Laetitia Thirion-Lefevre

Giovanni Manfredi, Israël Hinostroza, Michel Menelle, Stéphane Saillant, Jean-Philippe Ovarlez, et al.. Measurements and Analysis of the Doppler Signature of a Human Moving within the Forest in UHF-Band. Remote Sensing, MDPI, 2021, 13 (3), pp.423. ⟨10.3390/rs13030423⟩. ⟨hal-03130174⟩

Laetitia Thirion-Lefèvre, Régis Guinvarc'H, Elise Colin-Koeniguer. The Combined Effect of Orientation Angle and Material on PolSAR Images of Urban Areas. Remote Sensing, MDPI, 2020, 12 (10), pp.1632. ⟨10.3390/rs12101632⟩. ⟨hal-02903123⟩

Thibault Taillade, Laetitia Thirion-Lefevre, Régis Guinvarc'H. Detecting Ephemeral Objects in SAR Time-Series Using Frozen Background-Based Change Detection. Remote Sensing, MDPI, 2020, 12 (11), pp.1720. ⟨10.3390/rs12111720⟩. ⟨hal-03153901⟩

Orian Couderc, Laetitia Thirion-Lefèvre, Regis Guinvarcrh. Analytical Solution for Permittivities of a Dihedral Configuration. IEEE Antennas and Wireless Propagation Letters, Institute of Electrical and Electronics Engineers, 2018, 17 (3), pp.485-488. ⟨10.1109/LAWP.2018.2796842⟩. ⟨hal-02124542⟩

Donald Atwood, Laetitia Thirion-Lefevre. Polarimetric Phase and Implications for Urban Classification. IEEE Transactions on Geoscience and Remote Sensing, Institute of Electrical and Electronics Engineers, 2018, 56 (3), pp.1278 - 1289. ⟨10.1109/TGRS.2017.2750211⟩. ⟨hal-01692803⟩

Laetitia Thirion-Lefèvre, Régis Guinvarc'H. The double Brewster angle effect. Comptes Rendus. Physique, Académie des sciences (Paris), 2018, 19 (1-2), pp.43-53. ⟨10.1016/j.crhy.2018.02.003⟩. ⟨hal-02124548⟩

R. Guinvarc'H, L. Thirion-Lefevre. Cross-Polarization Amplitudes of Obliquely Orientated Buildings With Application to Urban Areas. IEEE Geoscience and Remote Sensing Letters, IEEE - Institute of Electrical and Electronics Engineers, 2017, 14 (11), pp.1913 - 1917. ⟨10.1109/LGRS.2017.2731122⟩. ⟨hal-01692798⟩

Etienne Everaere, Elise Colin Koeniguer, Laetitia Thirion-Lefevre, Jacqueline Tran, Costel Sorin Cojocaru, et al.. Optical Scale Polarimetric Device for Nanotube Forest Measurement: An Opportunity to Anticipate Bistatic Polarimetric SAR Images of Tree Trunk Forests at P-Band. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, IEEE, 2016, 9 (16), pp. 3249 - 3258. ⟨10.1109/JSTARS.2016.2532802⟩. ⟨hal-01460076⟩

Marc Lesturgie, Laetitia Thirion-Lefevre, Stéphane Saillant, Philippe Dorey. A new technique to characterize foliage attenuation using passive radar in the L-band. Comptes Rendus. Physique, Académie des sciences (Paris), 2016, Probing matter with electromagnetic waves/Sonder la matière par les ondes électromagnétiques URSI-France 2015 scientific days – Paris, CNAM, 24 & 25 March 2015, 17, pp.1003-1017. ⟨10.1016/j.crhy.2016.07.016⟩. ⟨hal-01384294⟩

