Publications de Umberto GRANDI
Carlos Navarrete Lizama, Mariana Gomes da Motta Macedo, Rachael Colley, Jingling Zhang, Nicole Ferrada, Maria Eduarda Mello, Rodrigo Lira, Carmelo Bastos-Filho, Umberto Grandi, Jérôme Lang, César A. Hidalgo
Understanding political divisiveness using online participation data from the 2022 French and Brazilian presidential elections
Nature Human Behaviour, 2023, pp.1-84. ⟨10.1038/s41562-023-01755-x⟩
Umberto Grandi, Jérôme Lang, Ali Ozkes, Stéphane Airiau
Voting behavior in one-shot and iterative multiple referenda
Social Choice and Welfare, 2022, ⟨10.1007/s00355-022-01436-0⟩
Rachael Colley, Umberto Grandi, Arianna Novaro
Unravelling multi-agent ranked delegations
Autonomous Agents and Multi-Agent Systems, 2021, 36 (article 9), pp.1-48. ⟨10.1007/s10458-021-09538-2⟩
Cristina Cornelio, Judy Goldsmith, Umberto Grandi, Nicholas Mattei, Francesca Rossi, K. Brent Venable
Reasoning with PCP-Nets
Journal of Artificial Intelligence Research, 2021, 72, pp.1103-1161. ⟨10.1613/jair.1.13009⟩
Umberto Grandi, Emiliano Lorini, Arianna Novaro, Laurent Perrussel
Games of Influence
Journal of Logic and Computation, 2021, exaa088, pp.1-29. ⟨10.1093/logcom/exaa088⟩
Edith Elkind, Umberto Grandi, Francesca Rossi, Arkadii Slinko
Cognitive hierarchy and voting manipulation in k-approval voting
Mathematical Social Sciences, 2020, 108, pp.193-205. ⟨10.1016/j.mathsocsci.2020.07.001⟩
Umberto Grandi, James Stewart, Paolo Turrini
Personalised rating
Autonomous Agents and Multi-Agent Systems, 2020, 34 (article 55), pp.1-42. ⟨10.1007/s10458-020-09479-2⟩
Umberto Grandi, Davide Grossi, Paolo Turrini
Negotiable Votes: Pre-Vote Negotiations in Binary Voting with Non-Manipulable Rules
Journal of Artificial Intelligence Research, 2019, 64, pp.895-929. ⟨10.1613/jair.1.11446⟩
Umberto Grandi, Daniel Hughes, Francesca Rossi, Arkadii Slinko
Gibbard-Satterthwaite Games for k-Approval Rules
Mathematical Social Sciences, 2019, 99, pp.24–35. ⟨10.1016/j.mathsocsci.2019.03.001⟩
Arianna Novaro, Umberto Grandi, Andreas Herzig
Judgment aggregation in dynamic logic of propositional assignments
Journal of Logic and Computation, 2018, 28 (7), pp.1471-1498. ⟨10.1093/logcom/exy024⟩
Francesco Belardinelli, Umberto Grandi, Andreas Herzig, Dominique Longin, Emiliano Lorini, Arianna Novaro, Laurent Perrussel
Relaxing Exclusive Control in Boolean Games
Electronic Proceedings in Theoretical Computer Science, 2017, Proceedings Sixteenth Conference on Theoretical Aspects of Rationality and Knowledge (TARK 2017), 251, pp.43-56. ⟨10.4204/EPTCS.251.4⟩
Graph Aggregation
Artificial Intelligence, 2017, 245, pp.86-114. ⟨10.1016/j.artint.2017.01.001⟩
Umberto Grandi, Andrea Loreggia, Francesca Rossi, Vijay Saraswat
A Borda Count for Collective Sentiment Analysis
Annals of Mathematics and Artificial Intelligence, 2016, 77 (3), pp.281–302
Ryan Schuerkamp, Philippe Giabbanelli, Umberto Grandi, Sylvie Doutre
How to Combine Models? Principles and Mechanisms to Aggregate Fuzzy Cognitive Maps
Winter Simulation Conference (WSC 2023), Dec 2023, San Antonio, Texas, United States
Timothy Parker, Umberto Grandi, Emiliano Lorini
Anticipating Responsibility in Multiagent Planning
26th European Conference on Artificial Intelligence (ECAI 2023), Oct 2023, Crakow, Poland. ⟨10.3233/faia230474⟩
Stéphane Airiau, Hugo Gilbert, Umberto Grandi, Jérôme Lang, Anaëlle Wilczynski
Fair Rent Division on a Budget Revisited
