Julien Lesouple

Publications

Article dans une revue (13)

Assessing Spoofing Impact on GNSS Receivers : Carrier-to-Noise density Ratio (C/N0) Estimation Emile Ghizzo,Julien Lesouple,Carl Milner Signal Processing, 2026, 241, pp.110389. ⟨10.1016/j.sigpro.2025.110389⟩ Article dans une revue hal-05367267v1
Characterization of the Multipath Situation Under Meaconing Mathieu Hussong,Emile Ghizzo,Carl Milner,Axel Garcia Pena,Julien Lesouple Navigation, 2026, 73 (1), pp.navi.738. ⟨10.33012/navi.738⟩ Article dans une revue hal-05481002v1
Assessing Spoofer Impact on GNSS Receivers : Tracking Loops Emile Ghizzo,Mathieu Hussong,Julien Lesouple,Axel Garcia-Pena,Christophe Macabiau Navigation, In press, 72 (4), ⟨10.33012/navi.724⟩ Article dans une revue hal-05245859v1
Uncertainty Quantification of First Fix in a Time-Differenced Carrier Phase Observation Model Hakim Cherfi,Julien Lesouple,Joan Solà,Paul Thevenon Sensors, 2025, 25 (11), ⟨10.3390/s25113480⟩ Article dans une revue hal-05096928v1
Integrity and Continuity Concepts of a Vision-Integrated Navigation System for a Civil Aircraft During a Precision Approach Gabriel Thys,Christophe Macabiau,Julien Lesouple,Jérémy Vezinet,Anaïs Martineauet al. ION GNSS+, The International Technical Meeting of the Satellite Division of The Institute of Navigation, 2025, pp.1748-1759. ⟨10.33012/2025.20380⟩ Article dans une revue hal-05293924v1
A High Availability Inertial-Vision Data Fusion Using an ES-KF for a Civil Aircraft During a Precision Approach in a GNSS-Challenged Environment Gabriel Thys,Christophe Macabiau,Raphaël Jarraud,Julien Lesouple,Jérémy Vézinetet al. The International Technical Meeting of the The Institute of Navigation, 2025, pp.976-991. ⟨10.33012/2025.19981⟩ Article dans une revue hal-04950805v1
Bayesian EM Approach for GNSS Parameters of Interest Estimation Under Constant Modulus Interference Julien Lesouple,Lorenzo Ortega EURASIP Journal on Advances in Signal Processing, In press, 2024 (1), pp.32. ⟨10.1186/s13634-024-01129-z⟩ Article dans une revue hal-04485071v2
Emerging trends in signal processing and machine learning for positioning, navigation and timing information: special issue editorial Pau Closas,Lorenzo Ortega,Julien Lesouple,Petar M. Djuric EURASIP Journal on Advances in Signal Processing, 2024, 2024 (1), pp.84. ⟨10.1186/s13634-024-01182-8⟩ Article dans une revue hal-04695683v1
Assessing jamming and spoofing impacts on GNSS receivers: Automatic gain control (AGC) Emile Ghizzo,El-Mehdi Djelloul,Julien Lesouple,Carl Milner,Christophe Macabiau Signal Processing, 2024, pp.109762. ⟨10.1016/j.sigpro.2024.109762⟩ Article dans une revue hal-04771055v2
Hypersphere fitting from noisy data using an EM algorithm Julien Lesouple,Barbara Pilastre,Yoann Altmann,Jean-Yves Tourneret IEEE Signal Processing Letters, 2021, 28, pp.314-318. ⟨10.1109/LSP.2021.3051851⟩ Article dans une revue hal-03329377v1
Generalized isolation forest for anomaly detection Julien Lesouple,Cédric Baudoin,Marc Spigai,Jean-Yves Tourneret Pattern Recognition Letters, 2021, 149, pp.109-119. ⟨10.1016/j.patrec.2021.05.022⟩ Article dans une revue hal-03382634v1
How to introduce expert feedback in one-class support vector machines for anomaly detection? Julien Lesouple,Cédric Baudoin,Marc Spigai,Jean-Yves Tourneret Signal Processing, 2021, 188, pp.108197. ⟨10.1016/j.sigpro.2021.108197⟩ Article dans une revue hal-03382585v1
Multipath Mitigation for GNSS Positioning in an Urban Environment Using Sparse Estimation Julien Lesouple,Thierry Robert,Mohamed Sahmoudi,Jean-Yves Tourneret,Willy Vigneau IEEE Transactions on Intelligent Transportation Systems, 2019, 20 (4), pp.1316-1328. ⟨10.1109/TITS.2018.2848461⟩ Article dans une revue hal-02096509v1