A. Mokadem, E. Colin-Koeniguer, L. Thirion-Lefevre. A New Light on SAR Backscattering Coefficient and Interferometric Coherence in Layover Areas. IEEE Geoscience and Remote Sensing Letters, IEEE - Institute of Electrical and Electronics Engineers, 2015, 12 (12), pp.2428 - 2432. ⟨10.1109/LGRS.2015.2481708⟩. ⟨hal-01265651⟩

Laetitia Thirion-Lefevre, Regis Guinvarch. Investigating the Use of Low Frequencies in Urban Areas: Application to NLOS Configurations. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, IEEE, 2015, 8 (7), pp 3720-3729. ⟨10.1109/JSTARS.2015.2441293⟩. ⟨hal-01265646⟩

Frédéric Brigui, Guillaume Ginolhac, Laetitia Thirion, Philippe Forster. New SAR Target Imaging Algorithm based on Oblique Projection for Clutter Reduction. IEEE Transactions on Aerospace and Electronic Systems, Institute of Electrical and Electronics Engineers, 2014, 50 (2), pp.1118 - 1137. ⟨10.1109/TAES.2014.110287⟩. ⟨hal-01059721⟩

Frédéric Brigui, Laetitia Thirion-Lefevre, Guillaume Ginolhac, Philippe Forster. New SAR Algorithm Based on Orthogonal Projections for MMT Detection and Interference Reduction. IEEE Transactions on Geoscience and Remote Sensing, Institute of Electrical and Electronics Engineers, 2014, PP (99), pp.1-12. ⟨10.1109/TGRS.2013.2276417⟩. ⟨hal-00934257⟩

Rémi Durand, Guillaume Ginolhac, Laetitia Thirion-Lefevre, Philippe Forster. Back Projection Version of Subspace Detector SAR Processors. IEEE Transactions on Aerospace and Electronic Systems, Institute of Electrical and Electronics Engineers, 2011, 47 (2), pp.1489-1497. ⟨10.1109/TAES.2011.5751274⟩. ⟨hal-00659486⟩

Laetitia Thirion-Lefèvre, Elise Colin-Koeniguer, Cyril Dahon. Bistatic scattering from forest components. Part I: coherent polarimetric modelling and analysis of simulated results. Waves in Random and Complex Media, Taylor & Francis, 2010, 20 (1), pp.36-61. ⟨10.1080/17455030903499680⟩. ⟨hal-00556648⟩

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. Waves in Random and Complex Media, Taylor & Francis, 2010, 20 (1), pp. 62-85. ⟨10.1080/17455030903334853⟩. ⟨hal-00556645⟩

Yaël Demarty, Laetitia Thirion-Lefèvre, Vincent Gobin. Modelling of the electromagnetic scattering by sea surfaces at grazing incidence. Application to HF surface wave radars. Comptes Rendus. Physique, Académie des sciences (Paris), 2010, 11 (1), pp.87-95. ⟨10.1016/j.crhy.2010.01.003⟩. ⟨hal-00556228⟩

Frédéric Brigui, Laetitia Thirion-Lefèvre, Guillaume Ginolhac, Philippe Forster. New Polarimetric Signal Subspace Detector for SAR processors. Comptes Rendus. Physique, Académie des sciences (Paris), 2010, 11 (1), pp.104-113. ⟨10.1016/j.crhy.2010.01.004⟩. ⟨hal-00556651⟩

Rémi Durand, Guillaume Ginolhac, Laetitia Thirion, Philippe Forster. New SAR processor based on a matched subspace detector. IEEE Transactions on Aerospace and Electronic Systems, Institute of Electrical and Electronics Engineers, 2009, 45 (1), pp. 221-236. ⟨10.1109/TAES.2009.4805275⟩. ⟨hal-00443021⟩

R. Durand, Guillaume Ginolhac, L. Thirion, Philippe Forster. New SAR Processor based on Matched Subspace Detector. IEEE Transactions on Aerospace and Electronic Systems, Institute of Electrical and Electronics Engineers, 2007. ⟨halshs-00158257⟩

