ELIE
Croix du Sud 2/L7.05.16
1348 Louvain-la-Neuve
Pierre Defourny
Professeur ordinaire
- Courses
Name ID Introduction to biosphere engineering LBIR1230 Applied Geomatic LBIRE2102 Évaluation d'impact environnemental: projet et introduction à la gestion de bases de données LBIRE2130 Evaluation d'impact environnemental: diagnostic et indicateurs LBIRE2131 Projet intégré en aménagement du territoire LBIRE2232 Data Science and Sustainability Engineering projects LBIRE2234 Enquête et pratiques d'intervention en milieu rural tropical LBRAI2214 Agriculture de précision, géomatique agricole et mécanisation LBRAI2221 Suburban and rural space development LBRAT2101 Spatial modelling of land dynamics LBRAT2102 Land monitoring by advanced earth observation LBRAT2104 Planification stratégique (cours - atelier) LURBA2915
Some mapping and open source software from our resarch activities :
ESA CCI Global Land Cover Maps from 1992 to 2015 - http://maps.elie.ucl.ac.be/CCI/viewer/
European Research Infrastructure LIFEWATCH - http://maps.elie.ucl.ac.be/lifewatch/geoviewer.html
ESA Sentinel-2 for Agriculture - the Sen2Agri system to download - http://www.esa-sen2agri.org/
Observatoire des Forêts d'Afrique centrale - http://www.observatoire-comifac.net/
Geoportail of the Research Lab in Environmetrics and Geomatics - including for download different maps of DRCongo, Globcover and some others.
2022
Bouchat, Jean ; Tronquo, Emma ; Orban, Anne ; Verhoest, Niko E.C. ; Defourny, Pierre. Assessing the Potential of Fully Polarimetric Mono- and Bistatic SAR Acquisitions in L-band for Crop and Soil Monitoring. In: IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, (2022). doi:10.1109/jstars.2022.3162911.
2022
Bouchat, Jean ; Tronquo, Emma ; Orban, Anne ; Neyt, Xavier ; Verhoest, Niko E.C. ; Defourny, Pierre. Green Area Index and Soil Moisture Retrieval in Maize Fields Using Multi-Polarized C- and L-Band SAR Data and the Water Cloud Model. In: Remote Sensing, Vol. 14, no. 10, p. 2496 (2022). doi:10.3390/rs14102496.
2022
Lamarche, Céline ; Bogaert, Patrick ; Defourny, Pierre. Hidden Markov Models for Annual Land Cover Mapping — Increasing Temporal Consistency and Completeness. In: IEEE Transactions on Geoscience and Remote Sensing, Vol. 60, p. 1-14 (2022). doi:10.1109/TGRS.2021.3123738.
2022
Goffart, D. ; Abdallah, F. Ben ; Curnel, Y. ; Planchon, V. ; Defourny, Pierre ; Goffart, J.-P.. In-Season Potato Crop Nitrogen Status Assessment from Satellite and Meteorological Data. In: Potato Research, Vol. Online (2022). doi:10.1007/s11540-022-09545-0.
2022
De Vroey, Mathilde ; de Vendictis, Laura ; Zavagli, Massimo ; Bontemps, Sophie ; Heymans, Diane ; Radoux, Julien ; Koetz, Benjamin ; Defourny, Pierre. Mowing detection using Sentinel-1 and Sentinel-2 time series for large scale grassland monitoring. In: Remote Sensing of Environment, Vol. 280, p. 113145 (2022). doi:10.1016/j.rse.2022.113145.
2022
Kayad, Ahmed ; Rodrigues, Francelino A. ; Naranjo, Sergio ; Sozzi, Marco ; Pirotti, Francesco ; Marinello, Francesco ; Schulthess, Urs ; Defourny, Pierre ; Gerard, Bruno ; Weiss, Marie. Radiative transfer model inversion using high-resolution hyperspectral airborne imagery – Retrieving maize LAI to access biomass and grain yield. In: Field Crops Research, Vol. 282, p. 108449 (2022). doi:10.1016/j.fcr.2022.108449.
2022
De Canniere, Simon ; Vereecken, Harry ; Defourny, Pierre ; Jonard, François. Remote Sensing of Instantaneous Drought Stress at Canopy Level Using Sun-Induced Chlorophyll Fluorescence and Canopy Reflectance. In: Remote Sensing, Vol. 14, no.11, p. 2642 (2022). doi:10.3390/rs14112642. doi:https://doi.org/10.3390/rs14112642.
