2026 SODA 26 Robust Equilibria in Shared Resource Allocation via Strengthening Border’s Theorem David X. Lin, Siddhartha Banerjee, Giannis Fikioris, and Éva Tardos SODA 2026, Symposium on Discrete Algorithms arXiv PDF ITCS 26 Robust Resource Allocation via Competitive Subsidies David X. Lin, Giannis Fikioris, Siddhartha Banerjee, and Éva Tardos ITCS 2026, Innovations in Theoretical Computer Science arXiv PDF 2025 EC 25 Learning in Budgeted Auctions with Spacing Objectives Giannis Fikioris, Robert Kleinberg, Yoav Kolumbus, Raunak Kumar, Yishay Mansour, and Éva Tardos EC 2025, ACM Conference on Economics and Computation LINK arXiv PDF EC 25 Beyond Worst-Case Online Allocation via Dynamic Max-min Fairness Giannis Fikioris, Siddhartha Banerjee, and Éva Tardos EC 2025, ACM Conference on Economics and Computation LINK arXiv PDF COLT 23 Math of OR Approximately Stationary Bandits with Knapsacks Giannis Fikioris and Éva Tardos COLT 2023, Conference on Learning TheoryMathematics of Operations Research (accepted 2025) LINK arXiv PDF WWW 25 No-Regret Algorithms in non-Truthful Auctions with Budget and ROI Constraints Gagan Aggarwal, Giannis Fikioris, and Mingfei Zhao WWW 2025, ACM Web Conference LINK arXiv PDF SIGMETRICS 25 Allocating Public Goods via Dynamic Max-Min Fairness: Long-Run Behavior and Competitive Equilibria Chido Onyeze, Siddhartha Banerjee, Giannis Fikioris, and Éva Tardos SIGMETRICS 2025, ACM Conference on Measurement and Modeling of Computer Systems LINK arXiv PDF IJCAI 25 Online Resource Sharing: Better Robust Guarantees via Randomized Strategies David X. Lin, Daniel Hall, Giannis Fikioris, Siddhartha Banerjee, and Éva Tardos IJCAI-25, International Joint Conference on Artificial Intelligence LINK arXiv PDF 2024 EC 23 Math of OR Liquid Welfare Guarantees for No-Regret Learning in Sequential Budgeted Auctions Giannis Fikioris and Éva Tardos EC 2023, ACM Conference on Economics and ComputationMathematics of Operations Research (accepted 2024) LINK arXiv PDF SAGT 24 Incentives in Dominant Resource Fair Allocation Under Dynamic Demands Giannis Fikioris, Rachit Agarwal, and Éva Tardos SAGT 2024, Symposium on Algorithmic Game Theory LINK arXiv PDF 2023 EC 23 Robust Pseudo-Markets for Reusable Public Resources Siddhartha Banerjee, Giannis Fikioris, and Éva Tardos EC 2023, ACM Conference on Economics and Computation LINK arXiv PDF OSDI 23 Karma: Resource Allocation for Dynamic Demands Midhul Vuppalapati, Giannis Fikioris, Rachit Agarwal, Asaf Cidon, Anurag Khandelwal, and Éva Tardos OSDI 2023, USENIX Symposium on Operating Systems Design and Implementation LINK arXiv PDF Semigroup Forum An extension to “A subsemigroup of the rook monoid” George Fikioris and Giannis Fikioris Semigroup Forum (accepted 2023) LINK arXiv PDF 2022 SAGT ’22 ToCS Mechanism Design for Perturbation Stable Combinatorial Auctions Giannis Fikioris and Dimitris Fotakis Theory of Computing SystemsSAGT 2020, Symposium on Algorithmic Game Theory LINK arXiv PDF Semigroup Forum A subsemigroup of the rook monoid George Fikioris and Giannis Fikioris Semigroup Forum (accepted 2022) LINK arXiv PDF GeoInformatica Optimizing vessel trajectory compression for maritime situational awareness Giannis Fikioris, Kostas Patroumpas, Alexander Artikis, Manolis Pitsikalis, and Georgios Paliouras GeoInformatica (accepted 2022) LINK PDF 2020 CIKM 20 Fine-Tuned Compressed Representations of Vessel Trajectories Giannis Fikioris, Kostas Patroumpas, Alexander Artikis, Georgios Paliouras, and Manolis Pitsikalis CIKM 2020, ACM Conference on Information and Knowledge Management LINK PDF MDM 20 Optimizing Vessel Trajectory Compression Giannis Fikioris, Kostas Patroumpas, and Alexander Artikis MDM 2020, IEEE Conference on Mobile Data Management LINK arXiv PDF