Laetitia Thirion-Lefevre, Elise Colin-Koeniguer. Investigating about attenuation,scattering phase center and total height using simulated interferometric SAR images of forested areas. IEEE Transactions on Geoscience and Remote Sensing, Institute of Electrical and Electronics Engineers, 2007, 45 (10), pp.3172-3179. ⟨10.1109/TGRS.2007.904921⟩. ⟨hal-00272112⟩

Laetitia Thirion, Elise Colin, Cyril Dahon. Capabilities of a forest scattering model applied to radiometry, interferometry, and polarimetric at P- and L- band. IEEE Transactions on Geoscience and Remote Sensing, Institute of Electrical and Electronics Engineers, 2006, 44 (4), pp.849-862. ⟨10.1109/TGRS.2005.862523⟩. ⟨hal-00278350⟩

Giovanni Manfredi, Israël Hinostroza, Michel Menelle, Stephane Saillant, Jean-Philippe Ovarlez, et al.. Characterization of the walking activity within the forest by using a Doppler analysis in the UHF-BAND. 2020 IEEE International Geoscience and Remote Sensing Symposium (IGARSS2020), Sep 2020, Waikoloa, United States. ⟨hal-03130196⟩

Dihia Sidi Ahmed, Laetitia Thirion-Lefèvre, Regis Guinvarch, Israël Hinostroza, Giovanni Manfredi, et al.. Monostatic Radar Cross Section Simulation of Small Unmanned Aerial Vehicles in UHF band. 2020 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, Jul 2020, Montréal, Canada. ⟨hal-03130200⟩

L. Thirion-Lefevre, R. Guinvarc'H, Elise Colin-Koeniguer. Comparative Analysis of the Relative Polarimetric Radar Signature of Vegetation and Cities Districts. International Geoscience and Remote Sensing Symposium, Jul 2019, YOKOHAMA, Japan. pp.5221-5223, ⟨10.1109/IGARSS.2019.8899829⟩. ⟨hal-02492698⟩

R. Guinvarc'H, L. Thirion-Lefevre, D. Atwood. Benefit of Xpol for Urban Classification Using SAR Images. IGARSS 2019 - 2019 IEEE International Geoscience and Remote Sensing Symposium, Jul 2019, Yokohama, Japan. pp.983-985, ⟨10.1109/IGARSS.2019.8898777⟩. ⟨hal-02492671⟩

Giovanni Manfredi, Jean-Philippe Ovarlez, Laetitia Thirion-Lefevre. Features Extraction of the Doppler frequency signature of a human walking at 1 GHz. IGARSS 2019, Jul 2019, YOKOHAMA, Japan. ⟨hal-02364998⟩

Thibault Taillade, Laetitia Thirion-Lefevre, Régis Guinvarc'H. L-band Polarimetric Change Detection on Sar Images : Fire Burn Scars in California. IGARSS 2019 - 2019 IEEE International Geoscience and Remote Sensing Symposium, Jul 2019, Yokohama, Japan. pp.9956-9959, ⟨10.1109/IGARSS.2019.8900081⟩. ⟨hal-02492666⟩

Laetitia Thirion-Lefevre, Régis Guinvarc'H. The Double Brewster Angle Effect and the Radar Polarimetric Responses of Forests. ESA LPS, 2019, Milan, Italy. ⟨hal-02492678⟩

Régis Guinvarc'H, Laetitia Thirion-Lefevre. Using a Single SAR Image at P Band for Deforestation Detection in Tropical Forest. ESA LPS, 2019, Milan, Italy. ⟨hal-02492680⟩

Thibault Taillade, Régis Guinvarc'H, Laetitia Thirion-Lefevre. A new framework for polarimetric change detection in time series SAR images: the empty scene. ASC/CSA Advanced SAR workshop, 2019, Saint-Hubert, Canada. ⟨hal-02492675⟩

