3 papers
stat.ME2025
Regression Analysis of Reciprocity in Directed Networks
Rui Feng, Chenlei Leng
Reciprocity--the tendency of individuals to form mutual ties--is a fundamental structural feature of many directed networks. Despite its ubiquity, reciprocity remains insufficientl…
stat.ME2024
Modelling Directed Networks with Reciprocity
Rui Feng, Chenlei Leng
Asymmetric relational data is increasingly prevalent across diverse fields, underscoring the need for directed network models to address the complex challenges posed by their uniqu…
math.ST2024
A Sparse Beta Regression Model for Network Analysis
Stefan Stein, Rui Feng, Chenlei Leng
For statistical analysis of network data, the -model has emerged as a useful tool, thanks to its flexibility in incorporating nodewise heterogeneity and theoretical tractabilit…