Convergence Analysis of Adaptive Gradient Methods under Refined Smoothness and Noise Assumptions. - Devyani Maladkar; Ruichen Jiang; Aryan Mokhtari (CoRR, 2024)

Provable Complexity Improvement of AdaGrad over SGD: Upper and Lower Bounds in Stochastic Non-Convex Optimization. - Ruichen Jiang; Devyani Maladkar; Aryan Mokhtari (COLT, 2025)