Publications

Preprint (available on arXiv and HAL, submitted):

• Marc Arnaudon, Magalie Bénéfice, Michel Bonnefont and Delphine Féral, Large time behaviour for the semigroup of the kinetic Brownian motion in the plane, 2026. ->Preprint available on HAL and arXiv.
• Magalie Bénéfice and Koléhè Coulibaly-Pasquier, Cutoff in separation for compact harmonic manifold, 2026. ->Preprint available on HAL and arXiv.
• Magalie Bénéfice, Non co-adapted couplings of Brownian motions on subRiemannian manifolds, 2023. ->Preprint available on HAL and arXiv.

Publications:

• Marc Arnaudon, Magalie Bénéfice, Audrey Giremus, Continuous-time filtering in lie groups: Estimation via the fréchet mean of solutions to stochastic differential equations. In Frank Nielsen and Frédéric Barbaresco, editors, Geometric Science of Information, pages 431–440, Cham, 2026. ->Preprint available on arXiv and HAL.

• Magalie Bénéfice, Non co-adapted couplings of Brownian motions on the free, step $2$ Carnot groups, ESAIM Probab. Stat., 2025. ->Preprint available on arXiv and HAL.

• Marc Arnaudon, Magalie Bénéfice, Michel Bonnefont and Delphine Féral, A coupling strategy for Brownian motions at fixed time on Carnot groups using Legendre expansion, Electron. J. Probab., 2025. ->Preprint available on arXiv and HAL.

• Magalie Bénéfice, Couplings of Brownian motions on $SU(2)$ and $SL(2,\mathbb{R})$, Stochastic Processes and their Applications,Volume 176,2024,104434,ISSN 0304-4149. ->Preprint available on arXiv and HAL.

Conference article:

• Magalie Bénéfice, Marc Arnaudon, and Michel Bonnefont, Couplings of Brownian motions on $SU(2,\Bbb {C})$. In Geometric science of information. Part I, volume 14071 of Lecture Notes in Comput. Sci., pages 592-600. Springer, Cham, 2023.