Romain Abraham

Publications

Article dans une revue (53)

Conditioning Bienaymé-Galton-Watson trees to have large sub-populations Romain Abraham,Hongwei Bi,Jean-François Delmas Advances in Applied Probability, 2026, 58, pp.345-386 Article dans une revue hal-04312847v1
Probability-graphons: Limits of large dense weighted graphs Romain Abraham,Jean-François Delmas,Julien Weibel Innovations in Graph Theory, 2025, 2, pp.25-117. ⟨10.5802/igt.7⟩ Article dans une revue hal-04361443v2
The depositional record of the French Flemish Coastal plain since antiquity: Impacts of land reclamation in a tide‐dominated estuary Rachid Ouchaou,Jean‐yves Reynaud,Youn Besse,Anissa Tilehghouatine,Eric Armynot Du Châteletet al. Depositional Record, 2024, 10 (5), pp.685-707. ⟨10.1002/dep2.279⟩ Article dans une revue hal-04583376v1
Penalization of Galton–Watson Trees with Marked Vertices Romain Abraham,Sonia Boulal,Pierre Debs Journal of Theoretical Probability, 2024, 37, pp.3688-3724. ⟨10.1007/s10959-024-01364-y⟩ Article dans une revue hal-04483823v1
Bedforms and Sedimentary Features Related to Water-Depth Variations in a Sandy Tidal-Flat Environment Yvonne Battiau,Sandra Ventalon,Romain Abraham,Vincent Sipka,Olivier Cohenet al. Journal of Coastal Research, 2024, 40 (1), pp.80-103. ⟨10.2112/JCOASTRES-D-23-00025.1⟩ Article dans une revue hal-04301154v1
The contrasting origins of glauconite in the shallow marine environment highlight this mineral as a marker of paleoenvironmental conditions Nicolas Tribovillard,Viviane Bout-Roumazeilles,Romain Abraham,Sandra Ventalon,Marion Delattreet al. Comptes Rendus. Géoscience, 2023, 355 (S2), pp.1-16. ⟨10.5802/crgeos.170⟩ Article dans une revue hal-04219739v1
Understanding the Distributions of Benthic Foraminifera in the Adriatic Sea with Gradient Forest and Structural Equation Models Masoud A. Rostami,Fabrizio Frontalini,Eric Armynot Du Châtelet,Fabio Francescangeli,Maria Virginia Alves Martinset al. Applied Sciences, 2023, 13 (2), pp.794. ⟨10.3390/app13020794⟩ Article dans une revue hal-04254879v1
Preferential presence in harbours confirms the non-indigenous species status of Ammonia confertitesta (Foraminifera) in the English Channel Jean-Charles Pavard,Vincent M P Bouchet,Julien Richirt,Apolyne Courleux,Eric Armynot Du Châteletet al. Aquatic Invasions, 2023, 18 (3), pp.351 - 369. ⟨10.3391/ai.2023.18.3.106635⟩ Article dans une revue hal-04884005v1
A sedimentological oxymoron: highly evolved glauconite of earliest diagenetic origin. Nicolas Tribovillard,Viviane Bout-Roumazeilles,François Guillot,François Baudin,Jean-François Deconincket al. Comptes Rendus. Géoscience, 2023, 355 (G1), pp.157-173. ⟨10.5802/crgeos.208⟩ Article dans une revue hal-04090605v1
Global regime for general additive functionals of conditioned Bienaymé-Galton-Watson trees Romain Abraham,Jean-François Delmas,Michel Nassif Probability Theory and Related Fields, 2022, 182 (182), pp.277-351. ⟨10.1007/s00440-021-01095-9⟩ Article dans une revue hal-02941122v1
Syndepositional glauconite as a paleoenvironmental proxy - the lower Cenomanian Chalk of Cap Blanc Nez (N-France) Nicolas Tribovillard,Viviane Bout-Roumazeilles,Marion Delattre,Sandra Ventalon,Oussenatou Nziéet al. Chemical Geology, 2021, 584, pp.120508. ⟨10.1016/j.chemgeo.2021.120508⟩ Article dans une revue hal-03374316v1
Exact simulation of the genealogical tree for a stationary branching population and application to the asymptotics of its total length Romain Abraham,Jean-François Delmas Advances in Applied Probability, 2021, 53 (2), pp.537-574. ⟨10.1017/apr.2020.70⟩ Article dans une revue hal-01413614v3
