Ioannis Caragiannis

24 papers · 2015–2026 · 4 conferences · across top CS/AI conferences

Achievements

🧭 Keyword Pioneer 🌈 Renaissance Researcher (5) 🌉 Interdisciplinary Bridge 🗺️ Taxonomy Completionist (26) 🌍 Conference Polyglot (4) 🏃 Academic Marathon (10) 🐣 Hot Topic Early Bird 🐝 Cross-Pollinator (12) 🗃️ Keyword Collector (91) 💎 Century Club (23) 🔥 Unstoppable (5) 📈 Trend Setter ❓ The Questioner

Conferences

IJCAI (14) AAAI (7) ICML (2) NIPS (1)

Top co-authors

Evi Micha (5) Nisarg Shah (5) Alexandros A. Voudouris (3) Nidhi Rathi (2) Panagiotis Kanellopoulos (2) Haris Aziz (2) George A. Krimpas (2) Karl Fehrs (2) Jakob Burkhardt (1) Alexander Søltoft (1)

Keywords

fair division (4) approval voting (4) mechanism design (3) multiwinner voting (3) metric distortion (2) fair allocation (2) truthful mechanism (2) sample complexity (2) committee selection (2) proportional fairness (2) group fairness (2) ground truth (2) participatory budgeting (2) query complexity (1) equilibrium analysis (1) computational complexity (1) graph partitioning (1) mallows model (1) pac learning (1) game theory (1)

Papers

Computing Approximately Proportional Allocations of Indivisible Goods: Beyond Additive and Monotone Valuations AAAI 2026

Welfare-Optimal Serial Dictatorships Have Polynomial Query Complexity AAAI 2025

Proportional Fairness in Non-Centroid Clustering NIPS 2024

Low-Distortion Clustering with Ordinal and Limited Cardinal Information AAAI 2024

Can a Few Decide for Many? The Metric Distortion of Sortition ICML 2024

Randomized Learning-Augmented Auctions with Revenue Guarantees IJCAI 2024

New Fairness Concepts for Allocating Indivisible Items IJCAI 2023

Outsourcing Adjudication to Strategic Jurors IJCAI 2023

A Little Charity Guarantees Fair Connected Graph Partitioning AAAI 2022

The Metric Distortion of Multiwinner Voting AAAI 2022

Truthful Aggregation of Budget Proposals with Proportionality Guarantees AAAI 2022

The Complexity of Learning Approval-Based Multiwinner Voting Rules AAAI 2022

Evaluating Approval-Based Multiwinner Voting in Terms of Robustness to Noise IJCAI 2020

Portioning Using Ordinal Preferences: Fairness and Efficiency IJCAI 2019

A Contribution to the Critique of Liquid Democracy IJCAI 2019

Deanonymizing Social Networks Using Structural Information IJCAI 2019

Fair Allocation of Indivisible Goods and Chores IJCAI 2019

Learning a Ground Truth Ranking Using Noisy Approval Votes IJCAI 2017

Bounding the Inefficiency of Compromise IJCAI 2017

Achieving Proportional Representation in Conference Programs IJCAI 2016

Subset Selection via Implicit Utilitarian Voting IJCAI 2016

Truthful Univariate Estimators ICML 2016

Generalized Discrete Preference Games IJCAI 2016

Efficiency and Complexity of Price Competition Among Single-Product Vendors IJCAI 2015