Alexandre Roy

Publication Activity (10 Years)

Years Active: 2011-2024
Publications (10 Years): 23

Top Topics

Discriminant Function

Remotely Sensed

Multiview Reconstruction

Top Venues

Int. J. Digit. Earth

IEEE Geosci. Remote. Sens. Lett.

Publications

Shahabeddin Taghipourjavi, Christophe Kinnard, Alexandre Roy
Sentinel-1-Based Soil Freeze-Thaw Detection in Agro-Forested Areas: A Case Study in Southern Québec, Canada. Remote. Sens. 16 (7) (2024)
Julien Meloche, Alain Royer, Alexandre Roy, Alexandre Langlois, Ghislain Picard
Improvement of Polar Snow Microwave Brightness Temperature Simulations for Dense Wind Slab and Large Grain. IEEE Trans. Geosci. Remote. Sens. 62 (2024)
Nemesio Rodriguez-Fernandez, Jacqueline Boutin, Lars Kaleschke, Gabrielle De Lannoy, Giovanni Macelloni, Kimmo Rautiainen, Maria José Escorihuela, Peter Weston, Patricia de Rosnay, Jean-Christophe Calvet, Frédéric Frappart, Alexandre Roy, Thierry Pellarin, Andreas Colliander, Alexandre Supply, Eric Anterrieu, Philippe Richaume, Arnaud Mialon, Cécile Cheymol, Thierry Amiot, Louise Yu, Manuel Martín-Neira, Asma Kallel, Benjamin Carayon, Josep Closa, Alberto Zurita, Yann Kerr
On The Need of a New High-Resolution L-Band Mission to Study Land/Water/Ice Interfaces. IGARSS (2023)
Zohreh Alijani, Julien Meloche, Alexander McLaren, John B. Lindsay, Alexandre Roy, Aaron Berg
A comparison of three surface roughness characterization techniques: photogrammetry, pin profiler, and smartphone-based LiDAR. Int. J. Digit. Earth 15 (1) (2022)
Andreas Colliander, Michael H. Cosh, Aaron Berg, Sidharth Misra, Jaison Thomas Ambadan, Laura L. Bourgeau-Chavez, Vicky Kelly, Simon Kraatz, Paul Siqueira, Alexandre Roy, Warren Helgason, Ramata Magagi, Tarendra Lakhankar, Mehmet Ogut, Julian Chaubell, Scott Dunbar, Jay Famiglietti, Alexandra Georges Konings, Mehmet Kurum, Dara Entekhabi, Simon H. Yueh
Development of SMAP Retrievals for Forested Regions: SMAPVEX19-22 and SMAPVEX22-Boreal. IGARSS (2022)
Tianjie Zhao, Michael H. Cosh, Alexandre Roy, Xihan Mu, Yubao Qiu, Jiancheng Shi
Remote sensing experiments for earth system science. Int. J. Digit. Earth 14 (10) (2021)
Andreas Colliander, Michael H. Cosh, Sidharth Misra, Laura L. Bourgeau-Chavez, Vicky Kelly, Paul Siqueira, Alexandre Roy, Tarendra Lakhankar, Simon Kraatz, Alexandra Georges Konings, Mehmet Kurum, Dara Entekhabi, Peggy O'Neill, Simon H. Yueh
SMAP Validation Experiment 2019-2022 (SMAPVEX19-22): Detection of Soil Moisture Under Temperate Forest Canopy. IGARSS (2021)
Theodore Letcher, Carrie M. Vuyovich, Alexandre Langlois, Alexandre Roy
Understanding Uncertainty of Snow Radiative Transfer Modeling Within a Mixed Deciduous and Evergreen Forest. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 14 (2021)
François Demontoux, Jean-Pierre Wigneron, Arnaud Mialon, Alex Mavrovic, Alexandre Roy, Yann Kerr
A low cost dielectric spectroscopy instrument dedicated to in-situ soil permittivity profile mapping. IGARSS (2021)
Andreas Colliander, Michael H. Cosh, Sidharth Misra, Laura L. Bourgeau-Chavez, Vicky Kelly, Paul Siqueira, Alexandre Roy, Tarendra Lakhankar, Simon Kraatz, Alexandra Georges Konings, Natan Holtzman, Mehmet Kurum, Dara Entekhabi, Peggy O'Neill, Simon H. Yueh
SMAP Validation Experiment 2019-2021 (SMAPVEX19-21): Detection of Soil Moisture under Forest Canopy. IGARSS (2020)