Some Properties of Stationary Continuous State Branching Processes Romain Abraham,Jean-François Delmas,Hui He Stochastic Processes and their Applications, 2021, 141, pp.309-343. ⟨10.1016/j.spa.2021.07.011⟩ Article dans une revue hal-02614083v1
Penalization of Galton-Watson processes Romain Abraham,Pierre Debs Stochastic Processes and their Applications, 2020, 130 (5), pp.3095-3119. ⟨10.1016/j.spa.2019.09.005⟩ Article dans une revue hal-01744802v1
Very fat geometric galton-watson trees Romain Abraham,Aymen Bouaziz,Jean-François Delmas ESAIM: Probability and Statistics, 2020, 24, pp.294-314. ⟨10.1051/ps/2019026⟩ Article dans une revue hal-01591656v1
Storm-induced concentration of sulfurized, marine-origin, organic matter as a possible mechanism in the formation of petroleum source-rock Nicolas Tribovillard,Hichem Koched,François Baudin,Thierry Adatte,Marion Delattreet al. Marine and Petroleum Geology, 2019, 109, pp.808-818. ⟨10.1016/j.marpetgeo.2019.07.003⟩ Article dans une revue istex hal-03934621v1
Leveraging multiuser diversity for adaptive hybrid satellite-LTE downlink scheduler (H-MUDoS) in emerging 5G-satellite network Romain Abraham,Jean-François Delmas,Michel Nassif International Journal of Satellite Communications and Networking, 2019, 37 (2), pp.113-125. ⟨10.1002/sat.1259⟩ Article dans une revue hal-03576434v1
Asymptotic properties of expansive Galton-Watson trees Romain Abraham,Jean-François Delmas Electronic Journal of Probability, 2019, 24, Paper 15, 1-51. ⟨10.1214/19-EJP272⟩ Article dans une revue hal-01661755v1
Variational methods for tomographic reconstruction with few views Maïtine Bergounioux,Isabelle Abraham,Romain Abraham,Guillaume Carlier,Erwan Le Pennecet al. Milan Journal of Mathematics, 2018, 86 (2), pp.157--200 Article dans une revue hal-01817172v1
Critical multi-type Galton- Watson trees conditioned to be large Romain Abraham,Jean-François Delmas,Hongsong Guo Journal of Theoretical Probability, 2018, 31, pp.757-788. ⟨10.1007/s10959-016-0739-8⟩ Article dans une revue hal-01224696v2
Automatic choice of the threshold of a grain filter via Galton-Watson trees. Application to granite cracks detection Romain Abraham,Maïtine Bergounioux,Pierre Debs Journal of Mathematical Imaging and Vision, 2018, 6 (1), pp.50-69 Article dans une revue hal-01337551v2
Reversal property of the Brownian tree Romain Abraham,Jean-François Delmas ALEA : Latin American Journal of Probability and Mathematical Statistics, 2018, 15, pp.1293-1309 Article dans une revue hal-01613842v1
Tomographic Reconstruction from a Few Views: A Multi-Marginal Optimal Transport Approach I. Abraham,R. Abraham,M. Bergounioux,Guillaume Carlier Applied Mathematics and Optimization, 2017, 75 (1), pp.55-73. ⟨10.1007/s00245-015-9323-3⟩ Article dans une revue hal-01065981v3
Local limits of galton-watson trees conditioned on the number of protected nodes Romain Abraham,Aymen Bouaziz,Jean-François Delmas Journal of Applied Probability, 2017, 54, pp.55-65 Article dans une revue hal-01195701v2
$\beta$-coalescents and stable Galton-Watson trees Romain Abraham,Jean-François Delmas ALEA : Latin American Journal of Probability and Mathematical Statistics, 2015, 12, pp.451-476 Article dans une revue hal-00805322v2
Pruning of CRT-sub-trees Romain Abraham,Jean-François Delmas,Hui He Stochastic Processes and their Applications, 2015, 125, pp.1569-1604 Article dans une revue hal-00763707v1
Exit times for an increasing Lévy tree-valued process Romain Abraham,Jean-François Delmas,Patrick Hoscheit Probability Theory and Related Fields, 2014, 159 (1-2), pp.357-403. ⟨10.1007/s00440-013-0509-9⟩ Article dans une revue hal-00673870v2
