2 papers
math.OC2022
Continuous-in-time Limit for Bayesian Bandits
Yuhua Zhu, Zachary Izzo, Lexing Ying
This paper revisits the bandit problem in the Bayesian setting. The Bayesian approach formulates the bandit problem as an optimization problem, and the goal is to find the optimal…
cs.LG2022
Importance Tempering: Group Robustness for Overparameterized Models
Yiping Lu, Wenlong Ji, Zachary Izzo +1
Although overparameterized models have shown their success on many machine learning tasks, the accuracy could drop on the testing distribution that is different from the training o…