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stat.ME2024★ 1 cited
Subgroup Identification with Latent Factor Structure
Yong He, Dong Liu, Fuxin Wang +2
Subgroup analysis has garnered increasing attention for its ability to identify meaningful subgroups within heterogeneous populations, thereby enhancing predictive power. However,…
stat.ME2024
Penalized Principal Component Analysis for Large-dimension Factor Model with Group Pursuit
Yong He, Dong Liu, Guangming Pan +1
This paper investigates the intrinsic group structures within the framework of large-dimensional approximate factor models, which portrays homogeneous effects of the common factors…