Laetitia Thirion-Lefevre

Publication Activity (10 Years)

Years Active: 2007-2023
Publications (10 Years): 35

Top Topics

Unsupervised Learning

Change Detection

Top Venues

IEEE Geosci. Remote. Sens. Lett.

IEEE Trans. Geosci. Remote. Sens.

Publications

Steve Tyler, Xavier Dupuis, Régis Guinvarc'h, Laetitia Thirion-Lefevre
Numerical Schemes to Retrieve Permittivities from Rotated Double Bounce Signatures in Polarimetric SAR Images. IGARSS (2023)
Florent Michenot, Israel Hinostroza, Régis Guinvarc'h, Laetitia Thirion-Lefevre
Road Detection in a Forest Using Sentinel-1 and FBR Time-Series Speckle Filtering. IGARSS (2023)
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. IGARSS (2023)
Thomas Di Martino, Régis Guinvarc'h, Laetitia Thirion-Lefevre, Elise Colin Koeniguer
FARMSAR: Fixing AgRicultural Mislabels Using Sentinel-1 Time Series and AutoencodeRs. Remote. Sens. 15 (1) (2023)
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. IGARSS (2023)
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. ISPRS Int. J. Geo Inf. 12 (8) (2023)
Thomas Di Martino, Régis Guinvarc'h, Laetitia Thirion-Lefevre, Elise Colin
Grad-SLAM: Explaining Convolutional Autoencoders' Latent Space of Satellite Image Time Series. IEEE Geosci. Remote. Sens. Lett. 20 (2023)
Laetitia Thirion-Lefevre, Régis Guinvarc'h
Polarimetry and Permittivity in SAR Remote Sensing. IGARSS (2022)
Thomas Di Martino, Régis 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. IEEE Trans. Geosci. Remote. Sens. 60 (2022)
Florent Michenot, Régis Guinvarc'h, Laetitia Thirion-Lefevre
Temporal Stack Speckle and Target Filtering for Environmental Applications. IGARSS (2022)
Steve Tyler, Xavier Dupuis, Régis Guinvarc'h, Laetitia Thirion-Lefevre
A First Test on Permittivty Inversion of a Double Bounce in a SAR Image. IGARSS (2022)
Nathan Paillou, Laetitia Thirion-Lefevre, Régis Guinvarc'h
Presentation of a Novel Approach to Combine Multisensor Data Using the Differential Entropy. IGARSS (2022)
Florent Michenot, Giovanni Manfredi, Régis Guinvarc'h, Laetitia Thirion-Lefevre
Use of Sentinel-1 Time-Series for Archaeological Structures Detection. IGARSS (2021)
Thomas Di Martino, Régis Guinvarc'h, Laetitia Thirion-Lefevre, Elise Colin Koeniguer
Convolutional Autoencoder for Unsupervised Representation Learning of PolSAR Time-Series. IGARSS (2021)
Giovanni Manfredi, Israel D. Sáenz 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. Remote. Sens. 13 (3) (2021)
Giovanni Manfredi, Israel Hinostroza, Michel Menelle, Stéphane Saillant, Jean Philippe Ovarlez, Laetitia Thirion-Lefevre
Classification in L-Band of Physical Activities Performed Simultaneously into the Forest by a Group of Persons. IGARSS (2021)
Nathan Paillou, Laetitia Thirion-Lefevre, Régis Guinvarc'h
Characterization and Extraction of Roads Using Polarimetry Methods in L-Band SAR Images. IGARSS (2021)
Thibault Taillade, Laetitia Thirion-Lefevre, Régis Guinvarc'h
A New Way for Detecting Man-Made Targets and Structures within Forests using Time Series of Polarimetric SAR images. IGARSS (2020)
Giovanni Manfredi, Israel D. Sáenz Hinostroza, Michel Menelle, Stéphane Saillant, Jean Philippe Ovarlez, Laetitia Thirion-Lefevre
Characterization of the Walking Activity Within the Forest by Using a Doppler Analysis in the UHF-Band. IGARSS (2020)
Thibault Taillade, Laetitia Thirion-Lefevre, Régis Guinvarc'h
Detecting Ephemeral Objects in SAR Time-Series Using Frozen Background-Based Change Detection. Remote. Sens. 12 (11) (2020)
Nathan Paillou, Laetitia Thirion-Lefevre, Régis Guinvarc'h
Interest of Temporal Methods over Spatial Methods in Order to Detect Small Targets. IGARSS (2020)
Laetitia Thirion-Lefevre, Régis Guinvarc'h, Elise Colin Koeniguer
The Combined Effect of Orientation Angle and Material on PolSAR Images of Urban Areas. Remote. Sens. 12 (10) (2020)
Giovanni Manfredi, Jean Philippe Ovarlez, Laetitia Thirion-Lefevre
Features Extraction of the Doppler Frequency Signature of a Human Walking at 1 GHz. IGARSS (2019)
Laetitia Thirion-Lefevre, Régis Guinvarc'h, Elise Colin Koeniguer
