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Detecting coalitions by optimally partitioning signed networks of political collaboration

We propose new mathematical programming models for optimal partitioning of a signed graph into cohesive groups. To demonstrate the approach’s utility, we apply it to identify coalitions in US Congress since 1979 and examine the impact of polarized coalitions on the effectiveness of passing bills. Ou...

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Detalles Bibliográficos
Autores principales: Aref, Samin, Neal, Zachary
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2020
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6992702/
https://www.ncbi.nlm.nih.gov/pubmed/32001776
http://dx.doi.org/10.1038/s41598-020-58471-z