2 papers
physics.soc-ph2026
Who Connects Global Aid? The Hidden Geometry of 10 Million Transactions
Paul X. McCarthy, Xian Gong, Marian-Andrei Rizoiu +1
The global aid system functions as a complex and evolving ecosystem; yet widespread understanding of its structure remains largely limited to aggregate volume flows. Here we map th…
cs.SI2025
Properties and Expressivity of Linear Geometric Centralities
Paolo Boldi, Flavio Furia, Chiara Prezioso
Centrality indices are used to rank the nodes of a graph by importance: this is a common need in many concrete situations (social networks, citation networks, web graphs, for insta…