 - 2006) 13. Nano and quantum systems of informatics (7 T11C 017 21, 2001 - 2003) Redakcja 2021 1. Byrski, A., T. Czachórski, E. Gelenbe, K. Grochla, and Y. Murayama, "Computer Science Protecting Human Society Against Epidemics", ANTICOVID 2021, vol. 616, no. 616, Virtual Event, June 28–29, 2021, Springer, pp. 125, 2021. 2018 2. "Computer and Information Sciences - 32nd International Symposium, ISCIS 2018, Held at the 24th IFIP World Computer Congress, WCC 2018, Poznan, Poland, September 20-21, 2018, Proceedings", Communications in Computer and Information Science, vol. 935: Springer, 2018. 2016 3. Nowak, S., M. Nowak, K. Grochla, and P. Pecka, "Global Queue Pruning Method for Efficient Broadcast in Multihop Wireless Networks", Computer and Information Sciences: 31st International Symposium, ISCIS 2016, Kraków, Poland, October 27–28, 2016, Proceedings, Cham, Springer International Publishing, pp. 214–224, 2016.