2 papers
stat.AP2026
Large-Scale Asset Selection via Metric Dependence with Enriched High Frequency Information
Yangzhou Chen, Shuaida He, Xin Chen
Large-scale portfolio choice is highly sensitive to estimation error, making the preliminary asset selection essential in empirical implementation. Existing selection rules typical…
stat.ME2024
Large-scale metric objects filtering for binary classification with application to abnormal brain connectivity detection
Shuaida He, Jiaqi Li, Xin Chen
The classification of random objects within metric spaces without a vector structure has attracted increasing attention. However, the complexity inherent in such non-Euclidean data…