no code implementations • 9 Aug 2024 • Vukan Ninkovic, Ognjen Kundacina, Dejan Vukobratovic, Christian Häger, Alexandre Graell i Amat
In this paper, we propose a novel decoding method for Quantum Low-Density Parity-Check (QLDPC) codes based on Graph Neural Networks (GNNs).
no code implementations • 3 May 2024 • Ognjen Kundacina, Vladimir Vincan, Dragisa Miskovic
The second stage incorporates a supervised AL strategy, with a batch AL method specifically developed for ASR, aimed at selecting diverse and informative batches of samples.
no code implementations • 1 Sep 2023 • Ognjen Kundacina
This PhD thesis thoroughly examines the utilization of deep learning techniques as a means to advance the algorithms employed in the monitoring and optimization of electric power systems.
no code implementations • 28 Apr 2023 • Ognjen Kundacina, Mirsad Cosovic, Dragisa Miskovic, Dejan Vukobratovic
As phasor measurement units (PMUs) become more widely used in transmission power systems, a fast state estimation (SE) algorithm that can take advantage of their high sample rates is needed.
no code implementations • 1 Mar 2023 • Ognjen Kundacina, Gorana Gojic, Mile Mitrovic, Dragisa Miskovic, Dejan Vukobratovic
Electrical power systems are increasing in size, complexity, as well as dynamics due to the growing integration of renewable energy resources, which have sporadic power generation.
no code implementations • 28 Feb 2023 • Ognjen Kundacina, Gorana Gojic, Mirsad Cosovic, Dragisa Miskovic, Dejan Vukobratovic
Additionally, to evaluate the scalability of the GNN model, we conduct experiments on power systems of various sizes.
no code implementations • 16 Feb 2023 • Mile Mitrovic, Ognjen Kundacina, Aleksandr Lukashevich, Petr Vorobev, Vladimir Terzija, Yury Maximov, Deepjyoti Deka
The developed tool presents a novel data-driven approach based on the GP regression model for solving the CC-OPF problem with a trade-off between complexity and accuracy.
1 code implementation • 23 Jul 2022 • Ognjen Kundacina, Mirsad Cosovic, Dragisa Miskovic, Dejan Vukobratovic
Nonlinear state estimation (SE), with the goal of estimating complex bus voltages based on all types of measurements available in the power system, is usually solved using the iterative Gauss-Newton method.
no code implementations • 22 Jul 2022 • Ognjen Kundacina, Miodrag Forcan, Mirsad Cosovic, Darijo Raca, Merim Dzaferagic, Dragisa Miskovic, Mirjana Maksimovic, Dejan Vukobratovic
Firstly, in a tutorial fashion, we present an overview on how distributed SE can be integrated with the elements of the 5G core network and radio access network architecture.
1 code implementation • 6 Jun 2022 • Ognjen Kundacina, Mirsad Cosovic, Dejan Vukobratovic
The power system state estimation (SE) algorithm estimates the complex bus voltages based on the available set of measurements.
1 code implementation • 11 Jan 2022 • Ognjen Kundacina, Mirsad Cosovic, Dejan Vukobratovic
The goal of the state estimation (SE) algorithm is to estimate complex bus voltages as state variables based on the available set of measurements in the power system.