Communication dans un congrès (16)

A New Geometric Regression with Inputs-Outputs on Matrix Lie Groups Serigne Daouda Pene,Samy Labsir,Julien Lesouple,Jean-Yves Tourneret Geometric Science of Information (GSI 2025), Oct 2025, Saint-Malo, France. pp.271-279, ⟨10.1007/978-3-032-03924-8_28⟩ Communication dans un congrès hal-05336520v1
EM Manifold Estimation of GNSS Synchronization Parameters Under Constant Modulus Interference Asmae Bendahmane,Alexandre Brochard,Julien Lesouple,Lorenzo Ortega,Jordi Vilà-Valls EUSIPCO 2025, Sep 2025, Palermo, Italy Communication dans un congrès hal-05248672v1
Proposition for the EUSIPCO 2025 Phased Array Signal Processing Student Challenge Julien Lesouple,Alexandre Brochard,Lorenzo Ortega,Paul Thevenon,Evelyn Lisseth Rojano Fernández EUSIPCO 2025, Sep 2025, Palermo, Italy Communication dans un congrès hal-05248681v1
Assessing GNSS Carrier-to-Noise-Density Ratio Estimation in The Presence of Meaconer Interference Emile Ghizzo,Axel Javier Garcia Peña,Julien Lesouple,Carl Milner,Christophe Macabiau ICASSP 2024 - 2024 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Apr 2024, Seoul, France. pp.8971-8975, ⟨10.1109/ICASSP48485.2024.10448170⟩ Communication dans un congrès hal-04528859v1
Single Frequency GNSS Carrier Phase Cycle Slip Detection and Identification Using a Factor Graph Approach Hakim Cherfi,Julien Lesouple,Joan Solà,Paul Thevenon ION 2024 Pacific PNT Meeting, Apr 2024, Honolulu, United States. pp.344-355, ⟨10.33012/2024.19642⟩ Communication dans un congrès hal-04590729v1
Robust Hypersphere Fitting from Noisy Data Using Gibbs Sampling Younes Boutiyarzist,Julien Lesouple,Jean-Yves Tourneret EUSIPCO 2024, Aug 2023, Lyon, France. pp.2532-2536 Communication dans un congrès hal-04755918v1
Improving AI Monitoring of Early Life Satellites Using Transfer Learning Audric Baron,Pierre-Baptiste Lambert,Pauline Delande,Jean-Yves Tourneret,Julien Lesoupleet al. 17th Internation conference on Space operations (Space0ps 2023), Mohammed Bin Rashid Space Centre (MBRSC), Mar 2023, Dubai, United Arab Emirates. pp.1-17 Communication dans un congrès hal-04156021v1
An EM Approach for GNSS Parameters of Interest Estimation Under Constant Modulus Interference Julien Lesouple,Lorenzo Ortega EUSIPCO 2023, EURASIP, Sep 2023, Helsinki (Aalto University School of Economics), Finland Communication dans un congrès hal-04144451v1
Estimation du centre et du rayon d'une hypersphère à l'aide d'une loi a priori de Von Mises-Fisher et d'un algorithme EM Julien Lesouple,Barbara Pilastre,Yoann Altmann,Jean-Yves Tourneret XXVIIIème Colloque Francophone de Traitement du Signal et des Images (GRETSI 2022), Sep 2022, Nancy, France Communication dans un congrès hal-03693945v2
An EM Algorithm for Mixtures of Hyperspheres Julien Lesouple,Philippe Burger,Jean-Yves Tourneret 30th European Signal Processing Conference (EUSIPCO 2022), European Association for Signal Processing (EURASIP), Aug 2022, Belgrade, Serbia Communication dans un congrès hal-03693951v1
Robust Hypersphere Fitting from Noisy Data Using an EM Algorithm Julien Lesouple,Barbara Pilastre,Yoann Altmann,Jean-Yves Tourneret 29th European Signal Processing Conference (EUSIPCO 2021), Aug 2021, Dublin, France. pp.841-845, ⟨10.23919/EUSIPCO54536.2021.9616362⟩ Communication dans un congrès hal-03693911v1
Incorporating User Feedback Into One-Class Support Vector Machines for Anomaly Detection Julien Lesouple,Jean-Yves Tourneret 28th European Signal Processing Conference (EUSIPCO 2020), Jan 2021, Amsterdam, France. pp.1608-1612, ⟨10.23919/Eusipco47968.2020.9287325⟩ Communication dans un congrès hal-03693899v1
Robust Covariance Matrix Estimation and Sparse Bias Estimation for Multipath Mitigation Julien Lesouple,Franck Barbiero,Frederic Faurie,Mohamed Sahmoudi,Jean-Yves Tourneret 31st International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS+ 2018), Sep 2018, Miami, United States. pp.3433-3445, ⟨10.33012/2018.15864⟩ Communication dans un congrès hal-03693894v1
Robust Covariance Matrix Estimation and Sparse Bias Estimation for Multipath Mitigation Julien Lesouple,Franck Barbiero,Frédéric Faurie,Mohamed Sahmoudi,Jean-Yves Tourneret 31st International Technical meeting and showcase of GNSS technology, products and services (ION GNSS+ 2018), Sep 2018, Miami, Floride, United States. pp.3433-3445 Communication dans un congrès hal-03619628v1
Smooth Bias Estimation for Multipath Mitigation Using Sparse Estimation Julien Lesouple,Franck Barbiero,Frédéric Faurie,Mohamed Sahmoudi,Jean-Yves Tourneret 21st International Conference on Information Fusion (FUSION 2018), Jul 2018, Cambridge, United Kingdom. pp.1696-1702 Communication dans un congrès hal-01925466v1
Multipath Mitigation in Global Navigation Satellite Systems Using a Bayesian Hierarchical Model with Bernoulli Laplacian Priors Julien Lesouple,Jean-Yves Tourneret,Mohamed Sahmoudi,Franck Barbiero,Frédéric Faurie IEEE Workshop on Statistical Signal Processing (SSP 2018), Jun 2018, Freiburg, Germany. ⟨10.1109/SSP.2018.8450818⟩ Communication dans un congrès hal-02983154v1