Local limits of conditioned Galton-Watson trees: the infinite spine case. Romain Abraham,Jean-François Delmas Electronic Journal of Probability, 2014, 19, Article 2, pp 1-19. ⟨10.1214/EJP.v19-2747⟩ Article dans une revue hal-00813145v4
Local limits of conditioned Galton-Watson trees: the condensation case Romain Abraham,Jean-François Delmas Electronic Journal of Probability, 2014, 56, Article 56, pp 1-29 Article dans une revue hal-00909604v1
The forest associated with the record process on a Lévy tree Romain Abraham,Jean-François Delmas Stochastic Processes and their Applications, 2013, 123, pp.3497-3517 Article dans une revue hal-00686569v2
A construction of a $\beta$-coalescent via the pruning of Binary Trees Romain Abraham,Jean-François Delmas Journal of Applied Probability, 2013, 50 (3), pp.772-790 Article dans une revue hal-00711518v2
A note on Gromov-Hausdorff-Prokhorov distance between (locally) compact measure spaces Romain Abraham,Jean-François Delmas,Patrick Hoscheit Electronic Journal of Probability, 2013, 18, pp.14. ⟨10.1214/EJP.v18-2116⟩ Article dans une revue hal-00673921v1
Record process on the Continuum Random Tree Romain Abraham,Jean-François Delmas ALEA : Latin American Journal of Probability and Mathematical Statistics, 2013, 10, pp.251 Article dans une revue hal-00609467v3
A continuum-tree-valued Markov process Romain Abraham,Jean-François Delmas The Annals of Probability, 2012, 40 (3), pp.1167-1211. ⟨10.1214/11-AOP644⟩ Article dans une revue hal-00379118v3
Pruning Galton-Watson Trees and Tree-valued Markov Processes Romain Abraham,Jean-François Delmas,Hui He Annales de l'Institut Henri Poincaré (B) Probabilités et Statistiques, 2012, 48 (3), pp.688-705. ⟨10.1214/11-AIHP423⟩ Article dans une revue hal-00497035v2
Pruning a Lévy continuum random tree Romain Abraham,Jean-François Delmas,Guillaume Voisin Electronic Journal of Probability, 2010, 15, pp.1429-1473 Article dans une revue hal-00270803v3
Changing the branching mechanism of a continuous state branching process using immigration Romain Abraham,Jean-François Delmas Annales de l'Institut Henri Poincaré (B) Probabilités et Statistiques, 2009, 45 (1), pp.226-238. ⟨10.1214/07-AIHP165⟩ Article dans une revue hal-00096275v2
Fragmentation associated with Levy processes using snake Romain Abraham,Jean-François Delmas Probability Theory and Related Fields, 2008, 141, pp.113-154. ⟨10.1007/s00440-007-0081-2⟩ Article dans une revue hal-00014673v2
Williams' decomposition of the Lévy continuous random tree and simultaneous extinction probability for populations with neutral mutations Romain Abraham,Jean-François Delmas Stochastic Processes and their Applications, 2008, 119, pp.1124-1143 Article dans une revue hal-00141154v2
A penalization approach for tomographic reconstruction of binary axially symmetric objects Romain Abraham,Maïtine Bergounioux,Emmanuel Trélat Applied Mathematics and Optimization, 2008, 58 (3), pp.345-371. ⟨10.1007/s00245-008-9039-8⟩ Article dans une revue istex hal-00139494v2
Significant edges in the case of a non-stationary Gaussian noise Isabelle Abraham,Romain Abraham,Agnes Desolneux,Sebastien Li-Thiao-Te Pattern Recognition, 2007, 40, pp.3277-3291. ⟨10.1016/j.patcog.2007.02.015⟩ Article dans une revue hal-00079148v2
Feller property and infinitesimal generator of the exploration process Romain Abraham,Jean-François Delmas Journal of Theoretical Probability, 2007, 20, pp.355-370. ⟨10.1007/s10959-007-0082-1⟩ Article dans une revue hal-00015553v1
