2 papers
stat.ME2026
Consistent Selection of the Number of Groups in Panel Models via Cross-Validation
Zhe Li, Xuening Zhu, Changliang Zou
Group number selection is a key problem for group panel data modeling. In this work, we develop a cross-validation (CV) method to tackle this problem. Specifically, we split the pa…
stat.ME2025
Change-Points Detection and Support Recovery for Spatially Indexed Functional Data
Fengyi Song, Decai Liang, Changliang Zou
Large volumes of spatiotemporal data, characterized by high spatial and temporal variability, may experience structural changes over time. Unlike traditional change-point problems,…