Laetitia Thirion

Publications :

• Article in a review - 28 documents
• • Florent Michenot, Israel Hinostroza, Regis Guinvarc’h, Laetitia Thirion-Lefevre. Identification of Maya ruins covered by jungle using Sentinel-1, 2024-02-08. (https://centralesupelec.hal.science/hal-04491093v1)
  • Thomas Di Martino, Bertrand Le Saux, Régis Guinvarc’h, Laetitia Thirion-Lefevre, Elise Colin. Detection of Forest Fires through Deep Unsupervised Learning Modeling of Sentinel-1 Time Series, 2023-08. (https://hal.science/hal-04215824v1)
  • Dihia Sidi Ahmed, Paola Russo, Graziano Cerri, Laetitia Thirion Lefevre, Regis Guinvarc'H, Giovanni Manfredi. A Numerically Efficient Method for Predicting the Scattering Characteristics of Complex Moving Targets, 2023-01. (https://centralesupelec.hal.science/hal-04463887v1)
  • Thomas Di Martino, Régis Guinvarc’h, Laetitia Thirion-Lefevre, Élise Colin. Grad-SLAM: Explaining Convolutional Autoencoders’ Latent Space of Satellite Image Time Series, 2023. (https://hal.science/hal-04215828v1)
  • Thomas Di Martino, Régis Guinvarc’h, Laetitia Thirion-Lefevre, Elise Colin. FARMSAR: Fixing AgRicultural Mislabels Using Sentinel-1 Time Series and AutoencodeRs, 2022-12-21. (https://hal.science/hal-03944485v1)
  • Thomas Di Martino, Regis Guinvarc'H, Laetitia Thirion-Lefevre, Elise Colin Koeniguer. Beets or Cotton? Blind Extraction of Fine Agricultural Classes Using a Convolutional Autoencoder Applied to Temporal SAR Signatures, 2021-08-06. (https://hal.science/hal-03534633v1)
  • Giovanni Manfredi, Israël Hinostroza, Michel Menelle, Stéphane Saillant, Jean-Philippe Ovarlez, Laetitia Thirion-Lefevre. Measurements and Analysis of the Doppler Signature of a Human Moving within the Forest in UHF-Band, 2021-01-26. (https://centralesupelec.hal.science/hal-03130174v1)
  • Laetitia Thirion-Lefèvre, Régis Guinvarc'H, Elise Colin-Koeniguer. The Combined Effect of Orientation Angle and Material on PolSAR Images of Urban Areas, 2020. (https://hal.science/hal-02903123v1)
  • Thibault Taillade, Laetitia Thirion-Lefevre, Régis Guinvarc'H. Detecting Ephemeral Objects in SAR Time-Series Using Frozen Background-Based Change Detection, 2020. (https://centralesupelec.hal.science/hal-03153901v1)
  • Orian Couderc, Laetitia Thirion-Lefèvre, Regis Guinvarcrh. Analytical Solution for Permittivities of a Dihedral Configuration, 2018-03. (https://centralesupelec.hal.science/hal-02124542v1)
  • Donald Atwood, Laetitia Thirion-Lefevre. Polarimetric Phase and Implications for Urban Classification, 2018-03. (https://centralesupelec.hal.science/hal-01692803v1)
  • Laetitia Thirion-Lefèvre, Régis Guinvarc'H. The double Brewster angle effect, 2018-01. (https://centralesupelec.hal.science/hal-02124548v1)
  • R. Guinvarc'H, L. Thirion-Lefevre. Cross-Polarization Amplitudes of Obliquely Orientated Buildings With Application to Urban Areas, 2017-11. (https://centralesupelec.hal.science/hal-01692798v1)
  • Marc Lesturgie, Laetitia Thirion-Lefevre, Stéphane Saillant, Philippe Dorey. A new technique to characterize foliage attenuation using passive radar in the L-band, 2016-08-27. (https://hal.science/hal-01384294v1)
  • Etienne Everaere, Elise Colin Koeniguer, Laetitia Thirion-Lefevre, Jacqueline Tran, Costel Sorin Cojocaru, Antonello de Martino, Razvigor Ossikovski. Optical Scale Polarimetric Device for Nanotube Forest Measurement: An Opportunity to Anticipate Bistatic Polarimetric SAR Images of Tree Trunk Forests at P-Band, 2016-03-10. (https://centralesupelec.hal.science/hal-01460076v1)
