The following link goes to an interactive Shiny interface designed by Y. Xing, illustrating the use of exponential random graph models (ERGMs), as part of Garrett et al. (2018).
Garrett, K. A., R. I. Alcalá-Briseño, K. F. Andersen, C. E. Buddenhagen, R. A. Choudhury, J. C. Fulton, J. F. Hernandez Nopsa, R. Poudel, and Y. Xing. 2018. Network analysis: A systems framework to address grand challenges in plant pathology. Annual Review of Phytopathology 56: 559-580. [link]