26th European Conference on Artificial Intelligence (ECAI 2023), European Association for Artificial Intelligence (EurAI); Polish Artificial Intelligence Society (PSSI), Sep 2023, Kraków, Poland. ⟨10.3233/faia230253⟩
Rachael Colley, Umberto Grandi, César A. Hidalgo, Mariana Gomes da Motta Macedo, Carlos Navarrete Lizama
Measuring and Controlling Divisiveness in Rank Aggregation
32nd International Joint Conference on Artificial Intelligence (IJCAI 2023), Aug 2023, Macau, China. pp.2616-2623, ⟨10.24963/ijcai.2023/291⟩
Umberto Grandi, Emiliano Lorini, Timothy Parker
Moral Planning Agents with LTL Values
32nd International Joint Conference on Artificial Intelligence (IJCAI 2023 ), International Joint Conferences on Artifical Intelligence (IJCAI), Aug 2023, Macau, China. pp.418-426, ⟨10.24963/ijcai.2023/47⟩
Umberto Grandi, Lawqueen Kanesh, Grzegorz Lisowski, Ramanujan Sridharan, Paolo Turrini
Identifying and Eliminating Majority Illusion in Social Networks
AAAI Conference on Artificial Intelligence (AAAI 2023), AAAI: Association for the Advancement of Artificial Intelligence, Feb 2023, Washington DC, United States. pp.5062-5069, ⟨10.1609/aaai.v37i4.25634⟩
Umberto Grandi, Emiliano Lorini, Timothy Parker, Rachid Alami
Logic-Based Ethical Planning
21st International Conference of the Italian Association for Artificial Intelligence: Advances in Artificial Intelligence (AIxIA 2022), Italian Association for Artificial Intelligence, Nov 2022, Udine, Italy. pp.198–211, ⟨10.1007/978-3-031-27181-6_14⟩
Rachael Colley, Umberto Grandi
The Spread of Opinions via Boolean Networks
19th European Conference on Multi-Agent Systems (EUMAS 2022), Nov 2022, Dusseldorf, Germany. pp.96-115, ⟨10.1007/978-3-031-20614-6_6⟩
Timothy Parker, Umberto Grandi, Emiliano Lorini, Aurélie Clodic, Rachid Alami
Ethical Planning with Multiple Temporal Values
5th biennial Robophilosophy Conference : Social Robots in Social Institutions (Robophilosophy 2022), Aug 2022, Helsiinki, Finland. ⟨10.3233/FAIA220644⟩
Interaction and Expressivity in Collective Decision-Making
31st International Joint Conference on Artificial Intelligence (IJCAI 2022), International Joint Conferences on Artifical Intelligence (IJCAI), Jul 2022, Vienna, Austria. pp.5813-5815, ⟨10.24963/ijcai.2022/816⟩
Rachael Colley, Umberto Grandi
Preserving Consistency in Multi-Issue Liquid Democracy
31st International Joint Conference on Artificial Intelligence (IJCAI 2022), International Joint Conferences on Artificial Intelligence (IJCAI), Jul 2022, Vienna, Austria. pp.201-207, ⟨10.24963/ijcai.2022/29⟩
Joseph Boudou, Rachael Colley, Umberto Grandi
Itero: An Online Iterative Voting Application (demo track)
31st International Joint Conference on Artificial Intelligence (IJCAI 2022), International Joint Conferences on Artifical Intelligence (IJCAI), Jul 2022, Vienna, Austria. pp.5896-5899, ⟨10.24963/ijcai.2022/848⟩
Rachael Colley, Umberto Grandi, Arianna Novaro
Smart Voting
Twenty-Ninth International Joint Conference on Artificial Intelligence (IJCAI 2020), IJCAI Organization, Jan 2021, Yokohama (virtual), Japan. pp.1734-1740, ⟨10.24963/ijcai.2020/240⟩
Francesco Belardinelli, Umberto Grandi
Social Choice Methods for Database Aggregation
17th Conference on Theoretical Aspects of Rationality and Knowledge (TARK 2019), Jul 2019, Toulouse, France. pp.50–67, ⟨10.4204/EPTCS.297.4⟩
Grzegorz Lisowski, Sylvie Doutre, Umberto Grandi
Aggregation in Value-Based Argumentation Frameworks
17th Conference on Theoretical Aspects of Rationality and Knowledge (TARK 2019), Jul 2019, Toulouse, France. pp.313-331