  • A. Mokadem, E. Colin-Koeniguer, L. Thirion-Lefevre. A New Light on SAR Backscattering Coefficient and Interferometric Coherence in Layover Areas, 2015-10-16. (https://hal.science/hal-01265651v1)
  • Laetitia Thirion-Lefevre, Regis Guinvarch. Investigating the Use of Low Frequencies in Urban Areas: Application to NLOS Configurations, 2015. (https://hal.science/hal-01265646v1)
  • Frédéric Brigui, Guillaume Ginolhac, Laetitia Thirion, Philippe Forster. New SAR Target Imaging Algorithm based on Oblique Projection for Clutter Reduction, 2014-04-01. (https://hal.science/hal-01059721v1)
  • Frédéric Brigui, Laetitia Thirion-Lefevre, Guillaume Ginolhac, Philippe Forster. New SAR Algorithm Based on Orthogonal Projections for MMT Detection and Interference Reduction, 2014. (https://centralesupelec.hal.science/hal-00934257v1)
  • Rémi Durand, Guillaume Ginolhac, Laetitia Thirion-Lefevre, Philippe Forster. Back Projection Version of Subspace Detector SAR Processors, 2011-04. (https://centralesupelec.hal.science/hal-00659486v1)
  • Elise Colin-Koeniguer, Laetitia Thirion-Lefèvre. Bistatic scattering from forest components. Part II: First validation of a bistatic polarimetric forest model at VHF UHF band [225-475 MHz] using indoor measurements, 2010-01-29. (https://centralesupelec.hal.science/hal-00556645v1)
  • Laetitia Thirion-Lefèvre, Elise Colin-Koeniguer, Cyril Dahon. Bistatic scattering from forest components. Part I: coherent polarimetric modelling and analysis of simulated results, 2010-01-29. (https://centralesupelec.hal.science/hal-00556648v1)
  • Frédéric Brigui, Laetitia Thirion-Lefèvre, Guillaume Ginolhac, Philippe Forster. New Polarimetric Signal Subspace Detector for SAR processors, 2010-01-01. (https://centralesupelec.hal.science/hal-00556651v1)
  • Yaël Demarty, Laetitia Thirion-Lefèvre, Vincent Gobin. Modelling of the electromagnetic scattering by sea surfaces at grazing incidence. Application to HF surface wave radars, 2010-01-01. (https://centralesupelec.hal.science/hal-00556228v1)
  • Rémi Durand, Guillaume Ginolhac, Laetitia Thirion, Philippe Forster. New SAR processor based on a matched subspace detector, 2009-01. (https://centralesupelec.hal.science/hal-00443021v1)
  • Laetitia Thirion-Lefevre, Elise Colin-Koeniguer. Investigating about attenuation,scattering phase center and total height using simulated interferometric SAR images of forested areas, 2007-10. (https://centralesupelec.hal.science/hal-00272112v1)
  • R. Durand, Guillaume Ginolhac, L. Thirion, Philippe Forster. New SAR Processor based on Matched Subspace Detector, 2007. (https://shs.hal.science/halshs-00158257v1)
  • Laetitia Thirion, Elise Colin, Cyril Dahon. Capabilities of a forest scattering model applied to radiometry, interferometry, and polarimetric at P- and L- band, 2006-04. (https://centralesupelec.hal.science/hal-00278350v1)
• Communication on a congress - 88 documents
• • Florent Michenot, Israel Hinostroza, Regis Guinvarc’h, Laetitia Thirion-Lefevre. Road Detection in a Forest Using Sentinel-1 and FBR Time-Series Speckle Filtering, 2023-07-16. (https://centralesupelec.hal.science/hal-04424461v2)
  • Thomas Di Martino, Régis Guinvarc'h, Laetitia Thirion-Lefevre, Elise Colin. Towards the understanding of the C-Band temporal signature of boreal forest through physiology parameters retrieval from sentinel-1 time series and machine learning, 2023-07-16. (https://hal.science/hal-04314674v1)
