Laurent Najman

Supervision

HDR and PhD supervision

Supervision is a central part of research activity: HDRs, PhD theses, collaborations with co-supervisors, and the trajectories of students trained across mathematical morphology, imaging, topology, computer vision, biomedical applications, and deep learning.

2HDRs supervised
33PhD students in France
4PhD students abroad
2current PhD projects

HDR

Habilitation à diriger les recherches

2 recordsBio and CV
  1. 2012

    Thierry Géraud

    Outil logiciel pour le traitement d'images: bibliothèque, paradigmes, types et algorithmes

    ProfileORCIDHDR manuscript
    Université Paris-Est, 248 pages, in French.
  2. 2017

    Evangelia Zacharaki

    Computational methods towards image-based biomarkers and beyond

    ProfileORCID
    Université Paris-Est.

Doctoral supervision

Former PhD students

29 listed records
  1. 1997

    Eric Bouvier

    Crowd Simulation by Particle Systems

    ProfilePhD thesis
    With Eyal CohenIn French.
  2. 2007

    Jean Cousty

    Discrete watersheds: theory and applications to cardiac image segmentation

    ProfileORCIDPhD thesisAward: AFRIF Prize 2008
    With Gilles Bertrand and Michel CouprieIn French.Special Mention, AFRIF Prize 2008.
  3. 2008

    David Menotti Gomes

    Contrast Enhancement in Digital Imaging using Histogram Equalization

    ProfileORCIDPhD thesis
    With Arnaldo de Albuquerque Araujo
  4. 2011

    Roland Levillain

    Towards a Software Architecture for Generic Image Processing (Vers une architecture logicielle pour le traitement d'images générique)

    ProfilePhD thesis
    With Thierry Géraud
  5. 2010

    Pierre Boulenguez

    Multispectral imaging assessment of sources and materials for photosimulation

    ProfileORCIDPhD thesis
    In French.
  6. 2011

    Camille Couprie

    Graph-based variational optimization and applications in computer vision

    ProfilePhD thesisAward: Fondation EADS 2012Award: Prix Gilles Kahn 2012Award: DGA PhD Prize 2013
    With Hugues Talbot and Leo GradyBest interdisciplinary PhD, Fondation EADS, 2012.Accessit, Prix Gilles Kahn 2012.Best 2013 PhD Prize from the Délégation générale de l'armement.
  7. 2012

    Vincent Bismuth

    Image Processing Algorithms for the Visualization of Interventional Devices in X-Ray Fluoroscopy

    ProfilePhD thesis
    With Régis Vaillant
  8. 2012

    Laszlo Marak

    Image Segmentation by Continuous Max-Flow

    ProfilePhD thesis
    With Hugues Talbot
  9. 2012

    Fabio Augusto Salve Dias

    A study of some morphological operators in simplicial complex spaces

    ProfilePhD thesis
    With Jean Cousty
  10. 2012

    Omid B. Sakhi

    Segmentation of Heterogeneous Document Images: an approach based on machine learning, connected components and texture analysis

    ProfilePhD thesis
    With Xavier Hilaire
  11. 2013

    Yongchao Xu

    Tree-based shape spaces: definition and applications in image processing and computer vision

    ProfileORCIDPhD thesis
    With Thierry Géraud
  12. 2013

    Clément Farabet

    Towards Real-Time Image Understanding with Convolutional Networks

    ProfilePhD thesis
    With Yann LeCun
  13. 2015

    Imen Melki

    Towards an automated framework for coronary lesions detection and quantification in cardiac CT angiography

    PhD thesis
    With Hugues Talbot and Laurent Launay
  14. 2016

    Elodye Puybareau

    Movement analysis for biomedical purposes

    ProfileORCIDPhD thesis
    With André Costes and Hugues Talbot
  15. 2016

    Nicolas Boutry

    A study of well-composedness in dimension n

    ProfileORCIDPhD thesis
    With Thierry Géraud
  16. 2017

    Éloïse Grossiord

    Approches hiérarchiques pour l'analyse d'images multivaluées. Application à la segmentation des images TEP/TDM pour la quantification du volume des lésions, particulièrement pour le lymphome