Arianna Novaro, Umberto Grandi, Dominique Longin, Emiliano Lorini
Manipulation in Majoritarian Goal-based Voting
13èmes Journées d’Intelligence Artificielle Fondamentale (JIAF 2019), Plate-Forme Intelligence Artificielle (PFIA 2019), Jul 2019, TOULOUSE, France
Francesco Belardinelli, Umberto Grandi
A Social Choice Theoretic Perspective on Database Aggregation
18th International Conference on Autonomous Agents and MultiAgent Systems (AAMAS 2019), May 2019, Montreal QC, Canada. pp.1817–1819
Arianna Novaro, Umberto Grandi, Dominique Longin, Emiliano Lorini
Strategic Majoritarian Voting with Propositional Goals
18th International Conference on Autonomous Agents and MultiAgent Systems (AAMAS 2019), May 2019, Montreal, Canada. pp.2144-2146
Sirin Botan, Umberto Grandi, Laurent Perrussel
Multi-Issue Opinion Diffusion under Constraints
Proceedings of the 18th International Joint Conference on Autonomous Agents and Multiagent Systems (AAMAS 2019), May 2019, Montreal, Canada. pp.828-836
Adrian Haret, Arianna Novaro, Umberto Grandi
Preference Aggregation with Incomplete CP-Nets
16th International Conference on Principles of Knowledge Representation and Reasoning (KR 2018), Oct 2018, Tempe, United States. pp.308-317
Adrian Haret, Arianna Novaro, Umberto Grandi
Preference Aggregation with Incomplete CP-nets
16th International Conference on Principles of Knowledge Representation and Reasoning (KR 2018), Oct 2018, Tempe, United States. pp.308-318
Grzegorz Lisowski, Sylvie Doutre, Umberto Grandi
Preventing Manipulation in Aggregating Audiences in Value-Based Argumentation Frameworks
2nd International Workshop on Systems and Algorithms for Formal Argumentation, co-located with the 7th International Conference on Computational Models of Argument (SAFA 2018 @ COMMA), Sep 2018, Warsaw, Poland. pp.48-59
Arianna Novaro, Umberto Grandi, Dominique Longin, Emiliano Lorini
Goal-Based Collective Decisions: Axiomatics and Computational Complexity
27th International Joint Conference on Artificial Intelligence (IJCAI 2018), Jul 2018, Stockholm, Sweden. pp.468-474, ⟨10.24963/ijcai.2018/65⟩
Arianna Novaro, Umberto Grandi, Dominique Longin, Emiliano Lorini
Goal-Based Collective Decisions: Axiomatics and Computational Complexity
7th International Workshop on Computational Social Choice (COMSOC 2018), Jun 2018, Troy, NY, United States
Arianna Novaro, Umberto Grandi, Dominique Longin, Emiliano Lorini
Goal-Based Collective Decisions: Axiomatics and Computational Complexity
12èmes Journées d’Intelligence Artificielle Fondamentale (JIAF 2018), Jun 2018, Amiens, France
Graph Aggregation (Extended Abstract)
World Wide Web Conference (WWW 2018), Apr 2018, Lyon, France. pp.447-450
Umberto Grandi, James Stewart, Paolo Turrini
The Complexity of Bribery in Network-Based Rating Systems
Thirty-Second AAAI Conference on Artificial Intelligence (AAAI 2018), Feb 2018, New Orleans, United States. pp.1047-1054
Stéphane Airiau, Umberto Grandi, Filipo Studzinski Perotto
Learning agents for iterative voting
International Conference on Algorithmic Decision Theory (ADT 2017), Oct 2017, Luxembourg, Luxembourg. pp.139-152, ⟨10.1007/978-3-319-67504-6_10⟩
Francesco Belardinelli, Umberto Grandi, Andreas Herzig, Dominique Longin, Emiliano Lorini, Arianna Novaro, Laurent Perrussel
Relaxing Exclusive Control in Boolean Games
16th Conference on Theoretical Aspects of Rationality and Knowledge (TARK 2017), Jul 2017, Liverpool, United Kingdom. pp.43-56, ⟨10.48550/arXiv.1707.08736⟩
