Yajing YAN

Senior Lecturer, PhD

Contact:

Email: yajing.yan@univ-smb.fr

Phone: +1 404-509-6536

Office: A206

Address: LISTIC, 5 chemin de bellevue, Annecy-le-Vieux, CS 80439, 74944 Annecy Cedex, France

Research topics:

Group: Remote Sensing

  • Multi-temporal SAR interferometry
  • Data Merging and Assimilation
  • Machine learning
  • Monitoring natural hazards

Teaching at Polytech Annecy-Chambéry:

  • Algorithmic
  • Database
  • Embedded systems
  • Signal and image processing
  • Problem-Based and Project-Based Learning (PBL) – Imaging for the Environment (IE)

Research projects:

  • MOHAIR AI Cluster Project (2025-2029)
  • CNES MagmaTrack Project (2021–2023)
  • ANR JCJC REPED-SARIX Project (2021-2025) (https://reped-sarix.univ-smb.fr/)
  • MIAI Project (06/2020 – 06/2021)
  • PNTS Project (2019–2020)
  • ANR MARGARITA Project (2018–2021)
  • USMB SIRGA Project (2019–2020)
  • CNES TOSCA AssimSAR Project (2018–2019)
  • International Dragon-4 Project (2016–2020)
  • EUMETSAT/CNES OSTST Project (2016–2020)
  • LEFE-GMMC Project (2014–2016)
  • European SANGOMA Project (2012–2015)
  • ANR EFIDIR Project (2008–2012)

Theses:

  • Théo Delfolie, PV module soiling prediction through real-world modeling and data fusion, 12/08/2025 –
  • Grégoire Vest, Neural networks-based volcanic model inversion with SAR displacement measurements, October 1, 2025 –
  • Matthieu Verlynde, Weakly supervised and frugal classification for remote sensing image time series, October 1, 2024 –
  • Léa Zuccali, Assimilation of geodetic data for real-time management of natural hazards, October 1, 2022 – 
  • Dana El Hajjar, Recursive learning of incomplete SAR displacement time series for observing Earth deformation, December 1, 2022 – December 9, 2025
  • Lorenzo Lopez-Uroz, Physical model inversion and natural hazard prediction using neural networks based on SAR displacement time series, October 1, 2022 – February 6, 2025
  • Phan Viet-Hoa Vu, Statistical learning for monitoring ground deformation with InSAR, October 1, 2020 – December 14, 2023
  • Suvrat Kaushik, Glacial and snow cover & hanging glacier, November 1, 2019 – January 27, 2023
  • Laurane Charrier, Multi-sensor/multi-temporal remote sensing image fusion for glacier and landslide monitoring, October 1, 2019 – November 24, 2022
  • Alexandre Hippert-Ferrer, reconstruction of missing data in time series of remote sensing displacement measurements, October 1, 2017 – October 16, 2020
  • Matthias Jauvin, Measuring surface deformations using satellite radar imagery: Application to monitoring mountainous areas and the impact of large construction sites, October 1, 2015 – December 18, 2019
  • Mary Grace Bato, Towards the assimilation of deformation data in volcanology, January 2, 2015 – July 2, 2018. CNFGG 2019 Thesis Prize.

Organizing committee:

  • Scientific Committee for the thematic day "10 years of observations by the Sentinel-2 mission: contributions and prospects" (May 20, 2025)
  • Scientific Committee G2 "Geodesy, Geophysics, and Mountains" (November 8-10, 2022)
  • IGARSS Multi-Temporal Analysis Technical Committee (since 2020)
  • GDR ISIS thematic days: "Statistical learning with missing values" (December 7, 2021), "Weakly supervised approaches in remote sensing" (January 30, 2023), "Remote sensing & Climate" (December 7, 2023)
  • Multitemp 2015 (July 22, 2015 – July 24, 2015)
  • The 47th International Liège Colloquium (May 4, 2015 – May 8, 2015)
  • International Spring School in Les Houches (May 2, 2011 – May 6, 2011)
  • Seminar in Aussois (April 1, 2010 – April 2, 2010)

Duties/Responsibilities:

  • Appointed member of CNU 61 (11/2023 – )
  • Member of CES PNTS (since 01/2025)
  • Head of the "Digital Systems Instrumentation" specialization (09/2023 – )
  • Head of Semester 7 of the IAI specialization at Polytech Annecy-Chambéry (09/2018 – 08/2020)
  • Head of Year 4 of the SNI specialization at Polytech Annecy-Chambéry (09/2020 – 08/2023)
  • Member of the 61 USMB advisory committee (since 2016)
  • Editor of the book "Inversion & Assimilation of Remote Sensing Data"
  • Co-leader of the "Remote Sensing & AI" initiative under Theme B "Image & Vision" of the ISIS Research Group (06/2021 – 12/2023)
  • Member of the MSTIC cluster council at Grenoble Alpes University (09/2021 – 11/2024)

Professional background:

  • 09/2014 – present: Associate Professor, LISTIC, University of Savoie Mont Blanc
  • 07/2012 – 08/2014: Postdoctoral researcher, GHER, University of Liège, Belgium
  • 01/2012 – 06/2012: Postdoctoral researcher, IETR, University of Rennes 1
  • 10/2008 – 12/2011: PhD student, LISTIC, University of Savoie Mont Blanc
  • 09/2007 – 06/2008: Master's degree, Physical Methods in Remote Sensing, University of Paris 6

Publications:

listed in HAL

  • 2025
    • El Hajjar D., Ginolhac G., Yan Y., El Korso M. N., Sequential Covariance Fitting for InSAR Phase Linking, IEEE Transactions on Geosciences & Remote Sensing, 2025, DOI: 10.1109/TGRS.2025.3583566
    • Vu P.V.H., Breloy A., Brigui F., Yan Y., Ginolhac G., Covariance Fitting Interferometric Phase Linking: Modular Framework and Optimization Algorithms, IEEE Transactions on Geosciences & Remote Sensing, 2025, DOI: 10.1109/TGRS.2025.3550978
    • El Hajjar D., Ginolhac G., Yan Y., El Korso M. N., Robust sequential phase estimation using Multi-temporal SAR image series, IEEE Signal Processing Letters, 2025, vol. 32, pp.811-815, DOI: 10.1109/LSP.2025.3537334.
  • 2024
    • Lopez-Uroz L., Yan Y., Benoit A., Albino F., Bouygues P., Giffard-Roisin S., Pinel V., Exploring Deep Learning for Volcanic Source Inversion, IEEE Transactions on Geosciences & Remote Sensing, vol. 62, doi: 10.1109/TGRS.2024.3494253
    • Lopez-Uroz L., Yan Y., Benoit A., Rabatel A., Giffard-Roisin S., Lin-Kwong-Chon C., Using Deep Learning for Glacier Thickness Estimation at a Regional Scale, IEEE Geosciences & Remote Sensing Letters, 2024, vol. 21, pp.1-5, doi: 10.1109/LGRS.2024.3353575.
  • 2023
    • P.V.H. Vu, A. Breloy, F. Brigui, Y. Yan, G. Ginolhac, Robust phase linking in InSAR, IEEE Transactions on Geosciences & Remote Sensing, vol. 61, pp. 1-11, doi: 10.1109/TGRS.2023.3289338
    • M.G. Bato, V. Pinel, Y. Yan, Ensemble Data Assimilation in Volcanology, in "Inversion and Assimilation of Remote Sensing Data," ISBN: 9781789481426
  • 2022 
    • L. Charrier, Y. Yan, E. Colin, S. Leinss, E. Trouvé, Extraction of velocity time series with an optimal temporal sampling from displacement observation networks, IEEE Transactions on Geosciences & Remote Sensing, vol. 60, pp. 1-10, doi: 10.1109/TGRS.2021.3128289
    • L. Charrier, Y. Yan, E. Trouvé, E. Colin., J. Mouginot, R. Millan, Fusion of multi-temporal multi-sensor velocities using temporal closure of fractions of displacements, IEEE Geosciences & Remote Sensing Letters, 2022b, vol. 19, doi:10.1109/LGRS.2022.3227413
    • S. Kaushik, B. Cerino, E. Trouvé, F. Karbou, Y. Yan, et al. Analysis of the Temporal Evolution of Ice Aprons in the Mont-Blanc Massif Using X and C-Band SAR Images. Frontiers in Remote Sensing, Frontiers Media, 2022, 3,⟨10.3389/frsen.2022.930021⟩
    • S. Giffard-Roisin, S.E. Boudaour, M.P. Doin, Y. Yan, A. Atto, Land cover classification of the Alps from InSAR temporal coherence matrices, Front. Remote Sens., September 28, 2022, Sec. Remote Sensing Time Series Analysis, https://doi.org/10.3389/frsen.2022.932491
    • S. Leinss, S. Li, Y. Yan, B. Altena. SAR Offset Tracking. Surface Displacement Measurement from Remote Sensing Images, Wiley, 2022,⟨10.1002/9781119986843.ch3⟩
    • S. Kaushik, L. Ravanel, F. Magnin, Y. Yan, E. Trouvé, and D. Cusicanqui, Effects of topographic and meteorological parameters on the surface area loss of ice aprons in the Mont Blanc massif (European Alps), 2022, The Cryosphere, 16, 4251–4271,https://doi.org/10.5194/tc-16-4251-2022.
  • 2021
    • Y. Yan, Towards operational monitoring of Earth deformation and prediction of natural hazards, HdR report, https://hal.archives-ouvertes.fr/tel-03413923/
  • 2020
    • A. Hippert-Ferrer, Y. Yan, P. Bolon. EM-EOF: Gap – Filling in Incomplete SAR Displacement Time Series, IEEE Transactions on Geosciences & Remote Sensing, vol.59, no.7, pp.5794 – 5811, doi: 10.1109/TGRS.2020.3015087
    • A. Hippert-Ferrer, Y. Yan, P. Bolon. Spatiotemporal Filling of Missing Data in Remotely Sensed Displacement Measurement Time Series, IEEE Geosciences & Remote Sensing Letters, vol.18, no.12, pp. 2157–2161, doi: 10.1109/LGRS.2020.3015149
  • 2019 
    • R. Prébet, Y. Yan, M. Jauvin, E. Trouvé. A Data-Adaptive EOF-Based Method for Displacement Signal Retrieval From InSAR Displacement Measurement Time Series for Decorrelating Targets. IEEE Transactions on Geoscience and Remote Sensing, 2019, 57(8), pp.5829-5852. <10.1109/TGRS.2019.2902719>
    • M. Jauvin, Y. Yan, E. Trouvé, B. Fruneau, M. Gay, B. Girard. Integration of Corner Reflectors for the Monitoring of Mountain Glacier Areas with Sentinel-1 Time Series. Remote Sensing, MDPI,11(8), 988, https://doi.org/10.3390/rs11080988
