2 papers
cs.SI2026
Sender--Receiver Community Detection in Directed Networks via Node-Role-Constrained Edge Clustering
Duy Hieu Do
Directed community detection is challenging because edge directions encode asymmetric source-target relations. Most directed modularity and random-walk methods assign one label to…
cs.SI2026
Forward--Backward Green Cosine Geometry for Directed Community Detection and Overlap Expansion
Duy Hieu Do
Community detection in directed graphs is challenging because edge asymmetry induces non-reversible diffusion, direction-dependent accessibility, and distinct source and target rol…