Laetitia Thirion-Lefevre, Régis Guinvarc'H, Elise Colin Koeniguer. The essential contribution of HV to radar remote sensing. ASC/CSA Advanced SAR workshop, 2019, Saint-Hubert, Canada. ⟨hal-02492699⟩

Orian Couderc, Laetitia Thirion-Lefèvre, Regis Guinvarch. Moisture Retrieval Using Monostatic Radar Double Bounce. IGARSS 2018 - 2018 IEEE International Geoscience and Remote Sensing Symposium, Jul 2018, Valencia, Spain. pp.9098-9101, ⟨10.1109/igarss.2018.8518702⟩. ⟨hal-02124501⟩

Laetitia Thirion-Lefevre, Régis Guinvarc'H, D. Atwood. Impact of Rotation on the Polarimetric Signature of the Double Bounces and Alternatives. PIERS 2017, Nov 2017, Singapour, Singapore. ⟨hal-01692813⟩

Francois Doyelle, Orian Couderc, Laetitia Thirion-Lefevre, Régis Guinvarc'H. Inversion of the Permittivities for a Double Bounce Mechanism. PIERS 2017, Nov 2017, SINGAPOUR, Singapore. ⟨hal-01692825⟩

Laetitia Thirion-Lefevre, Régis Guinvarc'H. Frequency Variation of the polarimetric Scattering Mechanisms of Forests and its Consequences on Interferometric Height. Earth Observation Summit 2017, Jun 2017, Montreal, Canada. ⟨hal-01692830⟩

Orian Couderc, Laetitia Thirion-Lefevre, Régis Guinvarc'H. Is it possible to retrieve the complex permittivities using double bounce?. 2016 IEEE International Symposium on Antennas and Propagation (APSURSI 2016), Jun 2016, Puerto Rico, United States. ⟨10.1109/APS.2016.7696703⟩. ⟨hal-01460031⟩

Laetitia Thirion-Lefèvre, Régis Guinvarc'H. The brewster effect on polarimetric information. 2015 IEEE International Geoscience and Remote Sensing Symposium (IGARSS), Jul 2015, Milan, Italy. pp.227-230, ⟨10.1109/IGARSS.2015.7325741⟩. ⟨hal-02414023⟩

Laetitia Thirion-Lefevre, Régis Guinvarc'H, Panagiotis Piteros, Marc Lambert. The polarimetric signatures of double bounces in cities and forests. The double Brewster effect.. The Advanced SAR workshop, Oct 2015, Quebec, Canada. ⟨hal-01265743⟩

Régis Guinvarc'H, Laetitia Thirion-Lefevre. Propagation in urban areas. Orientation, permittivity and entropy. 2015 IEEE International Geoscience and Remote Sensing Symposium (IGARSS 2015), Jul 2015, Milan, Italy. pp.1594-1597 ⟨10.1109/IGARSS.2015.7326088⟩. ⟨hal-01265767⟩

Régis Guinvarc'H, Laetitia Thirion-Lefevre. The signature of rotated double bounces in urban areas," in Synthetic Aperture Radar. 2015 IEEE 5th Asia-Pacific Conference on Synthetic Aperture Radar (APSAR 2015) , Sep 2015, Singapour, Singapore. pp 462-465, ⟨10.1109/APSAR.2015.7306249⟩. ⟨hal-01265675⟩

Laetitia Thirion-Lefevre, Régis Guinvarc'H. Low frequency radar signatures of shadow areas in cities. 2015 Joint Urban Remote Sensing Event (JURSE 2015) , Mar 2015, Lausanne, Switzerland. pp 1-4, ⟨10.1109/JURSE.2015.7120522⟩. ⟨hal-01265747⟩

Laetitia Thirion-Lefevre, Régis Guinvarc'H, Elise Colin Koeniguer, Azza Mokadem. Propagation mechanisms in urban canyons. Distorsions and entropy. 10th European Conference on Synthetic Aperture Radar (EUSAR 2014), VDE, Jun 2014, Berlin, Germany. pp.1-4. ⟨hal-01103890⟩