    • R. Fallourd, A. Dehecq, M. Jauvin, Y. Yan, G. Vasile, et al.. Monitoring mountain glaciers using satellite radar imagery. Revue Française de Photogrammétrie et de Télédétection, Société Française de Photogrammétrie et de Télédétection, 2019, pp.91-105
  •  2018
    • Bato M.-G., Pinel V., Yan Y., Jouanne F., Vandemeulebrouck J., Possible deep connection between volcanic systems evidenced by sequential assimilation of geodetic data, Scientific Reports, Nature Publishing Group, 2018, https://doi.org/10.1038/s41598-018-29811-x
  • 2017
    • Bato M.-G., Pinel V., Yan Y., "Assimilation of Deformation Data for Eruption Forecasting: Potentiality Assessment Based on Synthetic Cases," Frontiers in Earth Science, Frontiers Media, 2017, doi: 10.3389/feart.2017.00048
    • Yan Y., Barth A., Beckers J.-M., Brankart J.-M., Brasseur P., Candille G., "Comparison of different incremental analysis update schemes in a realistic assimilation system with Ensemble Kalman Filter," Ocean Modelling, Elsevier, 2017, 115, pp. 27-41. 〈10.1016/j.ocemod.2017.05.002〉
  • 2016
    • Barth A., Yan Y., Alvera-Azcárate A., Beckers J.-M., "Local ensemble assimilation scheme with global constraints and conservation," Ocean Dynamics, Springer Verlag, 2016, 66 (12), pp. 1651-1664
    • Yan Y., Dehecq A., Trouvé E., Mauris G., Gourmelen N., Vernier F., "Fusion of Remotely Sensed Displacement Measurements: Current status and challenges," IEEE Geoscience and Remote Sensing Magazine, IEEE, 2016, 4 (1), pp. 6-25. 〈10.1109/MGRS.2016.2516278〉
  • 2015
    • Yan Y., Barth A., Beckers J.-M., Candille G., Brankart J.-M., Brasseur P., "Ensemble assimilation of ARGO temperature profile, sea surface temperature, and altimetric satellite data into an eddy permitting primitive equation model of the North Atlantic Ocean," Journal of Geophysical Research. Oceans, Wiley-Blackwell, 2015, pp. vol. 120. 〈10.1002/2014JC010349〉
  • 2014
    • Yan Y., Pinel V., Vernier F., Trouvé E., « Displacement measurements », Florence Tupin, Jordi Inglada, Jean-Marie Nicolas Eds. Remote Sensing Imagery, ISTE – John Wiley & Sons, pp. 251-282, 2014, Digital and image processing series, <ISBN : 978-1-84821-508-5>
    • Yan Y., Pinel V., Vernier F., Trouvé E., "Displacement measurements," Florence Tupin, Jean-Marie Nicolas, Jordi Inglada Eds. Remote Sensing Imaging, Hermes Science – Lavoisier, pp. 269-301, 2014, IC2 Treatise, Signal and Image series
    • Yan Y., Barth A., Beckers J.M. Comparison of different assimilation schemes in a sequential Kalman filter assimilation system. Ocean Modelling, Vol. 73, pp. 123-137, 2014
  • 2013
    • Yan Y., Pinel V., Trouvé E., Pathier E., Perrain J., Bascou P., Jouanne F. Coseismic slip distribution of the 2005 Kashmir earthquake from SAR amplitude image correlation and differential interferometry. Geophysical Journal International, Vol. 193, No. 1, pp. 29-46, 2013. DOI: 10.1093/gji/ggs102.
  • 2012
    • Yan Y., Trouvé E., Pinel V., Mauris G., Pathier E., Galichet S. Fusion of D-InSAR and subpixel image correlation measurements for coseismic displacement field estimation: Application to the Kashmir earthquake (2005). International Journal of Image and Data Fusion, Vol. 3, No. 1, pp.71-92, 2012. DOI: 10.1080/19479832.2011.577563.
    • Yan Y., Mauris G., Trouvé E., Pinel V. Fuzzy uncertainty representations of co-seismic displacement measurements issued from SAR imagery. IEEE Transactions on Instrumentation & Measurement, vol. 61, No. 5, pp. 1278–1286, 2012. DOI: 10.1109/TIM.2011.2175825.
    • Yan. Y., Doin M.P., Lopez-Quiroz P., Tupin F., Fruneau B., Pinel V., Trouvé E. Mexico City subsidence measured by InSAR time series: Joint analysis using PS and SBAS approaches. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol. 5, No. 4, pp.1312 – 1326. 2012. DOI: 10.1109/JSTARS.2012.2191146
  • 2011
    • Vernier, F., Fallourd R., Friedt J.M., Yan Y., Trouvé E., Nicolas J.M., Moreau L. Fast Correlation Technique for Glacier Flow Monitoring by Digital Camera and Space-borne SAR Images. EURASIP Journal on Image and Video Processing, 2011:11, DOI:10.1186/1687-5281-2011-11
  • 2010
    • Pétillot I., Trouvé E., Bolon Ph., Julea A., Yan Y., Gay M., Vanpé J.-M. Radar-Coding and Geocoding Lookup Tables for the Fusion of GIS and SAR Data in Mountain Areas. IEEE Geoscience and Remote Sensing Letters, Vol. 7, No. 2, pp. 309-313, 2010. Doi: 10.1109/LGRS.2009.2034118