  • Steve Tyler, Xavier Dupuis, Régis Guinvarc'h, Laetitia Thirion-Lefevre. Numerical schemes to retrieve permittivities from rotated double bounce signatures in polarimetric SAR images, 2023-07-16. (https://hal.science/hal-04285629v1)
  • Steve Tyler, Xavier Dupuis, Régis Guinvarc'h, Laetitia Thirion-Lefevre. Simplified scheme to separately retrieve permittivities of surfaces of a dihedral structure using radar polarimetry, 2023-07-16. (https://hal.science/hal-04278991v1)
  • Thomas Di Martino, Colin Koeniguer, Laetitia Thirion-Lefevre, Régis Guinvarc'h. Modelling of agricultural SAR Time Series using Convolutional Autoencoder for the extraction of harvesting practices of rice fields, 2022-07-25. (https://hal.science/hal-04108125v1)
  • Steve Tyler, Xavier Dupuis, Laetitia Thirion-Lefevre, Régis Guinvarc'h. A FIRST TEST ON PERMITTIVTY INVERSION OF A DOUBLE BOUNCE IN A SAR IMAGE, 2022-07-17. (https://hal.science/hal-03771449v1)
  • Florent Michenot, Régis Guinvarc'H, Laetitia Thirion-Lefevre. Temporal Stack Speckle and Target Filtering for Environmental Applications, 2022-07. (https://centralesupelec.hal.science/hal-03771853v1)
  • Thomas Di Martino, Regis Guinvarc'H, Laetitia Thirion-Lefevre, Elise Koeniguer. Deep Temporal Convolutional Autoencoder for Unsupervised Representation Learning of Incoherent Polsar Time-Series, 2021-07-12. (https://hal.science/hal-03345533v1)
  • Florent Michenot, Giovanni Manfredi, Régis Guinvarc'H, Laetitia Thirion-Lefevre. Use of Sentinel-1 Time-Series for Archaeological Structures Detection, 2021-07-11. (https://centralesupelec.hal.science/hal-03616691v1)
  • Paillou Nathan, Laetitia Thirion-Lefevre, Regis Guinvarc'H. Characterization and Extraction of Roads Using Polarimetry Methods in L-Band SAR Images, 2021-07-11. (https://hal.science/hal-03616696v1)
  • Laetitia Thirion-Lefevre, Régis Guinvarc'H, Elise Colin-Koeniguer. Double bounce mechanism and deterministic targets in SAR remote sensing, 2021-03-29. (https://hal.science/hal-03244900v1)
  • Giovanni Manfredi, Israël Hinostroza, Michel Menelle, Stephane Saillant, Jean-Philippe Ovarlez, Laetitia Thirion-Lefèvre. Characterization of the walking activity within the forest by using a Doppler analysis in the UHF-BAND, 2020-09-26. (https://centralesupelec.hal.science/hal-03130196v1)
  • Paillou Nathan, Laetitia Thirion-Lefevre, Regis Guinvarc'H. Interest of Temporal Methods over Spatial Methods in Order to Detect Small Targets, 2020-09-26. (https://hal.science/hal-03616697v1)
  • Dihia Sidi Ahmed, Laetitia Thirion-Lefèvre, Regis Guinvarch, Israël Hinostroza, Giovanni Manfredi, Paola Russo, Graziano Cerri. Monostatic Radar Cross Section Simulation of Small Unmanned Aerial Vehicles in UHF band, 2020-07-05. (https://centralesupelec.hal.science/hal-03130200v1)
  • Thibault Taillade, Laetitia Thirion-Lefevre, Régis Guinvarc'H. L-band Polarimetric Change Detection on Sar Images : Fire Burn Scars in California, 2019-07-28. (https://centralesupelec.hal.science/hal-02492666v1)
  • Giovanni Manfredi, Jean-Philippe Ovarlez, Laetitia Thirion-Lefevre. Features Extraction of the Doppler frequency signature of a human walking at 1 GHz, 2019-07-28. (https://hal.science/hal-02364998v1)
  • R. Guinvarc'H, L. Thirion-Lefevre, D. Atwood. Benefit of Xpol for Urban Classification Using SAR Images, 2019-07-28. (https://centralesupelec.hal.science/hal-02492671v1)
