Thanh Linh Nguyen

Not All Retained Clients Are Equal: Client Selection for Federated Unlearning

Federated unlearning (FU) aims to remove a designated target client's influence from a trained model without the prohibitive cost of retraining from scratch. Existing methods largely treat unlearning as a post-hoc, stateless operation, overlooking that client influence is path-dependent: contributions made during train...