2022
Tronquo, Emma ; Lievens, Hans ; Bouchat, Jean ; Defourny, Pierre ; Baghdadi, Nicolas ; Verhoest, Niko E.C.. Soil Moisture Retrieval Using Multistatic L-Band SAR and Effective Roughness Modeling. In: Remote Sensing, Vol. 14, no. 7, p. 1650 (2022). doi:10.3390/rs14071650.
2021
De Cannière, Simon ; Herbst, Michael ; Vereecken, Harry ; Defourny, Pierre ; Jonard, François. Constraining water limitation of photosynthesis in a crop growth model with sun-induced chlorophyll fluorescence. In: Remote Sensing of Environment, Vol. 267, p. 112722 (2021). doi:10.1016/j.rse.2021.112722.
2021
Fan, Jinlong ; Zhang, Xiaoyu ; Zhao, Chunliang ; Qin, Zhihao ; De Vroey, Mathilde ; Defourny, Pierre. Evaluation of Crop Type Classification with Different High Resolution Satellite Data Sources. In: Remote Sensing, Vol. 13, no.5, p. 911 (2021). doi:10.3390/rs13050911.
2021
Goffart, Dimitri ; Curnel, Yannick ; Planchon, Viviane ; Goffart, Jean-Pierre ; Defourny, Pierre. Field-scale assessment of Belgian winter cover crops biomass based on Sentinel-2 data. In: European Journal of Agronomy, Vol. 126, p. 126278 (2021). doi:10.1016/j.eja.2021.126278.
2021
De Vroey, Mathilde ; Radoux, Julien ; Defourny, Pierre. Grassland Mowing Detection Using Sentinel-1 Time Series: Potential and Limitations. In: Remote Sensing, Vol. 13, no.3 (2021). doi:10.3390/rs13030348 (Soumis).
2021
Jolivot, Audrey ; Lebourgeois, Valentine ; Leroux, Louise ; Ameline, Mael ; Andriamanga, Valérie ; Bellón, Beatriz ; Castets, Mathieu ; Crespin-Boucaud, Arthur ; Defourny, Pierre ; Diaz, Santiana ; Dieye, Mohamadou ; Dupuy, Stéphane ; Ferraz, Rodrigo ; Gaetano, Raffaele ; Gely, Marie ; Jahel, Camille ; Kabore, Bertin ; Lelong, Camille ; le Maire, Guerric ; Lo Seen, Danny ; Muthoni, Martha ; Ndao, Babacar ; Newby, Terry ; de Oliveira Santos, Cecília Lira Melo ; Rasoamalala, Eloise ; Simoes, Margareth ; Thiaw, Ibrahima ; timmermans, Alice ; Tran, Annelise ; Bégué, Agnès. Harmonized in situ datasets for agricultural land use mapping and monitoring in tropical countries. In: Earth System Science Data, Vol. 13, no.12, p. 5951-5967 (2021). doi:10.18167/DVN1/P7OLAP.
2021
Beriaux, Emilie ; Jago, Alban ; Lucau-Danila, Cozmin ; Planchon, Viviane ; Defourny, Pierre. Sentinel-1 Time Series for Crop Identification in the Framework of the Future CAP Monitoring. In: Remote sensing, Vol. 13, no.14 (2021). doi:10.3390/rs13142785.
2020
Gélot, Hélène. Des satellites contre les criquets, collab. Defourny, Pierre. In: Science & Vie Junior, Vol. 374, p. 42-45 (2020).
2020
Bassine, Céline ; Radoux, Julien ; Beaumont, Benjamin ; Grippa, Taïs ; Lennert, Moritz ; Champagne, Céline ; De Vroey, Mathilde ; Martinet, Augustin ; Bouchez, Olivier ; Deffense, Nicolas ; Hallot, Eric ; Wolff, Eléonore ; Defourny, Pierre. First 1-M Resolution Land Cover Map Labeling the Overlap in the 3rd Dimension: The 2018 Map for Wallonia. In: Data, Vol. 5, no. 4, p. 117 (2020). doi:10.3390/data5040117.
2020
Fan, Jinlong ; Defourny, Pierre ; Dong, Qinghan ; ZHANG, Xiaoyu ; De Vroey, Mathilde ; Bellemans, Nicolas ; XU, Qi ; Li, Qiliang ; Zhang, Lei ; Gao, Hao. Sent2Agri System Based Crop Type Mapping in Yellow River Irrigation Area. In: Journal of Geodesy and Geoinformation Science, Vol. 3, no.4, p. 110-117 (2020). doi:10.11947/j.JGGS.2020.0411.