Asymptotics for the small fragments of the fragmentation at nodes Romain Abraham,Jean-François Delmas Bernoulli, 2007, 13 (1), pp.211-228. ⟨10.3150/07-BEJ6045⟩ Article dans une revue hal-00020262v1
Strong convergence for urn models with reducible replacement policy Romain Abraham,Jean-Stephane Dhersin,Bernard Ycart Journal of Applied Probability, 2007, 44 (3), pp.652-660. ⟨10.1239/jap/1189717535⟩ Article dans une revue hal-00087017v1
Forward-backward stochastic differential equations and PDE with gradient dependent second order coefficients Romain Abraham,Olivier Rivière ESAIM: Probability and Statistics, 2006, 10, pp.184-205 Article dans une revue hal-00008569v1
Solutions of $\Delta u=4 u^2$ with Neumann's conditions using the Brownian snake Romain Abraham,Jean-François Delmas Probability Theory and Related Fields, 2004, 128, pp.475-516 Article dans une revue hal-00022232v1
Solutions of $\Delta u=4 u2$ with Neumann's conditions using the Brownian snake Romain Abraham,J.-F. Delmas Probability Theory and Related Fields, 2004, pp.475 - 516 Article dans une revue hal-00170684v1
Some properties of the exit measure for super-Brownian motion Romain Abraham,J.-F. Delmas Probability Theory and Related Fields, 2002, 122, pp.71-107 Article dans une revue hal-00170696v1
Representations of the Brownian snake with drift Romain Abraham,Laurent Serlet Stochastic and Stochastics Reports, 2002, 73, pp.287-308 Article dans une revue hal-00022234v1
Poisson snake and fragmentation Romain Abraham,J.-F. Delmas Electronic Journal of Probability, 2002, 7, pp.1 Article dans une revue hal-00170693v1
Some properties of the exit measure for super-Brownian motion Romain Abraham,Jean-François Delmas Probability Theory and Related Fields, 2002, 122, pp.71-107 Article dans une revue hal-00022236v1
Representations of the Brownian snake with drift Romain Abraham,Laurent Serlet Stochastics and Stochastics Reports, 2002, 73, pp.287-308 Article dans une revue hal-00170691v1
Preparation of ultrafine particles alpha-Fe2O3 P. Deygas,Christelle Goutaudier,F. Guenard,R. Abraham Comptes Rendus de l'Académie des Sciences, Paris, 1995, 321(IIb), pp.337-342 Article dans une revue hal-04753401v1

Pré-publication, Document de travail (8)

Site Frequency Spectrum in stationary branching populations Romain Abraham,Jean-François Delmas,Patrick Hoscheit 2025 Pré-publication, Document de travail hal-05156848v2
Local limits of conditioned marked Galton Watson trees Romain Abraham,Sonia Boulal,Pierre Debs 2025 Pré-publication, Document de travail hal-05267386v1
Brownian continuum random tree conditioned to be large Romain Abraham,Jean-François Delmas,Hui He 2025 Pré-publication, Document de travail hal-03581326v3
Depth Separable architecture for Sentinel-5P Super-Resolution Hyam Omar Ali,Romain Abraham,Bruno Galerne 2025 Pré-publication, Document de travail hal-04917176v1
CONDITIONING (SUB)CRITICAL LÉVY TREES BY THEIR MAXIMAL DEGREE: DECOMPOSITION AND LOCAL LIMIT Romain Abraham,Jean-François Delmas,Michel Nassif 2022 Pré-publication, Document de travail hal-03838037v1
Radiomics Model for Mycetoma Grains Classification from Histopathological Microscopic Images Using Partial Least Squares Discriminant Analysis (PLS-DA) Hyam Omar Ali,Romain Abraham,Guillaume Desoubeaux,Ahmed H Fahal,Clovis Tauber 2021 Pré-publication, Document de travail hal-03247688v1
An introduction to Galton-Watson trees and their local limits Romain Abraham,Jean-François Delmas 2015 Pré-publication, Document de travail hal-01164661v3
A variational method for tomographic reconstruction with few views Isabelle Abraham,Romain Abraham,Maïtine Bergounioux 2012 Pré-publication, Document de travail hal-00697218v2