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cs.LG2026
Echoes of Error: Residual-Directional Local Rollout Consistency for Timeseries Forecasting
Zheng Wang, Kaixuan Zhang, Xiaonan Lu +1
In time-series forecasting, rollout errors are not merely one-step fitting discrepancies: once fed back into the evolving state, they can perturb future predictions. We formalize t…
cs.LG2025
Characteristic Root Analysis and Regularization for Linear Time Series Forecasting
Zheng Wang, Kaixuan Zhang, Wanfang Chen +3
Time series forecasting remains a critical challenge across numerous domains, yet the effectiveness of complex models often varies unpredictably across datasets. Recent studies hig…