  • L. Thirion-Lefevre, R. Guinvarc'H, Elise Colin-Koeniguer. Comparative Analysis of the Relative Polarimetric Radar Signature of Vegetation and Cities Districts, 2019-07-28. (https://centralesupelec.hal.science/hal-02492698v1)
  • Régis Guinvarc'H, Laetitia Thirion-Lefevre. Using a Single SAR Image at P Band for Deforestation Detection in Tropical Forest, 2019. (https://centralesupelec.hal.science/hal-02492680v1)
  • Laetitia Thirion-Lefevre, Régis Guinvarc'H. The Double Brewster Angle Effect and the Radar Polarimetric Responses of Forests, 2019. (https://centralesupelec.hal.science/hal-02492678v1)
  • Thibault Taillade, Régis Guinvarc'H, Laetitia Thirion-Lefevre. A new framework for polarimetric change detection in time series SAR images: the empty scene, 2019. (https://centralesupelec.hal.science/hal-02492675v1)
  • Laetitia Thirion-Lefevre, Régis Guinvarc'H, Elise Colin Koeniguer. The essential contribution of HV to radar remote sensing, 2019. (https://centralesupelec.hal.science/hal-02492699v1)
  • Orian Couderc, Laetitia Thirion-Lefèvre, Regis Guinvarch. Moisture Retrieval Using Monostatic Radar Double Bounce, 2018-07-22. (https://centralesupelec.hal.science/hal-02124501v1)
  • Francois Doyelle, Orian Couderc, Laetitia Thirion-Lefevre, Régis Guinvarc'H. Inversion of the Permittivities for a Double Bounce Mechanism, 2017-11-19. (https://centralesupelec.hal.science/hal-01692825v1)
  • Laetitia Thirion-Lefevre, Régis Guinvarc'H, D. Atwood. Impact of Rotation on the Polarimetric Signature of the Double Bounces and Alternatives, 2017-11-19. (https://centralesupelec.hal.science/hal-01692813v1)
  • Laetitia Thirion-Lefevre, Régis Guinvarc'H. Frequency Variation of the polarimetric Scattering Mechanisms of Forests and its Consequences on Interferometric Height, 2017-06-20. (https://centralesupelec.hal.science/hal-01692830v1)
  • Orian Couderc, Laetitia Thirion-Lefevre, Régis Guinvarc'H. Is it possible to retrieve the complex permittivities using double bounce?, 2016-06-26. (https://centralesupelec.hal.science/hal-01460031v1)
  • Laetitia Thirion-Lefevre, Régis Guinvarc'H, Panagiotis Piteros, Marc Lambert. The polarimetric signatures of double bounces in cities and forests. The double Brewster effect., 2015-10-20. (https://hal.science/hal-01265743v1)
  • Régis Guinvarc'H, Laetitia Thirion-Lefevre. The signature of rotated double bounces in urban areas," in Synthetic Aperture Radar, 2015-09-01. (https://hal.science/hal-01265675v1)
  • Régis Guinvarc'H, Laetitia Thirion-Lefevre. Propagation in urban areas. Orientation, permittivity and entropy, 2015-07-26. (https://hal.science/hal-01265767v1)
  • Laetitia Thirion-Lefèvre, Régis Guinvarc'H. The brewster effect on polarimetric information, 2015-07-26. (https://centralesupelec.hal.science/hal-02414023v1)
  • Laetitia Thirion-Lefevre, Régis Guinvarc'H. Low frequency radar signatures of shadow areas in cities, 2015-03-30. (https://hal.science/hal-01265747v1)
  • Panagiotis Piteros, Laetitia Thirion-Lefevre, Régis Guinvarc'H, Marc Lambert. Cognitive kriging metamodels for forest characterization and target detection, 2014-10-13. (https://centralesupelec.hal.science/hal-01103268v1)
  • Stéphane Saillant, Philippe Dorey, Marc Lesturgie, Laetitia Thirion-Lefevre. Evaluation of the attenuation in L-band due to the foliage in function of the elevation angle, 2014-10-13. (https://hal.science/hal-01278360v1)
