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stat.ML2023★ 2 cited
Active Ranking of Experts Based on their Performances in Many Tasks
El Mehdi Saad, Nicolas Verzelen, Alexandra Carpentier
We consider the problem of ranking n experts based on their performances on d tasks. We make a monotonicity assumption stating that for each pair of experts, one outperforms the ot…
stat.ML2023
Covariance Adaptive Best Arm Identification
El Mehdi Saad, Gilles Blanchard, Nicolas Verzelen
We consider the problem of best arm identification in the multi-armed bandit model, under fixed confidence. Given a confidence input , the goal is to identify the arm with the h…