Author

Zi-Xuan Ma

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#machine learning Preprint Sep 2026

Model-Agnostic Online Certificate-Driven Calibration for Time Series Forecasting Under Distribution Shift

Time series out-of-distribution generalization requires forecasters to remain reliable when deployment dynamics differ from training conditions due to covariate shift, concept shift, and temporal dependence. Probably Approximately Correct Bayesian domain adaptation provides computable certificates by decomposing target...

Chen-Feng Huang, Zi-Xuan Ma, George Michailidis · 3 citations

#machine learning Review Sep 2026

Causal Bayesian Optimization: Foundations, Methods, and Applications

Causal Bayesian Optimization (CBO) combines causal inference with Bayesian optimization to enable sample-efficient intervention selection in systems with causal structure. This survey provides a systematic review of CBO through a unified BO-loop perspective, showing how causal assumptions shape intervention search spac...

Chen-Feng Huang, Thuy T. Le, Zi-Xuan Ma et al. · Trans. Mach. Learn. Res. · 0 citations