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stat.ML2023
Tracking Most Significant Shifts in Nonparametric Contextual Bandits
Joe Suk, Samory Kpotufe
We study nonparametric contextual bandits where Lipschitz mean reward functions may change over time. We first establish the minimax dynamic regret rate in this less understood set…
cs.LG2023
When Can We Track Significant Preference Shifts in Dueling Bandits?
Joe Suk, Arpit Agarwal
The -armed dueling bandits problem, where the feedback is in the form of noisy pairwise preferences, has been widely studied due its applications in information retrieval, recom…