555 citations · 1k across the 61 of their papers we have counts for
10 papers · 1 filter
AT2: Asynchronous Trustworthy Transfers
Rachid Guerraoui, Petr Kuznetsov, Matteo Monti +2
Many blockchain-based protocols, such as Bitcoin, implement a decentralized asset transfer (or exchange) system. As clearly stated in the original paper by Nakamoto, the crux of th…
Limiting the Spread of Fake News on Social Media Platforms by Evaluating Users' Trustworthiness
Oana Balmau, Rachid Guerraoui, Anne-Marie Kermarrec +3
Today's social media platforms enable to spread both authentic and fake news very quickly. Some approaches have been proposed to automatically detect such "fake" news based on thei…
Removing Algorithmic Discrimination (With Minimal Individual Error)
El Mahdi El Mhamdi, Rachid Guerraoui, Lê Nguyên Hoang +1
We address the problem of correcting group discriminations within a score function, while minimizing the individual error. Each group is described by a probability density function…
Virtuously Safe Reinforcement Learning
Henrik Aslund, El Mahdi El Mhamdi, Rachid Guerraoui +1
We show that when a third party, the adversary, steps into the two-party setting (agent and operator) of safely interruptible reinforcement learning, a trade-off has to be made bet…
Distributed Transactions: Dissecting the Nightmare
Diego Didona, Rachid Guerraoui, Jingjing Wang +1
Many distributed storage systems are transactional and a lot of work has been devoted to optimizing their performance, especially the performance of read-only transactions that are…
Causal Consistency and Latency Optimality: Friend or Foe?
Diego Didona, Rachid Guerraoui, Jingjing Wang +1
Causal consistency is an attractive consistency model for replicated data stores. It is provably the strongest model that tolerates partitions, it avoids the long latencies associa…