1. S. Tomic, R. Dinis, M. Beko, “Impact of Nonlinear Devices in Software Radio Signals,” IEEE 75th International Conference on Vehicular Technology (VTC), Yokohama, Japan, May 6-9, 2012. http://dx.doi.org/10.1109/VETECS.2012.6239986
2. M. Beko, S. Tomic, R. Dinis, V. Lipovac, “Convex Optimization-based Beamforming in Cognitive Radio Multicast Transmission,” IEEE 76th International Conference on Vehicular Technology (VTC), Québec, Canada, September 3-6, 2012. http://dx.doi.org/10.1109/VTCFall.2012.6399378
3. S. Tomic, M. Beko, R. Dinis, V. Lipovac, “RSS-based Localization in Wireless Sensor Networks using SOCP Relaxation,” IEEE 14th Workshop on Signal Processing Advances in Wireless Communications (SPAWC), Darmstadt, Germany, June 16-19, 2013. http://dx.doi.org/10.1109/SPAWC.2013.6612150
4. S. Tomic, M. Beko, R. Dinis, V. Lipovac, G. Dimic, “RSS-based Localization in Wireless Sensor Networks with Unknown Transmit Power and Path Loss Exponent using SDP Relaxation,” WSEAS International Conference on Applied Electromagnetics, Wireless and Optical Communications (ELECTROSCIENCE '13), Dubrovnik, Croatia, June 25-27, 2013. ISBN: 978-960-474-308-7 http://www.wseas.us/e-library/conferences/2013/Dubrovnik/TELECIRC/TELECIRC-01.pdf
5. S. Tomic, M. Beko, R. Dinis, M. Raspopovic, “Distributed RSS-based Localization in Wireless Sensor Networks using Convex Relaxation,” International Conference on Computing, Networking and Communications (ICCNC), Hawaii, USA, February 3-6, 2014. http://dx.doi.org/10.1109/ICCNC.2014.6785449
6. S. Tomic, M. Beko, R. Dinis, M. Raspopovic, “Distributed RSS-based Localization in Wireless Sensor Networks with Asynchronous Node Communication,” 5th Doctoral Conference on Computing, Electrical and Industrial Systems (DoCEIS'14), Caparica, Portugal, April 7-9, 2014. http://dx.doi.org/10.1007/978-3-642-54734-8_57
7. S. Tomic, M. Marikj, M. Beko, R. Dinis, M. Raspopovic, R.Sendelj, “Energy-efficient Distributed RSS-based Localization in Wireless Sensor Networks Using Convex Relaxation,” 6th International ICT Forum, Nis, Serbia, October 14-16, 2014. ISBN 978-86-80593-52-4 http://ictforum.rpknis.rs/images/ICT_Forum_2014/Proceedings/7.pdf
8. S. Tomic, M. Beko, R. Dinis, G. Dimic, M. Tuba, “Distributed RSS-based Localization in Wireless Sensor Networks with Node Selection Mechanism,” 6th Doctoral Conference on Computing, Electrical and Industrial Systems (DoCEIS'15), Caparica, Portugal, April 13-15, 2015. http://dx.doi.org/10.1007/978-3-319-16766-4_22
9. S. Tomic, M. Marikj, M. Beko, R. Dinis, “Hybrid RSS-AoA Technique for 3-D Node Localization in Wireless Sensor Networks,” International Wireless Communications and Mobile Computing Conference (IWCMC), Dubrovnik, Croatia, August 24-28, 2015. http://dx.doi.org/10.1109/IWCMC.2015.7289266
10. S. Tomic, M. Beko, R. Dinis, V. Lipovac, “Efficient Estimator for Distributed RSS-based Localization in Wireless Sensor Networks,” International Wireless Communications and Mobile Computing Conference (IWCMC), Dubrovnik, Croatia, August 24-28, 2015. http://dx.doi.org/10.1109/IWCMC.2015.7289264
11. S. Tomic, M. Beko, R. Dinis, L. Berbakov, “Cooperative Localization in Wireless Sensor Networks Using Combined Measurements,” 23rd Telecommunications Forum (TELFOR), Belgrade, Serbia, November 24-26, 2015. http://dx.doi.org/10.1109/TELFOR.2015.7377513
