Fundamental Limitations

Risk-Monotonicity in Statistical Learning

NeurIPS 2021 (Oral Presentation${}^{\dagger}$)

Lipschitz and Comparator-Norm Adaptivity in Online Learning

COLT 2020

Constant Regret, Generalized Mixability, and Mirror Descent

NeurIPS 2018 (Spotlight Presentation${}^{\star}$)