3 papers
stat.ML2026
Statistical Properties of Robust Learning under Distributional Shifts
Zhiyi Li, Xiaojie Mao, Yunbei Xu +1
Distributional shifts arise when the target deployment environment differs from the source environment that generated the training data. Robust learning frameworks such as Distribu…
cs.LG2026
Autoregressive Learning in Joint KL: Sharp Oracle Bounds and Lower Bounds
Yunbei Xu, Yuzhe Yuan, Ruohan Zhan
We study the fundamental and timely problem of learning long sequences in autoregressive modeling and next-token prediction under model misspecification, measured by the joint Kull…
cs.LG2026
Fragility-aware Classification for Understanding Risk and Improving Generalization
Chen Yang, Zheng Cui, Daniel Zhuoyu Long +2
Classification models play a central role in data-driven decision-making applications such as medical diagnosis, recommendation systems, and risk assessment. Traditional performanc…