2019
Wang, Libo ; Bartlett, Paul ; Pouliot, Darren ; Chan, Ed ; Lamarche, Céline ; Wulder, Michael A. ; Defourny, Pierre ; Brady, Mike. Comparison and Assessment of Regional and Global Land Cover Datasets for Use in CLASS over Canada. In: Remote Sensing, Vol. 11, no.19, p. 2286 (2019). doi:10.3390/rs11192286.
2019
Waldner, François ; Schucknecht, Anne ; Lesiv, Myroslava ; Gallego, Javier ; See, Linda ; Pérez-Hoyos, Ana ; d'Andrimont, Raphaël ; De Maet, Thomas ; Bayas, Juan Carlos Laso ; Fritz, Steffen ; Leo, Olivier ; Kerdiles, Hervé ; Díez, Mónica ; Van Tricht, Kristof ; Gilliams, Sven ; Shelestov, Andrii ; Lavreniuk, Mykola ; Simões, Margareth ; Ferraz, Rodrigo ; Bellón, Beatriz ; Bégué, Agnès ; Hazeu, Gerard ; Stonacek, Vaclav ; Kolomaznik, Jan ; Misurec, Jan ; Verón, Santiago R. ; de Abelleyra, Diego ; Plotnikov, Dmitry ; Mingyong, Li ; Singha, Mrinal ; Patil, Prashant ; Zhang, Miao ; Defourny, Pierre. Conflation of expert and crowd reference data to validate global binary thematic maps. In: Remote Sensing of Environment, Vol. 221, p. 235-246 (2019). doi:10.1016/j.rse.2018.10.039.
2019
Radoux, Julien ; Bourdouxhe, Axel ; Coos, William ; Dufrêne, Marc ; Defourny, Pierre. Improving Ecotope Segmentation by Combining Topographic and Spectral Data. In: Remote Sensing, Vol. 11(3), no.354, p. 15 (2019). doi:10.3390/rs11030354.
2019
Defourny, Pierre ; Bontemps, Sophie ; Bellemans, Nicolas ; Cara, Cosmin ; Dedieu, Gérard ; Guzzonato, Eric ; Hagolle, Olivier ; Inglada, Jordi ; Nicola, Laurentiu ; Rabaute, Thierry ; Savinaud, Mickael ; Udroiu, Cosmin ; Valero, Silvia ; Bégué, Agnès ; Dejoux, Jean-François ; El Harti, Abderrazak ; Ezzahar, Jamal ; Kussul, Nataliia ; Labbassi, Kamal ; Lebourgeois, Valentine ; Miao, Zhang ; Newby, Terrence ; Nyamugama, Adolph ; Salh, Norakhan ; Shelestov, Andrii ; Simonneaux, Vincent ; Traore, Pierre Sibiry ; Traore, Souleymane S. ; Koetz, Benjamin. Near real-time agriculture monitoring at national scale at parcel resolution: Performance assessment of the Sen2-Agri automated system in various cropping systems around the world. In: Remote Sensing of Environment, Vol. 221, p. 551-568 (2019). doi:10.1016/j.rse.2018.11.007.
2019
Waldner, François ; Bellemans, Nicolas ; Hochman, Zvi ; Newby, Terence ; de Abelleyra, Diego ; Verón, Santiago R. ; Bartalev, Sergey ; Lavreniuk, Mykola ; Kussul, Nataliia ; Le Maire, Guerric ; Simoes, Margareth ; Skakun, Sergii ; Defourny, Pierre. Roadside collection of training data for cropland mapping is viable when environmental and management gradients are surveyed. In: International Journal of Applied Earth Observation and Geoinformation, Vol. 80, p. 82-93 (2019). doi:10.1016/j.jag.2019.01.002.
2019
Defourny, Pierre. Suivre ses parcelles de culture à l’aide d’images satellites grâce à la plateforme d’accès gratuit BELCAM. In: La Lettre paysanne, Vol. 91, p. 32-33 (2019).
2019
Ouedraogo, Issoufou ; Defourny, Pierre ; Vanclooster, Marnik. Validating a continental-scale groundwater diffuse pollution model using regional datasets. In: Environmental Science and Pollution Research, Vol. 26, no. 3, p. 2105-2119 (2019). doi:10.1007/s11356-017-0899-9.
2018
Ouedraogo, Issoufou ; Defourny, Pierre ; Vanclooster, Marnik. Application of random forest regression and comparison of its performance to multiple linear regression in modeling groundwater nitrate concentration at the African continent scale. In: Hydrogeology Journal, (2018). doi:10.1007/s10040-018-1900-5.
2018
Lambert, Marie-Julie ; Traoré, Pierre C. Sibiry ; Blaes, Xavier ; Baret, Philippe ; Defourny, Pierre. Estimating smallholder crops production at village level from Sentinel-2 time series in Mali's cotton belt. In: Remote Sensing of Environment, Vol. 216, p. 647-657 (2018). doi:10.1016/j.rse.2018.06.036.
