Paolo Viappiani

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Publications

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Fairness in Cooperative Multi-objective Multi-agent Reinforcement Learning using Expected Utility

Farès Chouaki , Aurélie Beynier , Nicolas Maudet , Paolo Viappiani

25th International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2026), May 2026, Paphos, Cyprus

Communication dans un congrès hal-05515852v1
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Multi-Objective Categorical Deep Q-Networks

Farès Chouaki , Aurélie Beynier , Nicolas Maudet , Paolo Viappiani

25th International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2026), May 2026, Paphos, Cyprus

Communication dans un congrès hal-05517093v1
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Fairness in Cooperative Multi-agent Multi-objective Reinforcement Learning using the Expected Scalarized Return

Farès Chouaki , Aurélie Beynier , Nicolas Maudet , Paolo Viappiani

24th International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2025), May 2025, Detroit, MI, United States. pp.2469-2471, ⟨10.5555/3709347.3743906⟩

Communication dans un congrès hal-05410314v1
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From order lifting to social ranking: recovering preferences from partial extensions

Ariane Ravier , Sébastien Konieczny , Stefano Moretti , Paolo Viappiani

28th European Conference on Artificial Intelligence (ECAI), Oct 2025, Bologna, Italy. pp.723 - 730, ⟨10.3233/FAIA250872⟩

Communication dans un congrès hal-05222805v2
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NutriKG -Un Graphe de Connaissances pour Modéliser les Préférences et les Besoins Nutritionnels

Alexandre Combeau , Fatiha Saïs , Nageeta Kumari , Stéphane Dervaux , Cristina Manfredotti et al.

36es Journées francophones d'Ingénierie des Connaissances, IC 2025, Dijon, France, July 2-4, 2025, Jul 2025, Dijon, France. pp.8-17

Communication dans un congrès hal-05410354v1
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Social Ranking under Incomplete Knowledge: Elicitation of the Lex-cel Necessary Winners

Sébastien Konieczny , Stefano Moretti , Ariane Ravier , Paolo Viappiani

16th International Conference on Scalable Uncertainty Management. SUM 2024., Nov 2024, Palermo, Italy

Communication dans un congrès hal-04750114v1
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Modélisation du caractère séquentiel des repas pour améliorer la performance d'un système de recommandation alimentaire

Noémie Jacquet , Vincent Guigue , Cristina Manfredotti , Fatiha Saïs , Stéphane Dervaux et al.

Extraction et Gestion des Connaissances (EGC 2024), Jan 2024, Dijon, France

Communication dans un congrès hal-04440140v1
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An Efficient Non-Bayesian Approach for Interactive Preference Elicitation Under Noisy Preference Models

Samira Pourkhajouei , Federico Toffano , Paolo Viappiani , Nic Wilson

The 17th European Conference on Symbolic and Quantitative Approaches to Reasoning with Uncertainty, Sep 2023, Arras, France

Communication dans un congrès hal-04292429v1
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Environmentally-Aware Bundle Recommendation Using the Choquet Integral

Marco Bronzini , Erich Robbi , Paolo Viappiani , Andrea Passerini

12th Conference on Prestigious Applications of Intelligent Systems (PAIS 2023), Sep 2023, Krakow, Poland, Poland. pp.3182--3189, ⟨10.3233/FAIA230639⟩

Communication dans un congrès hal-04292392v1
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Selecting the Most Relevant Elements from a Ranking over Sets

Sébastien Konieczny , Stefano Moretti , Ariane Ravier , Paolo Viappiani

Scalable Uncertainty Management. SUM 2022., Oct 2022, Paris, France. pp.172-185, ⟨10.1007/978-3-031-18843-5_12⟩

Communication dans un congrès hal-03831392v1
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A Bayesian Interpretation of the Monty Hall Problem with Epistemic Uncertainty

Cristina Manfredotti , Paolo Viappiani

The 18th International Conference on Modeling Decisions for Artificial Intelligence, Sep 2021, Umea (Online), Sweden

Communication dans un congrès hal-03226300v1
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Preference Aggregation in the Generalised Unavailable Candidate Model