Omparative Analysis of the Relative Polarimetric Radar Signature of Vegetation and Cities Districts. IGARSS (2019)
Thibault Taillade, Laetitia Thirion-Lefevre, Régis Guinvarc'h
L-band Polarimetric Change Detection on Sar Images : Fire Burn Scars in California. IGARSS (2019)
Régis Guinvarc'h, Laetitia Thirion-Lefevre, Donald K. Atwood
Benefit of Xpol for Urban Classification Using SAR Images. IGARSS (2019)
Donald K. Atwood, Laetitia Thirion-Lefevre
Polarimetric Phase and Implications for Urban Classification. IEEE Trans. Geosci. Remote. Sens. 56 (3) (2018)
Orian Couderc, Laetitia Thirion-Lefevre, Régis Guinvarc'h
Moisture Retrieval Using Monostatic Radar Double Bounce. IGARSS (2018)
Régis Guinvarc'h, Laetitia Thirion-Lefevre
Cross-Polarization Amplitudes of Obliquely Orientated Buildings With Application to Urban Areas. IEEE Geosci. Remote. Sens. Lett. 14 (11) (2017)
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. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 9 (7) (2016)
Laetitia Thirion-Lefevre, Régis Guinvarc'h
Low frequency radar signatures of shadow areas in cities. JURSE (2015)
Régis Guinvarc'h, Laetitia Thirion-Lefevre
Propagation in urban areas. Orientation, permittivity and entropy. IGARSS (2015)
Laetitia Thirion-Lefevre, Régis Guinvarc'h
Investigating the Use of Low Frequencies in Urban Areas: Application to NLOS Configurations. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 8 (7) (2015)
Laetitia Thirion-Lefevre, Régis Guinvarc'h
The brewster effect on polarimetric information. IGARSS (2015)
Azza Mokadem, Elise Colin Koeniguer, Laetitia Thirion-Lefevre
A New Light on SAR Backscattering Coefficient and Interferometric Coherence in Layover Areas. IEEE Geosci. Remote. Sens. Lett. 12 (12) (2015)
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. IGARSS (2014)
Frédéric Brigui, Guillaume Ginolhac, Laetitia Thirion-Lefevre, Philippe Forster
New SAR target imaging algorithm based on oblique projection for clutter reduction. IEEE Trans. Aerosp. Electron. Syst. 50 (2) (2014)
Frédéric Brigui, Laetitia Thirion-Lefevre, Guillaume Ginolhac, Philippe Forster
New SAR Algorithm Based on Orthogonal Projections for MMT Detection and Interference Reduction. IEEE Trans. Geosci. Remote. Sens. 52 (7) (2014)
Azza Mokadem, Laetitia Thirion-Lefevre, Elise Colin Koeniguer
Analysis of a NLOS canyon in an InSAR image of a urban area at Ka-band. IGARSS (2013)
Azza Mokadem, Laetitia Thirion-Lefevre, Elise Colin Koeniguer, Florence Tupin
Determination of mechanisms that can occur in NLOS urban canyon. IGARSS (2012)
Etienne Everaere, Elise Colin Koeniguer, Laetitia Thirion-Lefevre, Antonello De Martino
Influence of bistatic angle and forest structure description on classical polarimetric parameters. IGARSS (2012)
Rémi Durand, Guillaume Ginolhac, Laetitia Thirion-Lefevre, Philippe Forster
Back Projection Version of Subspace Detector SAR Processors. IEEE Trans. Aerosp. Electron. Syst. 47 (2) (2011)
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. IGARSS (2011)
Frédéric Brigui, Guillaume Ginolhac, Laetitia Thirion-Lefevre, Philippe Forster
Performances of polarimetric subspace SAR processors for target detection and interference rejection. EUSIPCO (2011)
Frédéric Brigui, Laetitia Thirion-Lefevre, Guillaume Ginolhac, Philippe Forster
Oblique polarimetric SAR processor based on signal and interference subspace models. IGARSS (2010)
Frédéric Brigui, Laetitia Thirion-Lefevre, Guillaume Ginolhac, Philippe Forster
Orthogonal polarimetric SAR processor based on signal and interference subspace models. IGARSS (2010)
Frédéric Brigui, Laetitia Thirion-Lefevre, Guillaume Ginolhac, Philippe Forster
New polarimetric signal subspace detectors for SAR processors. ICASSP (2009)
Laetitia Thirion-Lefevre, Elise Colin Koeniguer
Investigating Attenuation, Scattering Phase Center, and Total Height Using Simulated Interferometric SAR Images of Forested Areas. IEEE Trans. Geosci. Remote. Sens. 45 (10) (2007)
Yaël Demarty, Vincent Gobin, Laetitia Thirion-Lefevre, Régis Guinvarc'h, Marc Lesturgie
Exact electromagnetic modeling of the scattering of realistic sea surfaces for HFSWR applications. IGARSS (2007)