Acknowledgement
We acknowledge the research was funded by the project "Evaluation of ex-core detector position on their response" (3210237) by Krsko Nuclear Power Plant. The research was also funded by the projects "Development of Computational Tools for the Determination of the Neutron Field in the Containment of a Pressurized Water Reactor" (L2-8163), "Stability of nuclear reactors in load follow mode of operation" (L2-2612) and the research core funding No. P2-0073 from the Slovenian Research Agency. T.G. acknowledges the L'Oreal-UNESCO For Women in Science Program for awarding her with Slovenian 2023 fellowship.
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