  • Etienne Everaere, Elise Colin Koeniguer, Laetitia Thirion-Lefevre, Antonello de Martino. Understanding and validation of the polarimetric scattering of a forest for bistatic P-band SAR measurements, 2014-07-13. (https://centralesupelec.hal.science/hal-01104068v1)
  • Panagiotis Piteros, Laetitia Thirion-Lefevre, Régis Guinvarc'H, Marc Lambert. Cognitive radar applied to forest and kriging-based metamodel, 2014-07-13. (https://centralesupelec.hal.science/hal-01103273v1)
  • Laetitia Thirion-Lefevre, Régis Guinvarc'H, Elise Colin Koeniguer, Azza Mokadem. Propagation mechanisms in urban canyons. Distorsions and entropy, 2014-06-03. (https://centralesupelec.hal.science/hal-01103890v1)
  • Azza Mokadem, Laetitia Thirion-Lefèvre, Régis Guinvarc'H, Elise Colin-Koeniguer. The polarimetric information in urban areas. The specific case of urban canyons, 2013-10-15. (https://centralesupelec.hal.science/hal-00935450v1)
  • Azza Mokadem, Laetitia Thirion-Lefevre, Elise Colin Koeniguer, Régis Guinvarc'H. Analysing urban areas in the frame of non line of sight target detection. Electromagnetic modelling, validation and application to real data in Ka-band, 2013-09-09. (https://centralesupelec.hal.science/hal-00934302v1)
  • Azza Mokadem, Laetitia Thirion-Lefevre, Elise Colin-Koeniguer. Analysis of a NLOS canyon in an InSAR image of a urban area at Ka-band, 2013-07-21. (https://centralesupelec.hal.science/hal-00935120v1)
  • Etienne Everaere, Elise Colin-Koeniguer, Laetitia Thirion-Lefevre. Polarimetric scattering model for the forest in bistatic configuration, 2013-06-10. (https://centralesupelec.hal.science/hal-00935394v1)
  • Azza Mokadem, Laetitia Thirion-Lefèvre, Régis Guinvarc'H, Elise Colin-Koeniguer. On the interpretation of anechoic chamber data using FEKO, 2013-06-10. (https://centralesupelec.hal.science/hal-00935421v1)
  • Panagiotis Piteros, Laetitia Thirion-Lefèvre, Régis Guinvarc'H, Marc Lambert. Cognitive radar for forest characterization, 2013-06-10. (https://centralesupelec.hal.science/hal-00935427v1)
  • Laetitia Thirion-Lefèvre, Min Min Chan, Heong Wann Seah. COSMO: a tool to simulate the fields backscattered by forests in polarimetric and in interferometric configurations, 2013-06-10. (https://centralesupelec.hal.science/hal-00935420v1)
  • Azza Mokadem, Laetitia Thirion-Lefèvre, Elise Colin-Koeniguer. Analysis of a NLOS canyon in an InSAR image of a urban area at Ka-band, 2013-06-10. (https://centralesupelec.hal.science/hal-00935398v1)
  • Azza Mokadem, Laetitia Thirion-Lefèvre, Elise Colin-Koeniguer, Florence Tupin. Determination of mechanisms that can occur in NLOS urban canyon, 2012-07-22. (https://centralesupelec.hal.science/hal-00782404v1)
  • Etienne Everaere, Elise Colin-Koeniguer, Laetitia Thirion-Lefèvre, Antonello de Martino. Influence of bistatic angle and forest structure description on classical polarimetric parameters, 2012-07-22. (https://centralesupelec.hal.science/hal-00782400v1)
  • Azza Mokadem, Laetitia Thirion-Lefèvre, Elise Colin-Koeniguer, Florence Tupin. Determination o fmechanisms that can occur in NLOS urban canyon, 2012-04-23. (https://centralesupelec.hal.science/hal-00782377v1)
  • Andras Vasko, Laetitia Thirion, Sandor Bilicz, Isabelle Champion, Marc Lambert, Szabolcs Gyimóthy. Combination of an adaptive metamodel and a coherent polarimetric backscattering simulator for the characterization of forested areas at low frequencies, 2011-10-24. (https://centralesupelec.hal.science/hal-00658029v1)
