2 papers
physics.soc-ph2025
Homophily Within and Across Groups
Abbas K. Rizi, Riccardo Michielan, Clara Stegehuis +1
Homophily -- the tendency of individuals to interact with similar others -- shapes how networks form and function. Yet existing approaches typically collapse homophily to a single…
physics.soc-ph2025
Strength and weakness of disease-induced herd immunity in networks
Takayuki Hiraoka, Zahra Ghadiri, Abbas K. Rizi +2
When a fraction of a population becomes immune to an infectious disease, the population-wide infection risk decreases nonlinearly due to collective protection, known as herd immuni…