Fact-Checking the Output of Large Language Models via Token-Level Uncertainty Quantification. - Fadeeva, Ekaterina; Rubashevskii, Aleksandr; Shelmanov, Artem; Petrakov, Sergey; Li, Haonan; Mubarak, Hamdy; Tsymbalov, Evgenii; Kuzmin, Gleb; Panchenko, Alexander; Baldwin, Timothy; Nakov, Preslav; Panov, Maxim (CoRR, 2024)