  • Andras Vasko, Laetitia Thirion-Lefèvre, Sandór Bilicz, Isabelle Champion, Marc Lambert, Szabolcs Gyimothy. Metamodel-based adaptive use of a coherent polarimetric backscattering simulator for the characterization of forested areas at low frequencies, 2011-09-12. (https://hal.inrae.fr/hal-02749058v2)
  • Frédéric Brigui, Guillaume Ginolhac, Laetitia Thirion-Lefèvre, Philippe Forster. Analyse des performances d'algorithmes d'imagerie SAR basés sur des modèles à sous-espace, 2011-09-05. (https://centralesupelec.hal.science/hal-00659602v1)
  • Frédéric Brigui, Laetitia Thirion-Lefevre, Guillaume Ginolhac, Philippe Forster. Contribution of the polarimetric information in order to discriminate target from interference subspaces. Application to FoPen detection with SAR processing, 2011-07-24. (https://centralesupelec.hal.science/hal-00659491v1)
  • Elise Colin-Koeniguer, Nicolas Sar, Laetitia Thirion-Lefèvre, Azza Mokadem. Preliminary studies on the detection of a NLOS target in a 2D urban canyion using polinsar data, 2011-01-24. (https://centralesupelec.hal.science/hal-00659488v1)
  • Frédéric Brigui, Laetitia Thirion-Lefèvre, Guillaume Ginolhac, Philippe Forster. Orthogonal polarimetric SAR processor based on signal and interference subspace models, 2010-07-25. (https://centralesupelec.hal.science/hal-00556975v1)
  • Frédéric Brigui, Laetitia Thirion-Lefèvre, Guillaume Ginolhac, Philippe Forster. Oblique polarimetric SAR processor based on signal and interference subspace models, 2010-07-25. (https://centralesupelec.hal.science/hal-00556987v1)
  • Laetitia Thirion-Lefèvre, Sandór Bilicz, Marc Lambert, Szabolcs Gyimothy. On the use of an optimal database for radar forest observation, 2010-06-07. (https://hal.science/hal-00489988v1)
  • Frédéric Brigui, Guillaume Ginolhac, Laetitia Thirion-Lefèvre, Philippe Forster. Performances of subspace SAR processors for target detection and interference rejection, 2010-05-25. (https://centralesupelec.hal.science/hal-00556988v1)
  • Laetitia Thirion-Lefevre. Apport de la modélisation EM à l'observation radar des forêts, 2009-11. (https://hal.science/hal-00447646v1)
  • Frédéric Brigui, Laetitia Thirion-Lefevre, Guillaume Ginolhac, Philippe Forster. Processeurs SAR basés sur des détecteurs à sous-espaces, 2009-11. (https://hal.science/hal-00449735v1)
  • Frédéric Brigui, Laetitia Thirion-Lefevre, Guillaume Ginolhac, Philippe Forster. New Polarimetric signal subspace detectors for SAR processors, 2009-04-19. (https://centralesupelec.hal.science/hal-00443022v1)
  • Frédéric Brigui, Guillaume Ginolhac, Laetitia Thirion-Lefevre, Philippe Forster. New Polarimetric signal and interference subspace detectors for SAR processors, 2009-04-12. (https://centralesupelec.hal.science/hal-00443025v1)
  • Yaël Demarty, Laetitia Thirion-Lefevre. Modélisation de la diffusion électromagnétique par des surfaces de mer en incidence rasante. Application aux radars HF à ondes de surface., 2009-03-24. (https://centralesupelec.hal.science/hal-00443026v1)
  • Frédéric Brigui, Laetitia Thirion-Lefevre, Guillaume Ginolhac, Philippe Forster. Processeurs SAR basés sur des détecteurs à sous-espaces, 2009-03-24. (https://centralesupelec.hal.science/hal-00443027v1)
