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How to Forget Clients in Federated Online Learning to Rank?. (arXiv:2401.13410v1 [cs.CR])
cs.CR updates on arXiv.org arxiv.org
Data protection legislation like the European Union's General Data Protection
Regulation (GDPR) establishes the \textit{right to be forgotten}: a user
(client) can request contributions made using their data to be removed from
learned models. In this paper, we study how to remove the contributions made by
a client participating in a Federated Online Learning to Rank (FOLTR) system.
In a FOLTR system, a ranker is learned by aggregating local updates to the
global ranking model. Local updates are learned in …
arxiv can client clients data data protection data protection regulation european union federated gdpr general general data protection regulation legislation online learning protection regulation remove request right to be forgotten study