Panagiotis Piteros, Laetitia Thirion-Lefevre, Régis Guinvarc'H, Marc Lambert. Cognitive radar applied to forest and kriging-based metamodel. 2014 IEEE International Geoscience and Remote Sensing Symposium (IGARSS 2014), Jul 2014, Quebec, Canada. 4 p. ⟨hal-01103273⟩

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 IEEE International Geoscience and Remote Sensing Symposium (IGARSS 2014), Jul 2014, Quebec, Canada. pp.4556-4559, ⟨10.1109/IGARSS.2014.6947506⟩. ⟨hal-01104068⟩

Panagiotis Piteros, Laetitia Thirion-Lefevre, Régis Guinvarc'H, Marc Lambert. Cognitive kriging metamodels for forest characterization and target detection. 2014 International Radar Conference , Oct 2014, Lille, France. 5 p., ⟨10.1109/RADAR.2014.7060325⟩. ⟨hal-01103268⟩

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 International Radar Conference , Oct 2014, Lille, France. pp 1-4, ⟨10.1109/RADAR.2014.7060309⟩. ⟨hal-01278360⟩

Panagiotis Piteros, Laetitia Thirion-Lefèvre, Régis Guinvarc'H, Marc Lambert. Cognitive radar for forest characterization. 3rd SONDRA Workshop, Jun 2013, Hyères - La Londe les Maures, France. ⟨hal-00935427⟩

Azza Mokadem, Laetitia Thirion-Lefèvre, Elise Colin-Koeniguer. Analysis of a NLOS canyon in an InSAR image of a urban area at Ka-band. 3rd SONDRA Workshop, Jun 2013, Hyères - La Londe les Maures, France. ⟨hal-00935398⟩

Azza Mokadem, Laetitia Thirion-Lefèvre, Régis Guinvarc'H, Elise Colin-Koeniguer. On the interpretation of anechoic chamber data using FEKO. 3rd SONDRA Workshop, Jun 2013, Hyères - La Londe les Maures, France. ⟨hal-00935421⟩

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 International Conference on Electromagnetics in Advanced Applications (ICEAA 2013), Sep 2013, Turin, Italy. pp.543 - 546, ⟨10.1109/ICEAA.2013.6632297⟩. ⟨hal-00934302⟩

Etienne Everaere, Elise Colin-Koeniguer, Laetitia Thirion-Lefevre. Polarimetric scattering model for the forest in bistatic configuration. 3rd SONDRA Workshop, Jun 2013, Hyères - La Londe les Maures, France. ⟨hal-00935394⟩

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 IEEE International Geoscience and Remote Sensing Symposium (IGARSS 2013), Jul 2013, Melbourne, Australia. ⟨10.1109/IGARSS.2013.6723776⟩. ⟨hal-00935120⟩

Azza Mokadem, Laetitia Thirion-Lefèvre, Régis Guinvarc'H, Elise Colin-Koeniguer. The polarimetric information in urban areas. The specific case of urban canyons. ASAR 2013, Oct 2013, Longueil, Canada. ⟨hal-00935450⟩

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. 3rd SONDRA Workshop, Jun 2013, Hyères - La Londe les Maures, France. ⟨hal-00935420⟩

Azza Mokadem, Laetitia Thirion-Lefèvre, Elise Colin-Koeniguer, Florence Tupin. Determination of mechanisms that can occur in NLOS urban canyon. 2012 IEEE International Geoscience and Remote Sensing Symposium (IGARSS 2012), Jul 2012, Münich, Germany. pp.6633-6636, ⟨10.1109/IGARSS.2012.6352078⟩. ⟨hal-00782404⟩