Arnaud Grivet Sébert , Nicolas Maudet , Patrice Perny , Paolo Viappiani

7th International Conference on Algorithmic Decision Theory, University of Toulouse, Nov 2021, Toulouse, France. pp.35-50, ⟨10.1007/978-3-030-87756-9_3⟩

Communication dans un congrès hal-03384439v1
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Efficient Exact Computation of Setwise Minimax Regret for Interactive Preference Elicitation

Federico Toffano , Paolo Viappiani , Nic 2021 Wilson

20th International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2021), May 2021, Online, United Kingdom

Communication dans un congrès hal-03142685v1
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Simultaneous Elicitation of Scoring Rule and Agent Preferences for Robust Winner Determination

Beatrice Napolitano , Olivier Cailloux , Paolo Viappiani

Algorithmic Decision Theory (ADT 2021), Nov 2021, Toulouse, France. pp.51-67, ⟨10.1007/978-3-030-87756-9_4⟩

Communication dans un congrès hal-03384433v1
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Rank Aggregation by Dissatisfaction Minimisation in the Unavailable Candidate Model

Arnaud Grivet Sébert , Nicolas Maudet , Patrice Perny , Paolo Viappiani

20th International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2021), International Foundation for Autonomous Agents and Multiagent Systems (IFAAMAS), May 2021, Online, United Kingdom. pp.1518-1520, ⟨10.5555/3463952.3464145⟩

Communication dans un congrès hal-03142810v1

Efficient Exact Computation of Setwise Minimax Regret

Federico Toffano , Nic Wilson , Paolo Viappiani

The 19th workshop on Constraint Modelling and Reformulation (ModRef 2020), Sep 2020, Louvain-la-Neuve, Belgium

Communication dans un congrès hal-03016152v1

Group-based Ordinal Classification based on a Negotiation Process

Ons Nefla , Meltem Öztürk , Paolo Viappiani , Imène Brigui-Chtioui , Oussama Raboun

Rencontre des Jeunes Chercheur·ses en Intelligence Artificielle, Jul 2020, Angers, France. pp.50-52

Communication dans un congrès hal-03094648v1
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Bayesian Vote Elicitation for Group Recommendations

Maeva Caillat , Nicolas N. Darcel , Cristina Manfredotti , Paolo Viappiani

From Multiple Criteria Decision Aid to Preference Learning (DA2PL 2020), Andrea Passerini (University of Trento); Vincent Mousseau (Centrale Supelec), Nov 2020, Trento, Italy

Communication dans un congrès hal-03006639v1
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Agent-based ordinal classification for group decision making

Ons Nefla , Imène Brigui , Paolo Viappiani , Oussama Raboun

The 2020 IEEE/WIC/ACM International Joint Conference on Web Intelligence and Intelligent Agent Technology (WI-IAT'20), Dec 2020, Melbourne (en virtuel), Australia

Communication dans un congrès hal-03037304v1
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Incremental Elicitation of Capacities for the Sugeno Integral with a Maximin Approach

Agnès Rico , Paolo Viappiani

14th International Conference on Scalable Uncertainty Management (SUM 2020), Sep 2020, Bolzano, Italy

Communication dans un congrès hal-02899193v1
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Interactive Elicitation of a Majority Rule Sorting Model with Maximum Margin Optimization

Ons Nefla , Meltem Öztürk , Paolo Viappiani , Imène Brigui-Chtioui

ADT 2019 - 6th International Conference on Algorithmic Decision Theory, Oct 2019, Durham, NC, United States

Communication dans un congrès hal-02285040v1
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Simultaneous Elicitation of Committee and Voters' Preferences

Beatrice Napolitano , Olivier Cailloux , Paolo Viappiani

Rencontres des Jeunes Chercheurs en Intelligence Artificielle 2019, Jul 2019, Toulouse, France. pp.59-62

Communication dans un congrès hal-02160455v1
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Positional Scoring Rules with Uncertain Weights

Paolo Viappiani

SUM 2018: Scalable Uncertainty Management, Oct 2018, Milan, Italy. pp.306-320, ⟨10.1007/978-3-030-00461-3_21⟩

Communication dans un congrès hal-01983344v1

Constructive Preference Elicitation for Multiple Users with Setwise Maxmargin

Stefano Teso , Paolo Viappiani , Andrea Passerini

ADT 2017, the 5th International Conference on Algorithmic Decision Theory, Oct 2017, Luxembourg, Luxembourg

