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20212026
most citedMultiple change-point detection for Poisson point processes

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math.ST2026

Who Drives the System? Classifying Mean-Field Particle Systems from Trajectory Data

Christophe Denis, Charlotte Dion-Blanc, Yating Liu

We study the supervised classification problem for interacting particle systems (IPS) from trajectory observations. The IPS belongs to one of K classes, each characterized by a dis…

math.ST2025

Hawkes process with a diffusion-driven baseline: long-run behavior, inference, statistical tests

Maya Sadeler Perrin, Anna Bonnet, Charlotte Dion-Blanc +1

Event-driven systems in fields such as neuroscience, social networks, and finance often exhibit dynamics influenced by continuously evolving external covariates. Motivated by these…

math.ST2024

Nonparametric estimation of the stationary density for Hawkes-diffusion systems with known and unknown intensity

Chiara Amorino, Charlotte Dion-Blanc, Arnaud Gloter +1

We investigate the nonparametric estimation problem of the density , representing the stationary distribution of a two-dimensional system $\left(Z_t\right)_{t \in[0, T]}=\left(X…

math.ST2024

ERM-Lasso classification algorithm for Multivariate Hawkes Processes paths

Charlotte Dion-Blanc, Christophe Denis, Laure Sansonnet +1

We are interested in the problem of classifying Multivariate Hawkes Processes (MHP) paths coming from several classes. MHP form a versatile family of point processes that models in…

math.ST2022

Nonparametric plug-in classifier for multiclass classification of S.D.E. paths

Christophe Denis, Charlotte Dion-Blanc, Eddy Ella Mintsa +1

We study the multiclass classification problem where the features come from the mixture of time-homogeneous diffusions. Specifically, the classes are discriminated by their drift f…

math.ST2021

Neuronal Network Inference and Membrane Potential Model using Multivariate Hawkes Processes

Anna Bonnet, Charlotte Dion, François Gindraud +1

In this work, we propose to catch the complexity of the membrane potential's dynamic of a motoneuron between its spikes, taking into account the spikes from other neurons around. O…