Etienne Everaere, Elise Colin-Koeniguer, Laetitia Thirion-Lefèvre, Antonello de Martino. Influence of bistatic angle and forest structure description on classical polarimetric parameters. 2012 IEEE International Geoscience and Remote Sensing Symposium (IGARSS 2012), Jul 2012, Munich, Germany. pp.6531-6534, ⟨10.1109/IGARSS.2012.6352754⟩. ⟨hal-00782400⟩

Azza Mokadem, Laetitia Thirion-Lefèvre, Elise Colin-Koeniguer, Florence Tupin. Determination o fmechanisms that can occur in NLOS urban canyon. 9th European Conference on Synthetic Aperture Radar (EUSAR 2012), Apr 2012, Nuremberg, Germany. pp.99-102. ⟨hal-00782377⟩

Andras Vasko, Laetitia Thirion, Sandor Bilicz, Isabelle Champion, Marc Lambert, et al.. Metamodel-based adaptive use of a coherent polarimetric backscattering simulator for the characterization of forested areas at low frequencies. PIERS 2011, Sep 2011, Suzhou, China. pp.818--821. ⟨hal-00657519⟩

Andras Vasko, Laetitia Thirion, Sandor Bilicz, Isabelle Champion, Marc Lambert, et al.. Combination of an adaptive metamodel and a coherent polarimetric backscattering simulator for the characterization of forested areas at low frequencies. Assemblée générale biannuelle du GDR Ondes - Interférences d'Ondes, Oct 2011, Nice, France. ⟨hal-00658029⟩

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. 5th International Workshop on Science and Applications of SAR Polarimetry and Polarimetric Interferometry (PolInsar 2011), Jan 2011, Frascati, Italy. 6 p. ⟨hal-00659488⟩

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 IEEE International Geoscience and Remote Sensing Symposium (IGARSS 2011), Jul 2011, Vancouver, Canada. ⟨10.1109/IGARSS.2011.6048917⟩. ⟨hal-00659491⟩

Andras Vasko, Laetitia Thirion-Lefèvre, Sandór Bilicz, Isabelle Champion, Marc Lambert, et al.. Metamodel-based adaptive use of a coherent polarimetric backscattering simulator for the characterization of forested areas at low frequencies. PIERS 2011 - Progress In Electromagnetics Research Symposium, Electromagnetics Academy. Saisissez le nom du laboratoire, du service ou du département., Cambridge, MA, USA., Sep 2011, Suzhou, China. n.p. ⟨hal-02749058⟩

Frédéric Brigui, Guillaume Ginolhac, Laetitia Thirion-Lefèvre, Philippe Forster. Analyse des performances d'algorithmes d'imagerie SAR basés sur des modèles à sous-espace. GRETSI 2011, Sep 2011, Bordeaux, France. ⟨hal-00659602⟩

Frédéric Brigui, Guillaume Ginolhac, Laetitia Thirion-Lefèvre, Philippe Forster. Performances of subspace SAR processors for target detection and interference rejection. 2nd SONDRA Workshop , May 2010, Cargèse, France. ⟨hal-00556988⟩

Frédéric Brigui, Laetitia Thirion-Lefèvre, Guillaume Ginolhac, Philippe Forster. Orthogonal polarimetric SAR processor based on signal and interference subspace models. 2010 IEEE International Geoscience and Remote Sensing Symposium (IGARSS 2010), Jul 2010, Honolulu, United States. 4 p. (CD ROM), ⟨10.1109/IGARSS.2010.5652436⟩. ⟨hal-00556975⟩

Frédéric Brigui, Laetitia Thirion-Lefèvre, Guillaume Ginolhac, Philippe Forster. Oblique polarimetric SAR processor based on signal and interference subspace models. 2010 IEEE International Geoscience and Remote Sensing Symposium (IGARSS 2010), Jul 2010, Honolulu, United States. 4 p. CDROM, ⟨10.1109/IGARSS.2010.5649493⟩. ⟨hal-00556987⟩

