3 papers
cs.SI2023
When can networks be inferred from observed groups?
Zachary P. Neal
Collecting network data directly from network members can be challenging. One alternative involves inferring a network from observed groups, for example, inferring a network of sci…
cs.SI2023
Stochastic Degree Sequence Model with Edge Constraints (SDSM-EC) for Backbone Extraction
Zachary P. Neal, Jennifer Watling Neal
It is common to use the projection of a bipartite network to measure a unipartite network of interest. For example, scientific collaboration networks are often measured using a co-…
cs.SI2019
Detecting coalitions by optimally partitioning signed networks of political collaboration
Samin Aref, Zachary Neal
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 coali…