Communication dans un congrès hal-01596067v1
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Incremental Decision Making Under Risk with the Weighted Expected Utility Model

Hugo Gilbert , Nawal Benabbou , Patrice Perny , Olivier Spanjaard , Paolo Viappiani

26th International Joint Conference on Artificial Intelligence (IJCAI'17), Aug 2017, Melbourne, Australia

Communication dans un congrès hal-01515989v1
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Incremental Preference Elicitation in Multi-Attribute Domains for Choice and Ranking with the Borda Count

Nawal Benabbou , Serena Di Sabatino Di Diodoro , Patrice Perny , Paolo Viappiani

The tenth International Conference on Scalable Uncertainty Management, Sep 2016, Nice, France. pp.81-95, ⟨10.1007/978-3-319-45856-4_6⟩

Communication dans un congrès hal-01342500v1
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Tri multicritère intéractif basé sur le concept de regret : approches avec seuils de préférences ou profils de référence

Nawal Benabbou , Patrice Perny , Paolo Viappiani

17ème congrès annuel de la société Française de Recherche Opérationnelle et d’Aide à la Décision (ROADEF 2016), Feb 2016, Compiègne, France

Communication dans un congrès hal-02076643v1
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Incremental Preference Elicitation for Decision Making Under Risk with the Rank-Dependent Utility Model

Patrice Perny , Paolo Viappiani , Abdellah Boukhatem

Uncertainty in Artificial Intelligence, Jun 2016, New York, United States

Communication dans un congrès hal-01345457v1
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Model-Free Reinforcement Learning with Skew-Symmetric Bilinear Utilities

Hugo Gilbert , Bruno Zanuttini , Paolo Viappiani , Paul Weng , Esther Nicart

32nd Conference on Uncertainty in Artificial Intelligence (UAI~2016), Jun 2016, New York City, United States

Communication dans un congrès hal-01356085v1
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A regret-based preference elicitation approach for sorting with multicriteria reference profiles

Nawal Benabbou , Patrice Perny , Paolo Viappiani

From Multicriteria Decision Making to Preference Learning (DA2PL'16), Nov 2016, Paderborn, Germany

Communication dans un congrès hal-01423287v1
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Constructive Preference Elicitation by Setwise Max-Margin Learning

Stefano Teso , Andrea Passerini , Paolo Viappiani

International Joint Conference on Artificial Intelligence (IJCAI-16), Jul 2016, New York, United States. pp.2067-2073

Communication dans un congrès hal-01359521v1

Processus décisionnels de Markov avec un tournoi valué sur les politiques

Hugo Gilbert , Olivier Spanjaard , Paolo Viappiani , Paul Weng

16ème congrès annuel de la Société française de recherche opérationnelle et d’aide à la décision (ROADEF), Feb 2015, Marseille, France

Communication dans un congrès hal-01214859v1
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Characterization of Scoring Rules with Distances: Application to the Clustering of Rankings

Paolo Viappiani

The Twenty-Fourth International Joint Conference on Artificial Intelligence (IJCAI 2015), Jul 2015, Buenos Aires, Argentina. pp.104-110

Communication dans un congrès hal-01359528v1
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Solving MDPs with Skew Symmetric Bilinear Utility Functions

Hugo Gilbert , Olivier Spanjaard , Paolo Viappiani , Paul Weng

24th International Joint Conference on Artificial Intelligence (IJCAI-15), Jul 2015, Buenos Aires, Argentina. pp.1989-1995

Communication dans un congrès hal-01212802v1
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Reducing the Number of Queries in Interactive Value Iteration

Hugo Gilbert , Olivier Spanjaard , Paolo Viappiani , Paul Weng

4th International Conference on Algorithmic Decision Theory (ADT 2015), Sep 2015, Lexington, KY, United States. pp.139-152, ⟨10.1007/978-3-319-23114-3_9⟩

Communication dans un congrès hal-01213280v1

Aggregation of Uncertain Qualitative Preferences for a Group of Agents

Paolo Viappiani

15th International Conference on Information Processing and Management of Uncertainty in Knowledge-Based Systems, IPMU 2014, Jul 2014, Montpellier, France. pp.434-443, ⟨10.1007/978-3-319-08855-6_44⟩