    ORCIDPhD thesis
    With Michel MeignanCIFRE funded by Keosys.
  17. 2017

    Tsubasa Hirakawa

    Stabilization and Image Labeling for NBI Endoscopic Image Recognition

    ProfileORCIDPhD thesis
    With Toru Tamaki, Takio Kurita, and Kazufumi KanedaPhD registered at Hiroshima University, Japan.
  18. 2018

    Ketan Bacchuwar

    Image processing for semantic analysis of the coronary interventions in cardiology

    ProfileORCIDPhD thesis
    With Jean Cousty and Régis Vaillant
  19. 2018

    Clara Jaquet

    Vers la simulation de perfusion du myocarde à partir d'image tomographique scanner

    ORCIDPhD thesis
    With Hugues Talbot and Leo Grady
  20. 2019

    Sravan Danda

    Some Applications of the Power Watershed Framework to Image Segmentation and Image Filtering

    ProfileORCIDPhD thesis
    With Daya SagarPhD registered at the Indian Statistical Institute, Bangalore.
  21. 2019

    Aditya Challa

    Some Studies on Mathematical Morphology for Unsupervised and Semi-Supervised Learning

    ProfileORCIDPhD thesis
    With Daya SagarPhD registered at the Indian Statistical Institute, Bangalore.
  22. 2019

    Deise Santana Maia

    A study of hierarchical watersheds on graphs with applications to image segmentation

    ProfileORCIDPhD thesis
    With Jean Cousty and Benjamin Perret
  23. 2021

    Thanh Nguyen

    Object Detection using Component-Graphs and ConvNets with Applications to Astronomical Images

    ProfileORCIDPhD thesis
    With Hugues Talbot and Giovanni Chierchia
  24. 2023

    Yamna Ouchtar

    Developing and Implementing Watershed Classification Algorithms for Imbalanced Datasets: an Application to the Detection of Acute Chest Syndrome in patients with Sickle Cell Disease

    ProfileORCIDPhD thesis
    With Pablo Bartolucci and Benjamin Perret
  25. 2024

    Mariia Zameshina

    Advancing ethical AI: fairness, diversity, and privacy in generative modeling

    ProfileORCIDPhD thesis
    With Olivier Teytaud
  26. 2024

    Sarah Almeida Carneiro

    Prediction of mobility data with prior on the topography of an infrastructure of a road network

    ProfileORCIDPhD thesis
    With Aurélie Chataignon and Giovanni Chierchia
  27. 2024

    Caroline Mazini Rodrigues

    Enhancing interpretability in explanations of Convolutional Neural Networks

    ProfileORCIDPhD thesis
    With Nicolas Boutry
  28. 2025

    Quentin Garrido

    Self-supervised learning beyond invariant image representations

    ProfileORCIDPhD thesisAward: ICLR 2023 honorable mentionPaper: ICLR 2023Award: ISMB 2022 Ian Lawson Van TochPaper: Bioinformatics 2022
    With Yann LeCunOutstanding Paper Honorable Mention at ICLR 2023.Ian Lawson Van Toch Memorial Award for Outstanding Student Paper at ISMB 2022.
  29. 2025

    Raoul Sallé de Chou

    A myocardial perfusion simulation pipeline based on machine-learning computational methods

    ProfileORCIDPhD thesis
    With Hugues Talbot and Irène Vignon-Clementel

In progress

Current and recent PhD students

2 current projects
  1. 2021

    Matheus Barros Pereira

    Towards Spatial Hierarchical Learning for Semantic Segmentation in an Open World

    ProfileORCID
    Started in 2021With Jefersson Alex dos Santos
  2. 2023

    Léo Hein

    Apprentissage profond sur graphes pour la prédiction des flux de mobilité et de la qualité de l'air en milieu urbain

    ORCID
    Started in 2023With Giovanni Chierchia, Aurélie Chataignon, and Giovanni De Nunzio