  • Yaël Demarty, Laetitia Thirion-Lefèvre, Marc Lesturgie. Simulated HF Doppler Spectra obtained with an exact modeling of the EM backscattering by 3D time evolving sea surfaces, 2008-09-02. (https://centralesupelec.hal.science/hal-00354568v1)
  • Laetitia Thirion-Lefèvre, Elise Colin-Koeniguer. Bistatic scattering by forested areas at low frequencies: simulation and indoor measurements, 2008-08-07. (https://centralesupelec.hal.science/hal-00354633v1)
  • Chin Yuan Chong, Laetitia Thirion-Lefèvre. Exploitation of Angular Diversity for Bistatic Image Formation using Opportunistic Transmitters, 2008-06-05. (https://centralesupelec.hal.science/hal-00354642v1)
  • Laetitia Thirion-Lefèvre, Elise Colin-Koeniguer. First polarimetric validation and results on the bistatic scattering by a set of cylinders using a forest scattering model, 2008-06-05. (https://centralesupelec.hal.science/hal-00354649v1)
  • Rémy Durand, Laetitia Thirion-Lefevre, Guillaume Ginolhac, Philippe Forster. Détection de cibles cachées sous couvert forestier au moyen d'un processeur SAR basé sur un détecteur de sous-espaces, 2007-11. (https://centralesupelec.hal.science/hal-00272489v1)
  • Yaël Demarty, Laetitia Thirion-Lefevre. Modélisation intégrale de la diffusion électromagnétique par des surfaces de mer dans le cas des radars basses fréquences à ondes de surfaces, 2007-11. (https://centralesupelec.hal.science/hal-00272455v1)
  • Yaël Demarty, Vincent Gobin, Laetitia Thirion-Lefevre, Régis Guinvarc'H, Marc Lesturgie. Exact modelling of the scattering of realistic sea surfaces for HFSWR applications, 2007-07-23. (https://centralesupelec.hal.science/hal-00272356v1)
  • Rémy Durand, Guillaume Ginolhac, Philippe Forster, Laetitia Thirion-Lefevre. SAR processor based on a CFAR signal on interference subspace detector matched to man-made target detection in a forest, 2007-04-15. (https://centralesupelec.hal.science/hal-00272370v1)
  • Laetitia Thirion-Lefevre. Modeling radar scattering by forested areas, 2007-04. (https://centralesupelec.hal.science/hal-00272464v1)
  • Chin Yuan Chong, Laetitia Thirion-Lefevre. Bistatic image formation using ISAR methods, 2007-04. (https://centralesupelec.hal.science/hal-00272467v1)
  • Laetitia Thirion-Lefevre, Cyril Dahon. Modelling of the bistatic scattering by a group of cylinders, 2007-01-22. (https://centralesupelec.hal.science/hal-00272374v1)
  • R. Durand, L. Thirion, Guillaume Ginolhac, Philippe Forster. SAR Processor based on a CFAR Signal or Interference Subspace Detector Matched to Man Made Target Detection in a Forest, 2007. (https://shs.hal.science/halshs-00158343v1)
  • Rémi Durand, Laetitia Thirion, Guillaume Ginolhac, Philippe Forster. New SAR Processor Based on a Subspace Detector, 2006-09-04. (https://centralesupelec.hal.science/hal-00278607v1)
  • Rémi Durand, Guillaume Ginolhac, Philippe Forster, Laetitia Thirion. Implementation and optimisation of a SAR processor based on a subspace detector. Application to man made target detection in a forest., 2006-09. (https://centralesupelec.hal.science/hal-00278601v1)
  • Laetitia Thirion, Elise Colin. Relation between attenuation coefficient and interferometric heights behavior from P-band to L-band, 2006-07-31. (https://centralesupelec.hal.science/hal-00272114v1)
  • Rémi Durand, Laetitia Thirion, Guillaume Ginolhac, Philippe Forster. Man made target detection in a forest with a subspace detector, 2006-07-31. (https://centralesupelec.hal.science/hal-00278611v1)