Communication dans un congrès hal-01217159v1
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Teacher-Student Framework: a Reinforcement Learning Approach

Matthieu Zimmer , Paolo Viappiani , Paul Weng

AAMAS Workshop Autonomous Robots and Multirobot Systems, May 2014, Paris, France

Communication dans un congrès hal-01215273v1

Apprentissage des paramètres d'une intégrale de Choquet par regret minimax

Nawal Benabbou , Patrice Perny , Paolo Viappiani

ROADEF - 15ème congrès annuel de la Société française de recherche opérationnelle et d'aide à la décision, Société française de recherche opérationnelle et d'aide à la décision, Feb 2014, Bordeaux, France

Communication dans un congrès hal-00946359v1

Preference Modeling and Preference Elicitation: An Overview.

Paolo Viappiani

The First International Workshop on Decision Making and Recommender Systems (DMRS2014), Sep 2014, Bolzano, Italy. pp.19-24

Communication dans un congrès hal-01212730v1

Tutoriel : Principled Approaches to Preference Learning

Paolo Viappiani

ROADEF - 15ème congrès annuel de la Société française de recherche opérationnelle et d'aide à la décision, Société française de recherche opérationnelle et d'aide à la décision, Feb 2014, Bordeaux, France

Communication dans un congrès hal-00946277v1

Incremental Elicitation of Choquet Capacities for Multicriteria Decision Making

Nawal Benabbou , Patrice Perny , Paolo Viappiani

The 21st European Conference on Artificial Intelligence (ECAI'14), Aug 2014, Prague, Czech Republic. pp.87-92, ⟨10.3233/978-1-61499-419-0-87⟩

Communication dans un congrès hal-01215599v1

Bayesian Recommendations and Utility Elicitation with Intensity of Preference Statements

Frédéric Borzee , Vincent Mousseau , Marc Pirlot , Xavier Siebert , Paolo Viappiani

European Conference on Operational Research, EURO 2013, Jul 2013, Rome, Italy

Communication dans un congrès hal-01217350v1
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Robust Optimization of Recommendation Sets with the Maximin Utility Criterion

Paolo Viappiani , Christian Kroer

The 3rd International Conference on Algorithmic Decision Theory, ADT 2013, Nov 2013, Bruxelles, Belgium. pp.411-424, ⟨10.1007/978-3-642-41575-3_32⟩

Communication dans un congrès istex hal-01215255v1

Tutorial on preference handling

Alexis Tsoukiàs , Paolo Viappiani

ACM Conference on Recommender System (RecSys), Oct 2013, Hong Kong, China. pp.497-498, ⟨10.1145/2507157.2508065⟩

Communication dans un congrès hal-01215237v1
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Thompson Sampling for Bayesian Bandits with Resets

Paolo Viappiani

The 3rd International Conference on Algorithmic Decision Theory, ADT 2013, Nov 2013, Bruxelles, Belgium. pp.399-410, ⟨10.1007/978-3-642-41575-3_31⟩

Communication dans un congrès hal-01215254v1

Elicitation of Non-linear Utility Models

Paolo Viappiani , Patrice Perny , Christophe Gonzales

European Conference on Operations Research, Jul 2013, Rome, Italy

Communication dans un congrès hal-01215259v1
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Interactive preference elicitation under noisy preference models: An efficient non-Bayesian approach

Guillaume Escamocher , Samira Pourkhajouei , Federico Toffano , Paolo Viappiani , Nic Wilson

International Journal of Approximate Reasoning, 2024, 178, pp.109333. ⟨10.1016/j.ijar.2024.109333⟩

Article dans une revue hal-05410167v1
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Volumetric Aggregation Methods for Scoring Rules with Unknown Weights

Paolo Viappiani

Group Decision and Negotiation, 2024, 33 (3), pp.515-563. ⟨10.1007/s10726-023-09872-8⟩

Article dans une revue hal-04440153v1
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Personalized bundle recommendation using preference elicitation and the Choquet integral