Laetitia Thirion-Lefèvre, Sandór Bilicz, Marc Lambert, Szabolcs Gyimothy. On the use of an optimal database for radar forest observation. 8th European Conference on Synthetic Aperture Radar (EUSAR 2010), Jun 2010, Aachen, Germany. pp.873 - 876. ⟨hal-00489988⟩

Frédéric Brigui, Laetitia Thirion-Lefevre, Guillaume Ginolhac, Philippe Forster. New Polarimetric signal subspace detectors for SAR processors. 2009 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2009), Apr 2009, Taipei, Taiwan. pp.2189-2192, ⟨10.1109/ICASSP.2009.4960052⟩. ⟨hal-00443022⟩

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.. Journées scientifiques d'URSI-FRANCE. Propagation et Télédétection, Mar 2009, Paris, France. ⟨hal-00443026⟩

Frédéric Brigui, Laetitia Thirion-Lefevre, Guillaume Ginolhac, Philippe Forster. Processeurs SAR basés sur des détecteurs à sous-espaces. Journées scientifiques d'URSI-FRANCE. Propagation et Télédétection, Mar 2009, Paris, France. ⟨hal-00443027⟩

Laetitia Thirion-Lefevre. Apport de la modélisation EM à l'observation radar des forêts. Assemblée Générale du GDR Ondes, Nov 2009, Paris, France. 2 p. ⟨hal-00447646⟩

Frédéric Brigui, Guillaume Ginolhac, Laetitia Thirion-Lefevre, Philippe Forster. New Polarimetric signal and interference subspace detectors for SAR processors. 2009 International Radar Conference "Surveillance for a Safer World" (RADAR 2009) , Apr 2009, Bordeaux, France. 4 p. ⟨hal-00443025⟩

Frédéric Brigui, Laetitia Thirion-Lefevre, Guillaume Ginolhac, Philippe Forster. Processeurs SAR basés sur des détecteurs à sous-espaces. Assemblée Générale du GDR Ondes, Nov 2009, Paris, France. 2 p. ⟨hal-00449735⟩

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 International Conference on Radar , Sep 2008, Adelaide, Australia. ⟨10.1109/RADAR.2008.4653932⟩. ⟨hal-00354568⟩

Laetitia Thirion-Lefèvre, Elise Colin-Koeniguer. Bistatic scattering by forested areas at low frequencies: simulation and indoor measurements. XXIX General Assembly of the International Union of Radio Science (URSI 2008), Aug 2008, Chicago, United States. ⟨hal-00354633⟩

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. 7th European Conference on Synthetic Aperture Radar, Jun 2008, Friedrichshafen, Germany. ⟨hal-00354649⟩

Chin Yuan Chong, Laetitia Thirion-Lefèvre. Exploitation of Angular Diversity for Bistatic Image Formation using Opportunistic Transmitters. 7th European Conference on Synthetic Aperture Radar, Jun 2008, Friedrichshafen, Germany. ⟨hal-00354642⟩

Laetitia Thirion-Lefevre, Cyril Dahon. Modelling of the bistatic scattering by a group of cylinders. 3rd International Workshop on Science and Applications of SAR Polarimetry and Polarimetric Interferometry (PolInsar 2007), Jan 2007, Frascati, Italy. 6 p. CD-ROM Proceedings. ⟨hal-00272374⟩

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. GDR Ondes - Réunion générale Interférences d'Ondes, Nov 2007, Pessac, France. ⟨hal-00272455⟩

Chin Yuan Chong, Laetitia Thirion-Lefevre. Bistatic image formation using ISAR methods. Workshop SONDRA, Apr 2007, Aussois, France. ⟨hal-00272467⟩

Laetitia Thirion-Lefevre. Modeling radar scattering by forested areas. Workshop SONDRA, Apr 2007, Aussois, France. ⟨hal-00272464⟩

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 IEEE International Geoscience and Remote Sensing Symposium, Jul 2007, Barcelone, Spain. ⟨10.1109/IGARSS.2007.4422970⟩. ⟨hal-00272356⟩