2018
Li, Wei ; MacBean, Natasha ; Ciais, Philippe ; Defourny, Pierre ; Lamarche, Céline ; Bontemps, Sophie ; Houghton, Richard A. ; Peng, Shushi. Gross and net land cover changes in the main plant functional types derived from the annual ESA CCI land cover maps (1992–2015). In: Earth System Science Data, Vol. 10, p. 219-234 (2018). doi:10.5194/essd-10-219-2018.
2018
Waldner, François ; Duveiller, Gregory ; Defourny, Pierre. Local adjustments of image spatial resolution to optimize large-area mapping in the era of big data. In: International Journal of Applied Earth Observation and Geoinformation, Vol. 73, p. 374-385 (2018). doi:10.1016/j.jag.2018.07.009.
2018
Rodrigues, Francelino A. ; Blasch, Gerald ; Defourny, Pierre ; Ortiz-Monasterio, J. Ivan ; Schulthess, Urs ; Zarco-Tejada, Pablo J. ; Taylor, James A. ; Gérard, Bruno. Multi-Temporal and Spectral Analysis of High-Resolution Hyperspectral Airborne Imagery for Precision Agriculture: Assessment of Wheat Grain Yield and Grain Protein Content. In: Remote Sensing, Vol. 10, no. 6, p. 930 (2018). doi:10.3390/rs10060930.
2018
Delloye, Cindy ; Weiss, Marie ; Defourny, Pierre. Retrieval of the canopy chlorophyll content from Sentinel-2 spectral bands to estimate nitrogen uptake in intensive winter wheat cropping systems. In: Remote Sensing of Environment, Vol. 216, p. 245-261 (2018). doi:10.1016/j.rse.2018.06.037.
2018
Jacques, Damien ; Marinho, Eduardo ; d'Andrimont, Raphaël ; Waldner, François ; Radoux, Julien ; Gaspart, Frédéric ; Defourny, Pierre. Social capital and transaction costs in millet markets. In: Heliyon, Vol. 4, p. e00505 (2018). doi:10.1016/j.heliyon.2018.e00505.
2018
Transon, Julie ; d'Andrimont, Raphaël ; Maugnard, Alexandre ; Defourny, Pierre. Survey of Hyperspectral Earth Observation Applications from Space in the Sentinel-2 Context. In: Remote Sensing, Vol. 10, no.2, p. 157 (2018). doi:10.3390/rs10020157.
2017
Laso Bayas, Juan Carlos ; Lesiv, Myroslava ; Waldner, François ; Schucknecht, Anne ; Duerauer, Martina ; See, Linda ; Fritz, Steffen ; Fraisl, Dilek ; Moorthy, Inian ; McCallum, Ian ; Perger, Christoph ; Danylo, Olha ; Defourny, Pierre ; Gallego, Javier ; Gilliams, Sven ; Akhtar, Ibrar ul Hassan ; Baishya, Swarup Jyoti ; Baruah, Mrinal ; Bungnamei, Khangsembou ; Campos, Alfredo ; Changkakati, Trishna ; Cipriani, Anna ; Das, Krishna ; Das, Keemee ; Das, Inamani ; Davis, Kyle Frankel ; Hazarika, Purabi ; Johnson, Brian Alan ; Malek, Ziga ; Molinari, Monia Elisa ; Panging, Kripal ; Pawe, Chandra Kant ; Pérez-Hoyos, Ana ; Sahariah, Parag Kumar ; Sahariah, Dhrubajyoti ; Saikia, Anup ; Saikia, Meghna ; Schlesinger, Peter ; Seidacaru, Elena ; Singha, Kuleswar ; Wilson, John W. A global reference database of crowdsourced cropland data collected using the Geo-Wiki platform. In: Scientific Data, Vol. 4, p. 170136 (2017). doi:10.1038/sdata.2017.136.
2017
Lauer, Axel ; Eyring, Veronika ; Righi, Mattia ; Buchwitz, Michael ; Defourny, Pierre ; Evaldsson, Martin ; Friedlingstein, Pierre ; de Jeu, Richard ; de Leeuw, Gerrit ; Loew, Alexander ; Merchant, Christopher J. ; Müller, Benjamin ; Popp, Thomas ; Reuter, Maximilian ; Sandven, Stein ; Sentleben, Daniel ; Stengel, Martin ; Van Roozendael, Michel ; Wenzel, Sabrina ; Willén, Ulrika. Benchmarking CMIP5 models with a subset of ESA CCI Phase 2 data using the ESMValTool. In: Remote Sensing of Environment : an interdisciplinary journal, Vol. 203, p. 9-39 (15.12.2017). doi:10.1016/j.rse.2017.01.007.
