Dominik Macko mdok of KInIT: Robustly Fine-tuned LLM for Binary and Multiclass AI-Generated Text Detection. 3819-3826 2025 CLEF (Working Notes) https://ceur-ws.org/Vol-4038/paper_307.pdf conf/clef/2025w db/conf/clef/clef2025w.html#Macko25 streams/conf/clef