Umberto Grandi, Emiliano Lorini, Arianna Novaro, Laurent Perrussel
Strategic disclosure of opinions on a social network
16th International Joint Conference on Autonomous Agents and Multiagent Systems (AAMAS 2017), May 2017, Sao Paulo, Brazil. pp.1196-1204
A Network-Based Rating System and its Resistance to Bribery
25th International Joint Conference on Artificial Intelligence (IJCAI 2016), Jul 2016, New York, United States. pp.301-307
Markus Brill, Edith Elkind, Ulle Endriss, Umberto Grandi
Pairwise Diffusion of Preference Rankings in Social Networks
International Joint Conference on Artificial Intelligence (IJCAI 2016), Jul 2016, New York, United States. pp.130-136
Ulle Endriss, Umberto Grandi, Ronald de Haan, Jérôme Lang
Succinctness of Languages for Judgment Aggregation
15th International Conference on Principles of Knowledge Representation and Reasoning (KR 2016), co-located with DL 2016 and NMR 2016, Apr 2016, Cape Town, South Africa. pp.176-185
Ulle Endriss, Umberto Grandi, Ronald de Haan, Jérôme Lang
Succinctness of Languages for Judgment Aggregation
15th International Conference on Principles of Knowledge Representation and Reasoning (KR’16), Apr 2016, Cape Town, South Africa. pp.176-186
Edith Elkind, Umberto Grandi, Francesca Rossi, Arkadii Slinko
Gibbard-Satterthwaite Games
24th International Joint Conference on Artificial Intelligence (IJCAI 2015), Jul 2015, Buenos Aires, Argentina. pp. 533-539
Umberto Grandi, Emiliano Lorini, Laurent Perrussel
Propositional Opinion Diffusion
14th International Joint Conference on Autonomous Agents and Multiagent Systems (AAMAS 2015), International Foundation for Autonomous Agents and Multiagent Systems (IFAAMAS), May 2015, Istanbul, Turkey. pp.989-997
Agent-Mediated Social Choice
J.-F. Laslier; H. Moulin; M. R. Sanver; W. S. Zwicker. The Future of Economic Design. The Continuing Development of a Field as Envisioned by Its Researchers, Springer, pp.89-96, 2019, Studies in Economic Design book series (DESI), 978-3-030-18050-8. ⟨10.1007/978-3-030-18050-8_14⟩
Social Choice on Social Networks
Endriss, Ulle. Trends in Computational Social Choice, Chapter 9, AI Access Foundation, pp.169–184, 2017, 978-1-326-91209-3
Interactive, Strategic, and Expressive Social Choice
Computer Science [cs]. Université Toulouse 1 Capitole, 2021
Umberto Grandi, Stefan Napel, Rolf Niedermeier, Kristen Brent Venable
Application-Oriented Computational Social Choice
Dagstuhl Seminar 19381 “ApplicationOriented Computational Social Choice”, Sep 2019, Wadern, Germany. 9 (9), Dagstuhl Publishing, 2019, ⟨10.4230/DagRep.9.9.45⟩
Arianna Novaro, Umberto Grandi, Dominique Longin, Emiliano Lorini
From Individual Goals to Collective Decisions (Extended Abstract)
17th International Joint Conference on Autonomous Agents and Multiagent Systems (AAMAS 2018), Jul 2018, Stockholm, Sweden. International Foundation for Autonomous Agents and MultiAgent Systems (IFAAMAS), AAMAS’18 : Proceedings of the 17th International Conference on Autonomous Agents and MultiAgent Systems, pp.2028-2030, 2018
Loujain Liekah, Umberto Grandi
Multi-Agents Reinforcement Learning In Iterative Voting
2019
Carlos Navarrete Lizama, Nicole Ferrada, Mariana Gomes da Motta Macedo, Umberto Grandi, Jérôme Lang, César A. Hidalgo, Rachael Colley, Jingling Zhang
Understanding Political Agreements and Disagreements: Evidence from the 2022 French Presidential Election
2023