3 papers
stat.ME2025
Learning Shared and Source-specific Subspaces across Multiple Data Sources for Functional Data
Chi Zhang, Peijun Sang, Yingli Qin
In the era of big data, integrating multi-source functional data to extract a subspace that captures the shared subspace across sources has attracted considerable attention. In pra…
stat.ME2025
Order Determination for Functional Data
Chi Zhang, Peijun Sang, Yingli Qin
Dimension reduction is often necessary in functional data analysis, with functional principal component analysis being one of the most widely used techniques. A key challenge in ap…
stat.ME2025
Two-sample inference for sparse functional data
Chi Zhang, Peijun Sang, Yingli Qin
We propose a novel test procedure for comparing mean functions across two groups within the reproducing kernel Hilbert space (RKHS) framework. Our proposed method is adept at handl…