Author name: Federico Di Gennaro, Saptarshi Chakraborty, Nikita Zhivotovskiy

arXiv:2604.02920v1 Announce Type: new
Abstract: This paper studies the Exponential Weights (EW) algorithm with an isotropic Gaussian prior for online logistic regression. We show that the near-optimal worst-case regret bound $O(d\log(Bn))$ for EW, est…