Showing 2025Show all
2 papers · 1 filter
stat.ME2025
Temporal network analysis via a degree-corrected Cox model
Yuguo Chen, Lianqiang Qu, Jinfeng Xu +2
Temporal dynamics, characterised by time-varying degree heterogeneity and homophily effects, are often exhibited in many real-world networks. As observed in an MIT Social Evolution…
math.ST2025
Maximum likelihood estimation in the sparse Rasch model
Pai Peng, Lianqiang Qu, Qiuping Wang +2
The Rasch model has been widely used to analyse item response data in psychometrics and educational assessments. When the number of individuals and items are large, it may be impra…