Online Learning

Adaptive Matrix Online Learning through Smoothing with Guarantees for Nonsmooth Nonconvex Optimization

Pre-Print 2026

An Ellipsoid Algorithm for Online Convex Optimization

NeurIPS 2025

Oracle-Efficient Adversarial Reinforcement Learning via Max-Following

ICML 2025 Workshop

Beating Adversarial Low-Rank MDPs with Unknown Transition and Bandit Feedback

NeurIPS 2024

Fully Unconstrained Online Learning

NeurIPS 2024

The Power of Resets in Online Reinforcement Learning

NeurIPS 2024 (Spotlight)

Online Convex Optimization with a Separation Oracle

Pre-Print 2024

Lipschitz and Comparator-Norm Adaptivity in Online Learning

COLT 2020

Lipschitz Adaptivity with Multiple Learning Rates in Online Learning

COLT 2019

Constant Regret, Generalized Mixability, and Mirror Descent

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