Exponential-Family Models of Random Graphs

M Schweinberger, PN Krivitsky, CT Butts, JR Stewart - Statistical Science, 2020 - JSTOR
Exponential-family Random Graph Models (ERGMs) constitute a large statistical framework
for modeling dense and sparse random graphs with short-or long-tailed degree distributions …

The problem of scaling in exponential random graph models

SW Duxbury - Sociological Methods & Research, 2023 - journals.sagepub.com
This study shows that residual variation can cause problems related to scaling in
exponential random graph models (ERGM). Residual variation is likely to exist when there …

Network formation in organizational settings: Exploring the importance of local social processes and team-level contextual variables in small groups using bayesian …

F Agneessens, FJ Trincado-Munoz, J Koskinen - Social Networks, 2022 - Elsevier
Statistical models for social networks, such as exponential random graphs (ERGMs), have
increasingly been used by organizational scholars to study the social interactions inside …

Formal hierarchies and informal networks: How organizational structure shapes information search in local government

TA Whetsell, A Kroll… - Journal of Public …, 2021 - academic.oup.com
Attention to informal communication networks within public organizations has grown in
recent decades. While research has documented the role of individual cognition and social …

A multilayer exponential random graph modelling approach for weighted networks

A Caimo, I Gollini - Computational Statistics & Data Analysis, 2020 - Elsevier
A new modelling approach for the analysis of weighted networks with ordinal/polytomous
dyadic values is introduced. Specifically, it is proposed to model the weighted network …

Concentration and consistency results for canonical and curved exponential-family models of random graphs

M Schweinberger, J Stewart - The Annals of Statistics, 2020 - JSTOR
Statistical inference for exponential-family models of random graphs with dependent edges
is challenging. We stress the importance of additional structure and show that additional …

Highly scalable maximum likelihood and conjugate Bayesian inference for ERGMs on graph sets with equivalent vertices

F Yin, CT Butts - Plos one, 2022 - journals.plos.org
The exponential family random graph modeling (ERGM) framework provides a highly
flexible approach for the statistical analysis of networks (ie, graphs). As ERGMs with dyadic …

A Tale of Two Datasets: Representativeness and Generalisability of Inference for Samples of Networks

PN Krivitsky, P Coletti, N Hens - Journal of the American Statistical …, 2023 - Taylor & Francis
The last two decades have seen considerable progress in foundational aspects of statistical
network analysis, but the path from theory to application is not straightforward. Two large …

Who innovates with whom and why? A comparative analysis of the global research networks supporting climate change mitigation

D Ma, Y Li, K Zhu, H Huang, Z Cai - Energy Research & Social Science, 2022 - Elsevier
A paucity of research investigates the heterogeneity in global R&D collaboration across
climate change mitigation technological fields, limiting understanding of major players, inter …

Exponential-family random graph models for multi-layer networks

PN Krivitsky, LM Koehly, CS Marcum - Psychometrika, 2020 - Springer
Multi-layer networks arise when more than one type of relation is observed on a common set
of actors. Modeling such networks within the exponential-family random graph (ERG) …