Erich Robbi , Marco Bronzini , Paolo Viappiani , Andrea Passerini

Frontiers in Artificial Intelligence, 2024, 7, ⟨10.3389/FRAI.2024.1346684⟩

Article dans une revue hal-04778933v1
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Personalized Algorithmic Recourse with Preference Elicitation

Giovanni de Toni , Paolo Viappiani , Stefano Teso , Bruno Lepri , Andrea Passerini

Transactions on Machine Learning Research Journal, 2024, ⟨10.48550/arXiv.2205.13743⟩

Article dans une revue hal-04774128v1
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Principles and Validations of an Artificial Intelligence-Based Recommender System Suggesting Acceptable Food Changes

Jules Vandeputte , Pierrick Herold , Mykyt Kuslii , Paolo Viappiani , Laurent Muller et al.

Journal of Nutrition, 2023, 153 (2), pp.598-604. ⟨10.1016/j.tjnut.2022.12.022⟩

Article dans une revue hal-03975185v1
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On the equivalence of optimal recommendation sets and myopically optimal query sets

Paolo Viappiani , Craig Boutilier

Artificial Intelligence (AIJ), 2020, 286, pp.103328. ⟨10.1016/j.artint.2020.103328⟩

Article dans une revue hal-02898192v1
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Robust Winner Determination in Positional Scoring Rules with Uncertain Weights

Paolo Viappiani

Theory and Decision, 2020, 88 (3), pp.323-367. ⟨10.1007/s11238-019-09734-3⟩

Article dans une revue hal-02373399v1
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Incremental elicitation of choquet capacities for multicriteria choice, ranking and sorting problems

Nawal Benabbou , Patrice Perny , Paolo Viappiani

Artificial Intelligence (AIJ), 2017, 246, pp.152-180. ⟨10.1016/j.artint.2017.02.001⟩

Article dans une revue hal-01480147v3
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Preferences in Artificial Intelligence

Gabriella Pigozzi , Alexis Tsoukiàs , Paolo Viappiani

Annals of Mathematics and Artificial Intelligence, 2016, 77 (3-4), pp.361-401. ⟨10.1007/s10472-015-9475-5⟩

Article dans une revue hal-01222363v1
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Minimax Regret Approaches for Preference Elicitation with Rank-Dependent Aggregators

Nawal Benabbou , Christophe Gonzales , Patrice Perny , Paolo Viappiani

EURO Journal on Decision Processes, 2015, 3 (1-2), pp.29-64. ⟨10.1007/s40070-015-0040-6⟩

Article dans une revue hal-01170030v1
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Advances in preference handling: foreword

Khaled Belahcène , Sébastien Destercke , Christophe Labreuche , Meltem Öztürk , Paolo Viappiani

Annals of Mathematics and Artificial Intelligence, 92 (6), pp.1377-1379, 2024, Annals of Mathematics and Artificial Intelligence, ⟨10.1007/s10472-024-09954-6⟩

N°spécial de revue/special issue hal-04916949v1

Proceedings of the IJCAI 2015 Joint Workshop on Constraints and Preferences for Configuration and Recommendation and Intelligent Techniques for Web Personalization co-located with the 24th International Joint Conference on Artificial Intelligence (IJCAI 2015)

Dietmar Jannach , Jérôme Mengin , Bamshad Mobasher , Andrea Passerini , Paolo Viappiani

Dietmar Jannach; Jérôme Mengin; Bamshad Mobasher; Andrea Passerini; Paolo Viappiani. IJCAI Joint Workshop on Constraints and Preferences for Configuration and Recommendation and Intelligent Techniques for Web Personalization (CPCR+ITWP 2015), Jul 2015, Buenos Aires, Argentina. 1440, CEUR Workshop Proceedings, 2016

Proceedings/Recueil des communications hal-03155054v1

Twelfth Scandinavian Conference on Artificial Intelligence, SCAI 2013, Aalborg, Denmark, November 20-22, 2013

Manfred Jaeger , Thomas Dyhre Nielsen , Paolo Viappiani

Twelfth Scandinavian Conference on Artificial Intelligence, SCAI 2013, Nov 2013, Aalborg, Denmark. 257, IOS Press, 2013, Frontiers in Artificial Intelligence and Applications, 978-1-61499-329-2, 978-1-61499-3

Proceedings/Recueil des communications hal-01222064v1