Pingkai Wang, Tianjie Zhao, Jiancheng Shi, Tongxi Hu, Alexandre Roy, Yubao Qiu, Hui Lu
Parameterization of the freeze/thaw discriminant function algorithm using dense in-situ observation network data. Int. J. Digit. Earth 12 (8) (2019)
Ludovic Brucker, Christopher A. Hiemstra, Hans-Peter Marshall, Kelly Elder, Roger D. De Roo, Mohammad Mousavi, Francis Bliven, Walt Peterson, Jeffrey Deems, Peter Gadomski, Arthur Gelvin, Lucas P. Spaete, Theodore B. Barnhart, Ty Brandt, John F. Burkhart, Christopher J. Crawford, Tri Datta, Havard Erikstrod, Nancy F. Glenn, Katherine Hale, Brent Holben, Paul R. Houser, Keith Jennings, Richard E. J. Kelly, Jason Kraft, Alexandre Langlois, Daniel McGrath, Chelsea Merriman, Noah P. Molotch, Anne W. Nolin, Chris Polashenski, Mark Raleigh, Karl Rittger, Chago Rodriguez, Alexandre Roy, S. McKenzie Skiles, Eric Small, Marco Tedesco, Chris Tennant, Aaron Thompson, Zach Uhlmann, Ryan Webb, Matt Wingo
Nasa Snowex'17 in SITU Measurements and Ground-Based Remote Sensing. IGARSS (2018)
Alexandre Roy, Alexandre Langlois, Caroline Dolant, Ludovic Brucker, Alain Royer
Snowex 2017 In-Situ Passive Microwave Measurements: Analysis of WET Snow Microwave Emission. IGARSS (2018)
Alexandre Roy, Peter Toose, Alex Mavrovic, Christoforos Pappas, Aaron Berg, Tracy L. Rowlandson, Chris Derksen, Alain Royer, Mariam El-Amine, Warren Helgason, Alan Barr, Oliver Sonnentag
Use of L-Band Ground-Based Radiometers for Freeze/Thaw Retrieval in A Boreal Forest Site. IGARSS (2018)
Nicolas Marchand, Alain Royer, Gerhard Krinner, Alexandre Roy, Alexandre Langlois, Céline Vargel
Snow-Covered Soil Temperature Retrieval in Canadian Arctic Permafrost Areas, Using a Land Surface Scheme Informed with Satellite Remote Sensing Data. Remote. Sens. 10 (11) (2018)
Edward J. Kim, Tracy L. Rowlandson, Aaron A. Berg, Alexandre Roy, Renato Pardo Lara, Jarrett Powers, Paul R. Houser, Kyle McDonald, Peter Toose, Albert Wu, Eugenia DeMarco, Chris Derksen, Yiwen Zhou, Roger H. Lang, Jared Entin, Kristin Lewis
Analysis of Soil Freeze/Thaw Signatures During Slapex F/T Campaign. IGARSS (2018)
Alexandre Roy, Marion Leduc-Leballeur, Ghislain Picard, Alain Royer, Peter Toose, Chris Derksen, Juha Lemmetyinen, Aaron Berg, Tracy L. Rowlandson, Mike Schwank
Modelling the L-Band Snow-Covered Surface Emission in a Winter Canadian Prairie Environment. Remote. Sens. 10 (9) (2018)
Nastaran Saberi, Richard E. J. Kelly, Peter Toose, Alexandre Roy, Chris Derksen
Modeling the Observed Microwave Emission from Shallow Multi-Layer Tundra Snow Using DMRT-ML. Remote. Sens. 9 (12) (2017)
Ludovic Brucker, Christopher A. Hiemstra, Hans-Peter Marshall, Kelly Elder, Roger D. De Roo, Mohammad Mousavi, Francis Bliven, Walt Peterson, Jeffrey S. Deems, Peter Gadomski, Arthur Gelvin, Lucas P. Spaete, Theodore B. Barnhart, Ty Brandt, John F. Burkhart, Christopher J. Crawford, Tri Datta, Havard Erikstrod, Nancy F. Glenn, Katherine Hale, Brent Holben, Paul R. Houser, Keith Jennings, Richard E. J. Kelly, Jason Kraft, Alexandre Langlois, Daniel McGrath, Chelsea Merriman, Noah P. Molotch, Anne W. Nolin, Chris Polashenski, Mark Raleigh, Karl Rittger, Chago Rodriguez, Alexandre Roy, S. McKenzie Skiles, Eric Small, Marco Tedesco, Chris Tennant, Aaron Thompson, Liuxi Tian, Zach Uhlmann, Ryan Webb, Matt Wingo
A first overview of SnowEx ground-based remote sensing activities during the winter 2016-2017. IGARSS (2017)