12. S. Tomic, M. Beko, R. Dinis, M. Tuba, “A WLS Estimator for Target Localization in a Cooperative Wireless Sensor Network,” 7th Doctoral Conference on Computing, Electrical and Industrial Systems (DoCEIS'16), Caparica, Portugal, April 11-13, 2016. http://dx.doi.org/10.1007/978-3-319-31165-4_27
13. S. Tomic, M. Beko, R. Dinis, M. Tuba, N. Bacanin, “An Efficient WLS Estimator for Target Localization in Wireless Sensor Networks,” 24th Telecommunications Forum (TELFOR), Belgrade, Serbia, November 22-23, 2016. http://dx.doi.org/10.1109/TELFOR.2016.7818822
14. S. Tomic, M. Beko, R. Dinis, M. Tuba, N. Bacanin, “MAP Estimator for Target Tracking in Wireless Sensor Networks for Unknown Transmit Power,” 8th Doctoral Conference on Computing, Electrical and Industrial Systems (DoCEIS'17), Caparica, Portugal, May 03-05, 2017. http://dx.doi.org/10.1007/978-3-319-56077-9_32
15. D. Vicente, S. Tomic, M. Beko, R. Dinis, M. Tuba, N. Bacanin, “Kalman Filter for Target Tracking Using Coupled RSS and AoA Measurements,” 13th International Wireless Communications and Mobile Computing Conference (IWCMC 2017), Valencia, Spain; June 26-30, 2017. http://dx.doi.org/10.1109/IWCMC.2017.7986591
16. S. Tomic, M. Beko, M. Tuba, N. Bacanin, “Target Localization in Adverse Indoor Environments,” 25th Telecommunications Forum (TELFOR), Belgrade, Serbia, Nov. 2017. http://dx.doi.org/10.1109/TELFOR.2017.8249363
17. S. Tomic, M. Beko, R. Dinis, “Hybrid RSS/AoA-based Target Localization and Tracking in Wireless Sensor Networks,” in 'Resilient Systems', 9th Doctoral Conference on Computing, Electrical and Industrial Systems (DoCEIS'18), Caparica, Portugal, May 02-04, 2018 (best paper award). https://doi.org/10.1007/978-3-319-78574-5_18
18. D. Pedro, S. Tomic, L. Bernardo, M. Beko, R. Oliveira, R. Dinis, P. Pinto, “Localization of Static Remote Devices Using Smartphones,” IEEE 87th Vehicular Technology Conference (VTC), Porto, Portugal, June 03-06, 2018. http://dx.doi.org/10.1109/VTCSpring.2018.8417726
19. S. Tomic, M. Beko, R. Oliveira, L. Bernardo, N. Bacanin, M. Tuba, “On Hybrid RSS/TOA Target Localization in NLOS Environments,” 14th International Wireless Communications and Mobile Computing Conference (IWCMC 2018), Limassol, Cyprus, June 25—29, 2018. http://dx.doi.org/10.1109/IWCMC.2018.8450281
20. S. Tomic, M. Beko, M. Tuba, N. Bacanin, “Case Study of Target Localization Based on Hybrid and Traditional Ranging via RSS and TOA,” 26th Telecommunications Forum (TELFOR), Belgrade, Serbia, November 20—21 2018. http://dx.doi.org/10.1109/TELFOR.2018.8612144
21. J. Fé, S. Correia, S. Tomic, M. Beko, “Kalman Filtering for Tracking a Moving Acoustic Source based on Energy Measurements,” International Conference on Electrical, Computer, Communications, and Mechatronics Engineering (ICECCME), Mauritius, October 07—08 2021. https://doi.org/10.1109/ICECCME52200.2021.9590919
22. S. Correia, J. Fé, S. Tomic, M. Beko, “Drones as Sound Sensors for Energy-Based Acoustic Tracking on Wildfire Environments,” 2021 IFIP International IoT Conference, virtual conference, September 14–15, 2021. https://doi.org/10.1007/978-3-030-96466-5_8
