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stat.ML2025
On the Robustness of Kernel Ridge Regression Using the Cauchy Loss Function
Hongwei Wen, Annika Betken, Wouter Koolen
Robust regression aims to develop methods for estimating an unknown regression function in the presence of outliers, heavy-tailed distributions, or contaminated data, which can sev…
stat.ML2025
Sequential Learning of the Pareto Front for Multi-objective Bandits
Elise Crépon, Aurélien Garivier, Wouter M Koolen
We study the problem of sequential learning of the Pareto front in multi-objective multi-armed bandits. An agent is faced with K possible arms to pull. At each turn she picks one,…