publications

2026

1. 

   Towards Detecting Persuasion on Social Media: From Model Development to Insights on Persuasion Strategies

   Elyas Meguellati, Stefano Civelli, Pietro Bernardelle, and 3 more authors

   In Proceedings of the International AAAI Conference on Web and Social Media, 2026

   arXiv Bib

   @inproceedings{meguellati2026spotting,
     title = {Towards Detecting Persuasion on Social Media: From Model Development to Insights on Persuasion Strategies},
     author = {Meguellati, Elyas and Civelli, Stefano and Bernardelle, Pietro and Sadiq, Shazia and King, Irwin and Demartini, Gianluca},
     booktitle = {Proceedings of the International AAAI Conference on Web and Social Media},
     year = {2026}
   }

2025

1. 

   Mapping and Influencing the Political Ideology of Large Language Models using Synthetic Personas

   Pietro Bernardelle, Leon Fröhling, Stefano Civelli, and 3 more authors

   In Companion Proceedings of the ACM on Web Conference, 2025

   PAPER arXiv Bib

   @inproceedings{bernardelle2025mapping,
     title = {Mapping and Influencing the Political Ideology of Large Language Models using Synthetic Personas},
     author = {Bernardelle, Pietro and Fr\"{o}hling, Leon and Civelli, Stefano and Lunardi, Riccardo and Roitero, Kevin and Demartini, Gianluca},
     booktitle = {Companion Proceedings of the ACM on Web Conference},
     pages = {864--867},
     year = {2025}
   }

2. 

   The Impact of Persona-based Political Perspectives on Hateful Content Detection

   Stefano Civelli, Pietro Bernardelle, and Gianluca Demartini

   In Companion Proceedings of the ACM on Web Conference, 2025

   PAPER arXiv Bib

   @inproceedings{civelli2025impact,
     author = {Civelli, Stefano and Bernardelle, Pietro and Demartini, Gianluca},
     title = {The Impact of Persona-based Political Perspectives on Hateful Content Detection},
     booktitle = {Companion Proceedings of the ACM on Web Conference},
     pages = {1963--1968},
     year = {2025}
   }

2024

1. 

   Optimizing LLMs with Direct Preferences: A Data Efficiency Perspective

   Pietro Bernardelle and Gianluca Demartini

   In Proceedings of the 2024 Annual International ACM SIGIR Conference on Research and Development in Information Retrieval in the Asia Pacific Region, 2024

   PAPER arXiv Bib

   @inproceedings{bernardelle2024optimizing,
     title = {Optimizing LLMs with Direct Preferences: A Data Efficiency Perspective},
     author = {Bernardelle, Pietro and Demartini, Gianluca},
     booktitle = {Proceedings of the 2024 Annual International ACM SIGIR Conference on Research and Development in Information Retrieval in the Asia Pacific Region},
     pages = {236--240},
     year = {2024}
   }