Caragiannis, Ioannis

34 publications

AAAI 2025 Welfare-Optimal Serial Dictatorships Have Polynomial Query Complexity Ioannis Caragiannis, Kurt Mehlhorn, Nidhi Rathi

ICML 2024 Can a Few Decide for Many? the Metric Distortion of Sortition Ioannis Caragiannis, Evi Micha, Jannik Peters

AAAI 2024 Low-Distortion Clustering with Ordinal and Limited Cardinal Information Jakob Burkhardt, Ioannis Caragiannis, Karl Fehrs, Matteo Russo, Chris Schwiegelshohn, Sudarshan Shyam

NeurIPS 2024 Proportional Fairness in Non-Centroid Clustering Ioannis Caragiannis, Evi Micha, Nisarg Shah

IJCAI 2024 Randomized Learning-Augmented Auctions with Revenue Guarantees Ioannis Caragiannis, Georgios Kalantzis

IJCAI 2023 New Fairness Concepts for Allocating Indivisible Items Ioannis Caragiannis, Jugal Garg, Nidhi Rathi, Eklavya Sharma, Giovanna Varricchio

IJCAI 2023 Outsourcing Adjudication to Strategic Jurors Ioannis Caragiannis, Nikolaj I. Schwartzbach

AAAI 2022 A Little Charity Guarantees Fair Connected Graph Partitioning Ioannis Caragiannis, Evi Micha, Nisarg Shah

AAAI 2022 The Complexity of Learning Approval-Based Multiwinner Voting Rules Ioannis Caragiannis, Karl Fehrs

AAAI 2022 The Metric Distortion of Multiwinner Voting Ioannis Caragiannis, Nisarg Shah, Alexandros A. Voudouris

AAAI 2022 Truthful Aggregation of Budget Proposals with Proportionality Guarantees Ioannis Caragiannis, George Christodoulou, Nicos Protopapas

IJCAI 2020 Evaluating Approval-Based Multiwinner Voting in Terms of Robustness to Noise Ioannis Caragiannis, Christos Kaklamanis, Nikos Karanikolas, George A. Krimpas

IJCAI 2019 A Contribution to the Critique of Liquid Democracy Ioannis Caragiannis, Evi Micha

IJCAI 2019 Deanonymizing Social Networks Using Structural Information Ioannis Caragiannis, Evanthia Tsitsoka

IJCAI 2019 Fair Allocation of Indivisible Goods and Chores Haris Aziz, Ioannis Caragiannis, Ayumi Igarashi, Toby Walsh

IJCAI 2019 Portioning Using Ordinal Preferences: Fairness and Efficiency Stéphane Airiau, Haris Aziz, Ioannis Caragiannis, Justin Kruger, Jérôme Lang, Dominik Peters

AAAI 2018 Knowledge, Fairness, and Social Constraints Haris Aziz, Sylvain Bouveret, Ioannis Caragiannis, Ira Giagkousi, Jérôme Lang

IJCAI 2017 Bounding the Inefficiency of Compromise Ioannis Caragiannis, Panagiotis Kanellopoulos, Alexandros A. Voudouris

IJCAI 2017 Learning a Ground Truth Ranking Using Noisy Approval Votes Ioannis Caragiannis, Evi Micha

AAAI 2017 Optimizing Positional Scoring Rules for Rank Aggregation Ioannis Caragiannis, Xenophon Chatzigeorgiou, George A. Krimpas, Alexandros A. Voudouris

JAIR 2017 Subset Selection via Implicit Utilitarian Voting Ioannis Caragiannis, Swaprava Nath, Ariel D. Procaccia, Nisarg Shah

IJCAI 2016 Achieving Proportional Representation in Conference Programs Ioannis Caragiannis, Laurent Gourvès, Jérôme Monnot

AAAI 2016 An Algorithmic Framework for Strategic Fair Division Simina Brânzei, Ioannis Caragiannis, David Kurokawa, Ariel D. Procaccia

AAAI 2016 Co-Rank: An Online Tool for Collectively Deciding Efficient Rankings Among Peers Ioannis Caragiannis, George A. Krimpas, Marianna Panteli, Alexandros A. Voudouris

IJCAI 2016 Generalized Discrete Preference Games Vincenzo Auletta, Ioannis Caragiannis, Diodato Ferraioli, Clemente Galdi, Giuseppe Persiano

IJCAI 2016 Subset Selection via Implicit Utilitarian Voting Ioannis Caragiannis, Swaprava Nath, Ariel D. Procaccia, Nisarg Shah

ICML 2016 Truthful Univariate Estimators Ioannis Caragiannis, Ariel Procaccia, Nisarg Shah

IJCAI 2015 Efficiency and Complexity of Price Competition Among Single-Product Vendors Ioannis Caragiannis, Xenophon Chatzigeorgiou, Panagiotis Kanellopoulos, George A. Krimpas, Nikos Protopapas, Alexandros A. Voudouris

AAAI 2014 Biased Games Ioannis Caragiannis, David Kurokawa, Ariel D. Procaccia

AAAI 2014 Modal Ranking: A Uniquely Robust Voting Rule Ioannis Caragiannis, Ariel D. Procaccia, Nisarg Shah

AAAI 2013 How Bad Is Selfish Voting? Simina Brânzei, Ioannis Caragiannis, Jamie Morgenstern, Ariel D. Procaccia

IJCAI 2011 Towards More Expressive Cake Cutting Ioannis Caragiannis, John K. Lai, Ariel D. Procaccia

AAAI 2010 Approximation Algorithms and Mechanism Design for Minimax Approval Voting Ioannis Caragiannis, Dimitris Kalaitzis, Evangelos Markakis

AAAI 2010 Voting Almost Maximizes Social Welfare Despite Limited Communication Ioannis Caragiannis, Ariel D. Procaccia