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stat.ME2025
A Dynamic Factor Model for Multivariate Counting Process Data
Fangyi Chen, Hok Kan Ling, Zhiliang Ying
We propose a dynamic multiplicative factor model for process data, which arise from complex problem-solving items, an emerging testing mode in large-scale educational assessment. T…
stat.ME2024
Dynamic Factor Analysis of High-dimensional Recurrent Events
Fangyi Chen, Yunxiao Chen, Zhiliang Ying +1
Recurrent event time data arise in many studies, including biomedicine, public health, marketing, and social media analysis. High-dimensional recurrent event data involving many ev…