2 papers
cs.SI2026
Group Vitality Indices: Axioms and Algorithms
Natalia Kucharczuk, Oskar Skibski
We consider the problem of assessing a group of nodes in a network. Our focus is on vitality indices -- a natural class of centrality measures that evaluate the importance of a nod…
cs.SI2025
An Axiom System for Feedback Centralities
Tomasz WÄ s, Oskar Skibski
In recent years, the axiomatic approach to centrality measures has attracted attention in the literature. However, most papers propose a collection of axioms dedicated to one or tw…