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Normal approximation for subgraph counts in age-dependent random connection models

Sep 2026 · Advances in Applied Probability · pp. 1-36 · 0 citations · 17 references

TL;DR

For clique counts, a multivariate quantitative normal approximation result through the Malliavin–Stein method is established and distributional convergence based on a central limit theorem for sequences of associated random variables is obtained.

Abstract

We study normal approximation of subgraph counts in a model of spatial scale-free random networks known as the age-dependent random connection model . In the light-tailed regime where only moments of order left parenthesis 2 plus epsilon right parenthesis ( 2 + ε ) $(2+\varepsilon)$ are finite, we study the asymptotic normality of both clique and subtree counts. For clique counts, we establish a multivariate quantitative normal approximation result through the Malliavin–Stein method. In the more delicate case of subtree counts, we obtain distributional convergence based on a central limit theorem for sequences of associated random variables.

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