  • Laetitia Thirion, Cécile Titin-Schnaider, Cyril Dahon, Elise Colin. Modelling of bistatic scattering of forested area at P-band, 2006-05-16. (https://centralesupelec.hal.science/hal-00272115v1)
  • Rémi Durand, Guillaume Ginolhac, Philippe Forster, Laetitia Thirion. Detection of a target hidden in a forest: Performance of a SAR Processor based on a subspace detector, 2006-05. (https://centralesupelec.hal.science/hal-00278631v1)
  • R. Durand, Guillaume Ginolhac, Philippe Forster, L. Thirion. Detection of a target hidden in a forest: Performance of a SAR Processor based on a Subspace Detector.., 2006. (https://shs.hal.science/halshs-00158354v1)
  • R. Durand, Guillaume Ginolhac, Philippe Forster, L. Thirion. New SAR Processor based on a subspace detector.., 2006. (https://shs.hal.science/halshs-00158351v1)
  • R. Durand, L. Thirion, Guillaume Ginolhac, Philippe Forster. Implemetation and optimization of a SAR processor based on a subspace detector. Application to Man Made Target detection in a forest., 2006. (https://shs.hal.science/halshs-00158347v1)
  • R. Durand, L. Thirion, Guillaume Ginolhac, Philippe Forster. Man Made Target Detection in a Forest with a Subspace SAR Processor, 2006. (https://shs.hal.science/halshs-00158358v1)
  • R. Durand, Guillaume Ginolhac, Philippe Forster, L. Thirion, M. Lesturgie. Algorithme de Synthèse d'Ouverture Basé sur un Détecteur à Sous Espace.., 2005. (https://shs.hal.science/halshs-00158364v1)
  • Elise Colin, Laetitia Thirion-Lefevre, Cécile Titin-Schnaider, Walid Tabbara. Comparison between simulations and interferometric polarimetric SAR P-band data on a pine-trees forest, 2004-09-20. (https://centralesupelec.hal.science/hal-01269690v1)
  • L. Thirion, I. Chênerie, Cyril Dahon, Laurent Ferro-Famil, A. Lefevre, Christine Titin-Schnaider. Modelling of the Scatterring by a Smooth Dieletric Cylinder : Study of the Complex Scattering Matrix using two Different Models, 2003-01-14. (https://hal.science/hal-00919047v1)
• Work chapter - 1 document
• • Elise Colin, Laetitia Thirion-Lefevre. Modéliser la rétrodiffusion radar par les forêts : une première étape pour inverser, 2023-02. (https://centralesupelec.hal.science/hal-04463878v1)
• POSTER - 4 documents
• • Florent Michenot, Régis Guinvarc'H, Laetitia Thirion-Lefevre. Temporal Stack Speckle and Target Filtering for Environmental Applications, 2022-07. (https://centralesupelec.hal.science/hal-03771847v1)
  • Florent Michenot, Régis Guinvarc'H, Laetitia Thirion-Lefevre. Detection of archaeological sites hidden by a forest canopy using Sentinel-1 time-series, 2022-05. (https://centralesupelec.hal.science/hal-03771833v1)
  • Stéphane Saillant, Philippe Dorey, Laetitia Thirion-Lefevre, Marc Lesturgie. Evaluation of the attenuation in L-band due to the foliage in function of the elevation angle, 2014-10-13. (https://centralesupelec.hal.science/hal-01104772v1)
  • Andras Vasko, Laetitia Thirion-Lefèvre, Sandór Bilicz, Isabelle Champion, Marc Lambert, Szabolcs Gyimothy. Combination of an adaptive metamodel and a coherent polarimetric backscattering simulator for the characterization of forested areas at low frequencies, 2011-10-24. (https://hal.inrae.fr/hal-02806342v1)
• Dissertation - 1 document
• • Laetitia Thirion. Modélisation de l'interaction cohérente des ondes électromagnétiques avec des couverts forestiers, 2003-10-02. (https://theses.hal.science/tel-00004022v1)