Georgia Avarikioti

High Dimensional Clustering with r-nets

2019 · Proceedings of the AAAI Conference on Artificial Intelligence

Clustering, a fundamental task in data science and machine learning, groups a set of objects in such a way that objects in the same cluster are closer to each other than to those in other …

Towards a Game-Theoretic Security Analysis of Off-Chain Protocols

2021 · arXiv (Cornell University)

Off-chain protocols constitute one of the most promising approaches to solve the inherent scalability issue of blockchain technologies. The core idea is to let parties transact on-chain only once to establish a channel between them, …