activity
20132026
most citedConvergence of the Fourth Moment and Infinite Divisibility

3 citations · 7 across the 23 of their papers we have counts for

collaborators

28 papers

math.MG2026

A short open space curve of unit width

Tinko Sebastian Bartels, Dennis Kevin Choy, Ruixiang Wu +1

In this work, we propose a curve to be a minimum of length among rectifiable, continuous curves of unit width in three-dimensional Euclidean space. We show that a previously conjec…

math.OA2026

Non-commutative law of rare events

Marco Tulio Gaxiola, Arturo Jaramillo

We establish quantitative versions of the law of rare events and binomial approximations in non-commutative probability settings, including the free, Boolean, and monotone convolut…

math.ST2026

Robust Scale Estimation in Additive Noise via Weighted Order Statistics

Jorge González Cázares, Arturo Jaramillo

This manuscript develops a non-parametric and robust framework for estimating the scale of additive noise in weakly sparse systems. The method does not require independence, prescr…

math.PR2026

Distributional comparison for non-commutative infinitely divisible probability measures

Arturo Jaramillo, Josue Vazquez-Becerra

We determine ``cumulant-type'' upper bounds of the non-commutative Wasserstein distance for certain classes of distributions and , which are infinite divisible with respect…

math.PR2026

Attenuated Poisson Dirichlet approximations for divisibility configurations

Victor Bernal Ramirez, David Torres-Flores, Arturo Jaramillo

We study the point process formed by the normalized logarithms of the distinct prime factors of a harmonic random sample. We prove a quantitative convergence result, in a Wasserste…

stat.ML2026

Adjusted Wasserstein distances for bridging empirical and true distributions with applications to MDS

Flor Martinez-Sermeno, Arturo Jaramillo, Johan Van Horebeek

This paper examines how metric adjustments to Multidimensional Scaling (MDS) can enhance its effectiveness as a visual tool for pattern recognition. The distance under consideratio…

math.CO2026

Hockey-Stick Domination and Distributional Comparison on Finite Posets

Arturo Jaramillo, Saylé Sigarreta

We develop a framework for comparing probability measures on finite posets via hockey-stick domination, an order relation defined through interval-counting test functions. The theo…

math.PR2025

Asymptotics for additive functionals of particle systems via Stein's method

Arturo Jaramillo, Antonio Murillo-Salas

We consider additive functionals of systems of random measures whose initial configuration is given by a Poisson point process, and whose individual components evolve according to…

math.NT2025

Additive functionals of Harmonic samples: the conditioned Dickman regime

Victor Bernal Ramirez, Arturo Jaramillo

We study the distributional behavior of additive arithmetic functions evaluated at integers drawn from the harmonic distribution. Our main result shows that, for a broad family of…

cs.LG2025

Branching Stein Variational Gradient Descent for sampling multimodal distributions

Isaías Bañales, Arturo Jaramillo, Joshué Helí Ricalde-Guerrero

We propose a novel particle-based variational inference method designed to work with multimodal distributions. Our approach, referred to as Branched Stein Variational Gradient Desc…

math.PR2024

Non-commutative Stein's Method: Applications to Free Probability and Sums of Non-commutative Variables

Mario Díaz, Arturo Jaramillo

We present a straightforward formulation of Stein's method for the semicircular distribution, specifically designed for the analysis of non-commutative random variables. Our approa…

math.PR2024

Approximation of Smooth Numbers for Harmonic Samples A Stein method Approach

Arturo Jaramillo, Xiaochuan Yang

We present a de Bruijn type approximation for quantifying the content of m smooth numbers, derived from samples obtained through a probability measure over the set of integers less…

math.PR2023

Rates on Yaglom's limit for Galton-Watson processes in a varying environment

Natalia Cardona-Tobón, Arturo Jaramillo, Sandra Palau

A Galton-Watson process in a varying environment is a discrete time branching process where the offspring distributions vary among generations. It is known that in the critical cas…

math.PR2023

Quantitative and stable limits of high-frequency statistics of Lévy processes: a Stein's method approach

Chiara Amorino, Arturo Jaramillo, Mark Podolskij

We establish inequalities for assessing the distance between the distribution of errors of partially observed high-frequency statistics of multidimensional Lévy processes and that…

math.PR2022

Quantitative limit theorems via relative log-concavity

Arturo Jaramillo, James Melbourne

In this paper we develop tools for studying limit theorems by means of convexity. We establish bounds for the discrepancy in total variation between probability measures and $ν…

math.PR2022

Optimal estimation of local time and occupation time measure for an α-stable Levy process

Chiara Amorino, Arturo Jaramillo, Mark Podolskij

We present a novel theoretical result on estimation of local time and occupation time measure of an α-stable Lévy process with α in (1, 2). Our approach is based upon computing the…

math.PR2021★ 1 cited

A generalized Kubilius-Barban-Vinogradov bound for prime multiplicities

Louis H. Y. Chen, Arturo Jaramillo, Xiaochuan Yang

We present an assessment of the distance in total variation of \textit{arbitrary} collection of prime factor multiplicities of a random number in and a collect…

math.PR2021

Limit Theorems for Additive Functionals of the Fractional Brownian Motion

Arturo Jaramillo, Ivan Nourdin, David Nualart +1

We investigate first and second order fluctuations of additive functionals of a fractional Brownian motion (fBm) of the form \begin{align}\label{eq:abstractmain} Z_n=\left\{\int_{0…

math.PR2021

A probabilistic approach to the Erdös-Kac theorem for additive functions

Louis H. Y. Chen, Arturo Jaramillo, Xiaochuan Yang

We present a new perspective of assessing the rates of convergence to the Gaussian and Poisson distributions in the Erdös-Kac theorem for additive arithmetic functions of a ran…

math.PR2020★ 1 cited

Fluctuations for matrix-valued Gaussian processes

Mario Diaz, Arturo Jaramillo, Juan Carlos Pardo

We consider a symmetric matrix-valued Gaussian process and its empirical spectral measure process . Under some mild condit…

math.PR2019

Approximation of Fractional Local Times: Zero Energy and Derivatives

Arturo Jaramillo, Ivan Nourdin, Giovanni Peccati

We consider empirical processes associated with high-frequency observations of a fractional Brownian motion (fBm) with Hurst parameter , and derive conditions under…

math.PR2018

Collision of eigenvalues for matrix-valued processes

Arturo Jaramillo, David Nualart

We examine the probability that at least two eigenvalues of an Hermitian matrix-valued Gaussian process, collide. In particular, we determine sharp conditions under which such prob…

math.PR2018

Convergence of the empirical spectral distribution of Gaussian matrix-valued processes

Arturo Jaramillo, Juan Carlos Pardo, José Luis Pérez

For a given normalized Gaussian symmetric matrix-valued process , we consider the process of its eigenvalues as well a…

math.PR2017

Symmetric stochastic integrals with respect to a class of self-similar Gaussian processes

Daniel Harnett, Arturo Jaramillo, David Nualart

We study the asymptotic behavior of the -symmetric Riemman sums for functionals of a self-similar centered Gaussian process with increment exponent . We prove that, u…