Proceedings/Recueil des communications (3)

Impact of onboard meaconers on aircraft GNSS receivers Mathieu Hussong,Emile Ghizzo,Carl Milner,Axel Javier Garcia Peña,Julien Lesouple ION GNSS+ 2024, Sep 2024, Baltimore, France. 2024 Proceedings/Recueil des communications hal-04744046v1
Deriving a dilution of precision indicator for GNSS factor graph optimization solutions Paul Thevenon,Hakim Cherfi,Julien Lesouple European Navigation Conference 2024, 2024 Proceedings/Recueil des communications hal-04637374v1
Characterization of the multipath situation under meaconing interference Mathieu Hussong,Emile Ghizzo,Carl Milner,Axel Javier Garcia Peña,Julien Lesouple ION GNSS+ 2024, Sep 2024, Baltimore, United States. 2024 Proceedings/Recueil des communications hal-04744012v1

Pré-publication, Document de travail (1)

K-Means and Gaussian Mixture Models on Lie Groups: Application to Geometrical Clustering Samy Labsir,Julien Lesouple,Jean-Yves Tourneret 2026 Pré-publication, Document de travail hal-05023486v2

Thèse (1)

Estimation parcimonieuse de biais multitrajets pour les systèmes GNSS Julien Lesouple Réseaux et télécommunications [cs.NI]. Institut National Polytechnique de Toulouse - INPT, 2019. Français. ⟨NNT : 2019INPT0020⟩ Thèse tel-04165244v1

Cours (4)

Mathématiques appliquées pour le traitement du signal Julien Lesouple Licence. France. 2024 Cours hal-04794786v1
Array Processing Julien Lesouple Master. France. 2024 Cours hal-04794791v1
Probabilities Julien Lesouple Master. Probabilities, ENAC, France. 2023 Cours hal-04794778v1
Statistics Julien Lesouple Master. France. 2023 Cours hal-04794782v1