2017
Lamarche, Céline ; Santoro, Maurizio ; Bontemps, Sophie ; d'Andrimont, Raphaël ; Radoux, Julien ; Giustarini, Laura ; Brockmann, Carsten ; Wevers, Jan ; Defourny, Pierre ; Arino, Olivier. Compilation and Validation of SAR and Optical Data Products for a Complete and Global Map of Inland/Ocean Water Tailored to the Climate Modeling Community. In: Remote Sensing, Vol. 9, no.1, p. 36 (11 January 2017). doi:10.3390/rs9010036.
2017
Minet, Julien ; Curnel, Yannick ; Gobin, Anne ; Goffart, Jean-Pierre ; Mélard, François ; Tychon, Bernard ; Wellens, Joost ; Defourny, Pierre. Crowdsourcing for agricultural applications: A review of uses and opportunities for a farmsourcing approach. In: Computers and Electronics in Agriculture, Vol. 142, p. 126-138 (2017). doi:10.1016/j.compag.2017.08.026.
2017
d'Andrimont, Raphaël ; Marlier, Catherine ; Defourny, Pierre. Hyperspatial and Multi-SourceWater Body Mapping : A Framework to Handle Heterogeneities from Observations and Targets over Large Areas. In: Remote Sensing, Vol. 9, no.3, p. 211 (25 February 2017). doi:10.3390/rs9030211.
2017
d'Andrimont, Raphaël ; Defourny, Pierre. Monitoring African water bodies from twice-daily MODIS observation. In: GIScience and Remote Sensing, , p. 1-24 (2017). doi:10.1080/15481603.2017.1366677.
2017
El Wahidi, Farid ; Ponette, Quentin ; Defourny, Pierre. Suivi de la dégradation qualitative des forêts sèches : approche et indicateurs – (cas de l’arganeraie et la tétraclinaie – Maroc).. In: Annales de la Recherche Forestière au Maroc, Vol. 44, p. 17-39.
2017
Merchant, Christopher J. ; Paul, Frank ; Popp, Thomas ; Ablain, Michael ; Bontemps, Sophie ; Defourny, Pierre ; Hollmann, Rainer ; Lavergne, Thomas ; Laeng, Alexandra ; de Leeuw, Gerrit ; Mittaz, Jonathan ; Poulsen, Caroline ; Povey, Adam C. ; Reuter, Max ; Sathyendranath, Shubha ; Sandven, Stein ; Sofieva, Viktoria F. ; Wagner, Wolfgang. Uncertainty information in climate data records from Earth observation. In: Earth System Science Data, Vol. 9, no.2, p. 511-527 (2017). doi:10.5194/essd-9-511-2017.
2017
Rodrigues, F. A. ; Defourny, Pierre ; Gérard, B. ; San Vicente, F. ; Loladze, A.. Use of remote sensing technology in the assessment of resistance of maize to tar spot complex. In: Advances in Animal Biosciences, Vol. 8, no.02, p. 259-263 (2017). doi:10.1017/s2040470017001212.
2017
Waldner, François ; Defourny, Pierre. Where can pixel counting area estimates meet user-defined accuracy requirements?. In: ITC Journal, Vol. 60, p. 1-10 (2017). doi:10.1016/j.jag.2017.03.014.
2020
Bogaert, Jan ; Beeckman, Hans ; De Cannière, Charles ; Defourny, Pierre ; Ponette, Quentin. Les forêts de la Tshopo. Ecologie, histoire et composition, Presses Universitaires de Liège, 2020. 9782870161579. 348 p.
2020
Kombe Ibey, Wilfred ; Kibambe Lubamba, Jean-Paul ; Bellemans, Nicolas ; Tshibamba Mukendi, John ; Nshimba Seya Wa Malale, Hippolyte ; Defourny, Pierre. Estimation de la biomasse aérienne par utilisation des grands arbres dans la réserve forestière de Yoko. In: Jan Bogaert, Hans Beeckman, Charles De Cannière, Pierre Defourny, Quentin Ponette, Les Forêts de la Tshopo : écologie, histoire et composition, Les Presses agronomiques de Gembloux ASBL, Presses universitaires de Liège (Gembloux, Belgium), 2020, p. 1-352. 978-2-87016-157-9.
2017
Defourny, Pierre. Land cover mapping and monitoring. In: Handbook on remote sensing for agricultural statistics - FAO, 2017, 21-58. doi:10.13140/RG.2.2.13259.69920.