Alexandre Roy, Peter Toose, Chris Derksen, Tracy L. Rowlandson, Aaron Berg, Juha Lemmetyinen, Alain Royer, Erica Tetlock, Warren Helgason, Oliver Sonnentag
Spatial Variability of L-Band Brightness Temperature during Freeze/Thaw Events over a Prairie Environment. Remote. Sens. 9 (9) (2017)
Caroline Dolant, Alexandre Langlois, Ludovic Brucker, Alain Royer, Alexandre Roy, Benoit Montpetit
Meteorological inventory of rain-on-snow events and detection assessment in the Canadian arctic archipelago using passive microwave radiometry. IGARSS (2017)
Alexandre Roy, Peter Toose, Chris Derksen, Alain Royer, Alex Mavrovic, Aaron A. Berg, Lauren Arnold, Matthew Willamson, Tracy L. Rowlandson, Juha Lemmetyinen, Alexandre Langlois, Erica Tetlock, Oliver Sonnentag
Analysis of L-Band brightness temperatures response to freeze/thaw in two prairie environments from surface-based radiometer measurements. IGARSS (2016)
Juha Lemmetyinen, Mike Schwank, Chris Derksen, Alexandre Roy, Andreas Colliander, Kimmo Rautiainen, Jouni Pulliainen
Retrieval of snow parameters from L-band observations - application for SMOS and SMAP. IGARSS (2016)
Juha Lemmetyinen, Mike Schwank, Kimmo Rautiainen, Anna Kontu, Tiina Parkkinen, Christian Mätzler, Andreas Wiesmann, Urs Wegmüller, Chris Derksen, Peter Toose, Alexandre Roy, Jouni Pulliainen
Potential of L-band passive microwave radiometry for snow parameter retrieval. IGARSS (2015)
Alexandre Roy, Alain Royer, Benoit Montpetit, Alexandre Langlois
Microwave snow emission modeling of boreal forest environments. IGARSS (2015)
Alexandre Roy, Alain Royer, Chris Derksen, Ludovic Brucker, Alexandre Langlois, Arnaud Mialon, Yann H. Kerr
Evaluation of Spaceborne L-Band Radiometer Measurements for Terrestrial Freeze/Thaw Retrievals in Canada. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 8 (9) (2015)
Bruno Courtemanche, Benoit Montpetit, Alain Royer, Alexandre Roy
Creation of a Lambertian Microwave Surface for Retrieving the Downwelling Contribution in Ground-Based Radiometric Measurements. IEEE Geosci. Remote. Sens. Lett. 12 (3) (2015)
Alexandre Roy, Alain Royer, Ronald J. Hall
Relationship Between Forest Microwave Transmissivity and Structural Parameters for the Canadian Boreal Forest. IEEE Geosci. Remote. Sens. Lett. 11 (10) (2014)
Florent Dupont, Ghislain Picard, Alain Royer, Michel Fily, Alexandre Roy, Alexandre Langlois, Nicolas Champollion
Modeling the Microwave Emission of Bubbly Ice: Applications to Blue Ice and Superimposed Ice in the Antarctic and Arctic. IEEE Trans. Geosci. Remote. Sens. 52 (10) (2014)
Benoit Montpetit, Alain Royer, Alexandre Roy, Alexandre Langlois, Chris Derksen
Snow Microwave Emission Modeling of Ice Lenses Within a Snowpack Using the Microwave Emission Model for Layered Snowpacks. IEEE Trans. Geosci. Remote. Sens. 51 (9) (2013)
Alexandre Roy, Ghislain Picard, Alain Royer, Benoit Montpetit, Florent Dupont, Alexandre Langlois, Chris Derksen, Nicolas Champollion
Brightness Temperature Simulations of the Canadian Seasonal Snowpack Driven by Measurements of the Snow Specific Surface Area. IEEE Trans. Geosci. Remote. Sens. 51 (9) (2013)
Alexandre Langlois, Alain Royer, Florent Dupont, Alexandre Roy, Kalifa Goita, Ghislain Picard
Improved Corrections of Forest Effects on Passive Microwave Satellite Remote Sensing of Snow Over Boreal and Subarctic Regions. IEEE Trans. Geosci. Remote. Sens. 49 (10) (2011)