Geometric Features of Higher-Order Networks via the Spectral Triplet

Fuente: arXiv
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Main Authors: Najem, Sara, Mrad, Dima, Elsayed, Mohammad
Format: Preprint
Published: 2025
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author Najem, Sara
Mrad, Dima
Elsayed, Mohammad
author_facet Najem, Sara
Mrad, Dima
Elsayed, Mohammad
contents Our work is concerned with simplicial complexes that describe higher-order interactions in real complex systems. This description allows to go beyond the pairwise node-to-node representation that simple networks provide and to capture a hierarchy of interactions of different orders. The prime contribution of this work is the introduction of geometric measures for these simplicial complexes. We do so by noting the non-commutativity of the algebra associated with their matrix representations and consequently we bring to bear the spectral triplet formalism of Connes on these structures and then notions of associated dimensions, curvature, and distance can be computed to serve as characterizing features in addition to known topological metrics.
format Preprint
id arxiv_https___arxiv_org_abs_2509_04311
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Geometric Features of Higher-Order Networks via the Spectral Triplet
Najem, Sara
Mrad, Dima
Elsayed, Mohammad
Statistical Mechanics
Applied Physics
Computational Physics
Data Analysis, Statistics and Probability
Our work is concerned with simplicial complexes that describe higher-order interactions in real complex systems. This description allows to go beyond the pairwise node-to-node representation that simple networks provide and to capture a hierarchy of interactions of different orders. The prime contribution of this work is the introduction of geometric measures for these simplicial complexes. We do so by noting the non-commutativity of the algebra associated with their matrix representations and consequently we bring to bear the spectral triplet formalism of Connes on these structures and then notions of associated dimensions, curvature, and distance can be computed to serve as characterizing features in addition to known topological metrics.
title Geometric Features of Higher-Order Networks via the Spectral Triplet
topic Statistical Mechanics
Applied Physics
Computational Physics
Data Analysis, Statistics and Probability
url https://arxiv.org/abs/2509.04311