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stat.ME2026
Unsupervised Learning Under a General Semiparametric Clusterwise Elliptical Distribution: Efficient Estimation, Optimal Clustering, and Consistent Cluster Selection
Jen-Chieh Teng, Sheng-Hsin Fan, Chin-Tsang Chiang +2
A general semiparametric clusterwise elliptical distribution is introduced for assessing how latent cluster structure shapes continuous outcomes. Using a subjectwise representation…
stat.ME2025
Unsupervised Learning in a General Semiparametric Clusterwise Index Distribution Model
Jen-Chieh Teng, Chin-Tsang Chiang
This study introduces a general semiparametric clusterwise index distribution model to analyze how latent clusters affect the covariate-response relationships. By employing suffici…