Lingwei Zhu

TIFO: Time-Invariant Frequency Operator for Stationarity-Aware Representation Learning in Time Series

ODEBrain: Continuous-Time EEG Graph for Modeling Dynamic Brain Networks

Symmetric Behavior Policy Optimization

Measuring Frequency Non-Stationarity for Robust Time Series Forecasting

Fat-to-Thin Policy Optimization: Offline Reinforcement Learning with Sparse Policies

$q$-exponential family for policy optimization