23. R. Santos, J. P. Matos-Carvalho, S. Tomic, M. Beko, S. D. Correia, “Applying Deep Neural Networks to Improve UAV Navigation in Satellite-less Environments,” 6th International Young Engineers Forum on Electrical and Computer Engineering (YEF-ECE’2022), Caparica, Portugal, July 01, 2022. https://doi.org/10.1109/YEF-ECE55092.2022.9850152
24. J. P. Matos-Carvalho, A. Vong, D. Pedro, S. Tomic, M. Beko, F. Azevedo, A. Mora, “Open-source Mapping Method Applied to Thermal Imagery,” Computing Conference, London (online), UK, July 14-15, 2022. https://doi.org/10.1007/978-3-031-10461-9_3
25. R. Santos, J. P. Matos-Carvalho, S. Tomic, M. Beko, and S. D. Correia, “A Hybrid LSTM-based Neural Network for Satellite-less UAV Navigation,” 6th Conference on Cloud and Internet of Things (CIoT), Lisbon, Portugal, March 20-22, 2023. https://doi.org/10.1109/CIoT57267.2023.10084873
26. J. P. Matos-Carvalho, S. D. Correia, and S. Tomic, “Sensitivity Analysis of LSTM Networks for Fall Detection Wearable Sensors,” 6th Conference on Cloud and Internet of Things (CIoT), Lisbon, Portugal, March 20-22, 2023. https://doi.org/10.1109/CIoT57267.2023.10084906
27. J. Wubben, J. P. Matos-Carvalho, D. Pedro, S. Tomic, and C. T. Calafate, “Empirical Evaluation of Multi UAV Coverage Path Planning for Aerial Surveying,” 6th International Workshop on Wireless Sensors and Drones in Internet of Things (Wi-DroIT), Abu Dhabi, United Arab Emirates, April 29-May 1, 2024. https://doi.org/10.1109/DCOSS-IoT61029.2024.00050
28. R. Santos, J. P. Matos-Carvalho, S. Tomic, M. Beko and C. T. Calafate, “Convolutional Neural Networks for autonomous UAV Navigation in GPS-denied Environments,” 'Human-Centric Systems', 15th Doctoral Conference on Computing, Electrical and Industrial Systems (DoCEIS'24), Caparica, Portugal, July 03-05, 2024. https://doi.org/10.1007/978-3-031-63851-0_7
29. S. D. Correia, J. P. Matos-Carvalho, and S. Tomic, “Quantization with Gate Disclosure for Embedded Artificial Intelligence Applied to Fall Detection,” ACM 4th International Conference on Information Technology for Social Good (GoodIT 2024), Bremen, Germany, September 4-6, 2024. https://doi.org/10.1145/3677525.3678644
30. T. Devaja, M. Petkovic, S. Tomic, D. Vukobratovic, "Reliability Analysis of mMTC Slotted ALOHA Systems Under Finite-Length Constraints," 8th International Balkan Conference on Communications and Networking (Balkancom), Piraeus, Greece, June 17-20, 2025. https://www.balkancom.info/2025/docs/Program_Balkancom_2025.pdf
31. R. Serras Santos, J. P. Matos-Carvalho, C. T. Calafate, S. D. Correira, S. Tomic, M. Beko, and P. Manzoni, “Deep Learning Models for GNSS-denied Target Navigation,” in 'Human-Centric Systems', 15th Doctoral Conference on Computing, Electrical and Industrial Systems (DoCEIS'25), Caparica, Portugal, July 2-4, 2025. (best paper award). https://doi.org/10.1007/978-3-031-97051-1_15
32. T. Devaja, M. Petkovic, C. Wang, S. Tomic, and D. Vukobratovic, “Reliability Analysis of mMTC Slotted ALOHA with Probabilistic Retransmissions of Short Packets,” to appear in 2025 International Conference on Future Communications and Networks (FCN), Belgrade, Serbia, August 18-22, 2025.