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, Hawaï, United States. ⟨halshs-00158343⟩

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. GDR Ondes, Nov 2007, Pessac, France. ⟨hal-00272489⟩

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 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2007), Apr 2007, Honolulu, United States. ⟨10.1109/ICASSP.2007.366230⟩. ⟨hal-00272370⟩

Laetitia Thirion, Elise Colin. Relation between attenuation coefficient and interferometric heights behavior from P-band to L-band. 2006 IEEE International Symposium on Geoscience and Remote Sensing (IGARSS 2006), Jul 2006, Denver, United States. ⟨10.1109/IGARSS.2006.568⟩. ⟨hal-00272114⟩

Laetitia Thirion, Cécile Titin-Schnaider, Cyril Dahon, Elise Colin. Modelling of bistatic scattering of forested area at P-band. 6th European Conference on Synthetic Aperture Radar, May 2006, Dresde, Germany. ⟨hal-00272115⟩

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, Dresde, Germany. ⟨halshs-00158354⟩

Rémi Durand, Laetitia Thirion, Guillaume Ginolhac, Philippe Forster. Man made target detection in a forest with a subspace detector. 2006 IEEE International Symposium on Geoscience and Remote Sensing (IGARSS 2006), Jul 2006, Denver, United States. ⟨10.1109/IGARSS.2006.43⟩. ⟨hal-00278611⟩

Rémi Durand, Laetitia Thirion, Guillaume Ginolhac, Philippe Forster. New SAR Processor Based on a Subspace Detector. 14th European Signal Processing Conference (EUSIPCO 2006), Sep 2006, Florence, Italy. 5 p. sur www.eurasip.org. ⟨hal-00278607⟩

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.. International SAR and SAS Conference, Sep 2006, Lerici, Italy. 12 p. sur C-ROM. ⟨hal-00278601⟩

R. Durand, Guillaume Ginolhac, Philippe Forster, L. Thirion. New SAR Processor based on a subspace detector... 2006, Florence, Italy. ⟨halshs-00158351⟩

R. Durand, L. Thirion, Guillaume Ginolhac, Philippe Forster. Man Made Target Detection in a Forest with a Subspace SAR Processor. 2006, Denver, Colorado, United States. ⟨halshs-00158358⟩

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, Lerici, Italy. ⟨halshs-00158347⟩

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. European Conference on Synthetic Aperture Radar (EUSAR 2006), May 2006, Dresde, Germany. 4 p. sur CD-ROM. ⟨hal-00278631⟩

R. Durand, Guillaume Ginolhac, Philippe Forster, L. Thirion, M. Lesturgie. Algorithme de Synthèse d'Ouverture Basé sur un Détecteur à Sous Espace... 2005, Louvain, Belgique. ⟨halshs-00158364⟩

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 IEEE International Geoscience and Remote Sensing Symposium (IGARSS 2004), Sep 2004, Anchorage, United States. pp 3128-3131, ⟨10.1109/IGARSS.2004.1370362⟩. ⟨hal-01269690⟩

L. Thirion, I. Chênerie, Cyril Dahon, Laurent Ferro-Famil, A. Lefevre, et al.. Modelling of the Scatterring by a Smooth Dieletric Cylinder : Study of the Complex Scattering Matrix using two Different Models. POLINSAR 2003, Jan 2003, Frascati, Italy. ⟨hal-00919047⟩

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 International Radar Conference , Oct 2014, Lille, France. ⟨hal-01104772⟩

Andras Vasko, Laetitia Thirion-Lefèvre, Sandór Bilicz, Isabelle Champion, Marc Lambert, et al.. Combination of an adaptive metamodel and a coherent polarimetric backscattering simulator for the characterization of forested areas at low frequencies. Interférence d'ondes, Oct 2011, Nice, France. n.p., 2011. ⟨hal-02806342⟩