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Researcher
Hans Lievens
Profile
Projects
Publications
Activities
Awards & Distinctions
49
Results
2023
Long-short term memory networks as observation operator for the states in a conceptual hydrological model
Olivier Bonte
Hans Lievens
Niko Verhoest
C3
Conference
2023
2022
Sentinel-1 backscatter assimilation using support vector regression or the water cloud model at European soil moisture sites
Dominik Rains
Hans Lievens
Gabrielle J. M. De Lannoy
Matthew F. McCabe
Richard A. M. de Jeu
Diego Miralles
A1
Journal Article
in
IEEE GEOSCIENCE AND REMOTE SENSING LETTERS
2022
2020
Assimilation of Soil Moisture and Ocean Salinity (SMOS) brightness temperature into a large-scale distributed conceptual hydrological model to improve soil moisture predictions : the Murray-Darling basin in Australia as a test case
Renaud Hostache
Dominik Rains
Kaniska Mallick
Marco Chini
Ramona Pelich
Hans Lievens
Fabrizio Fenicia
Giovanni Corato
Niko Verhoest
Patrick Matgen
A1
Journal Article
in
HYDROLOGY AND EARTH SYSTEM SCIENCES
2020
Sentinel-1 detects firn aquifers in the Greenland ice sheet
I Brangers
Hans Lievens
C. Miege
Matthias Demuzere
L. Brucker
G. J. M. De Lannoy
A1
Journal Article
in
GEOPHYSICAL RESEARCH LETTERS
2020
2019
Assessing the value of remote sensing and in situ data for flood inundation forecasts
Alexandra Van Wesemael
Niko Verhoest
Hans Lievens
Dissertation
2019
Improving flood inundation forecasts through the assimilation of in situ floodplain water level measurements based on alternative observation network configurations
Alexandra Van Wesemael
Lisa Landuyt
Hans Lievens
Niko Verhoest
A1
Journal Article
in
ADVANCES IN WATER RESOURCES
2019
L-band brightness temperature assimilation into a distributed hydrological model : application to the Community Land Model over Australia
Dominik Rains
Niko Verhoest
Hans Lievens
Dissertation
2019
Magnitude and variability of terrestrial evaporation from satellites and climate reanalyses
Brecht Martens
Diego Miralles
Niko Verhoest
Hans Lievens
Dissertation
2019
Snow depth variability in the Northern Hemisphere mountains observed from space
Hans Lievens
Matthias Demuzere
Hans-Peter Marshall
Rolf H Reichle
Ludovic Brucker
Isis Brangers
Patricia de Rosnay
Marie Dumont
Manuela Girotto
Walter W Immerzeel
et al.
A1
Journal Article
in
NATURE COMMUNICATIONS
2019
2018
SMOS and SMAP brightness temperature assimilation over the Murrumbidgee Basin
Dominik Rains
Gabrielle JM De Lannoy
Hans Lievens
Jeffrey P Walker
Niko Verhoest
A1
Journal Article
in
IEEE GEOSCIENCE AND REMOTE SENSING LETTERS
2018
Snow estimation under a vegetation gradient using satellite remote sensing data and land surface modeling during SnowEx 2017
Gabrielle De Lannoy
Anouck Vanrykel
Hans Lievens
Ed Kim
Ludovic Brucker
P1
Conference
2018
2017
Assimilation of global radar backscatter and radiometer brightness temperature observations to improve soil moisture and land evaporation estimates
Hans Lievens
Brecht Martens
Niko Verhoest
S Hahn
RH Reichle
Diego Miralles
A1
Journal Article
in
REMOTE SENSING OF ENVIRONMENT
2017
Evaluation of the Oh, Dubois and IEM backscatter models using a large dataset of SAR data and experimental soil measurements
Mohammad Choker
Nicolas Baghdadi
Mehrez Zribi
Mohammad El Hajj
Simonetta Paloscia
Niko Verhoest
Hans Lievens
Francesco Mattia
A1
Journal Article
in
WATER
2017
GLEAM v3 : satellite-based land evaporation and root-zone soil moisture
Brecht Martens
Diego Miralles
Hans Lievens
Robin van der Schalie
Richard AM de Jeu
Diego Fernández-Prieto
Hylke E Beck
Wouter Dorigo
Niko Verhoest
A1
Journal Article
in
GEOSCIENTIFIC MODEL DEVELOPMENT
2017
Global assessment of the SMAP level-4 surface and root-zone soil moisture product using assimilation diagnostics
Rolf H. Reichle
Gabrielle J. M. De Lannoy
Qing Liu
Randal D. Koster
John S. Kimball
Wade T. Crow
Joseph V. Ardizzone
Purnendu Chakraborty
Douglas W. Collins
Austin L. Conaty
et al.
A1
Journal Article
in
JOURNAL OF HYDROMETEOROLOGY
2017
Impact of the timing of a SAR image acquisition on the calibration of a flood inundation model
Sacha Gobeyn
Alexandra Van Wesemael
Jeffrey Neal
Hans Lievens
Katrien Van Eerdenbrugh
Niels De Vleeschouwer
Hilde Vernieuwe
Guy J-P Schumann
Giuliano Di Baldassarre
Bernard De Baets
et al.
A1
Journal Article
in
ADVANCES IN WATER RESOURCES
2017
Influence of surface roughness measurement scale on radar backscattering in different agricultural soils
Alex Martinez-Agirre
Jesús Álvarez-Mozos
Hans Lievens
Niko Verhoest
A1
Journal Article
in
IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING
2017
Influence of surface roughness sample size for C-band SAR backscatter applications on agricultural soils
Alex Martinez-Agirre
Jesús Álvarez-Mozos
Hans Lievens
Niko Verhoest
Rafael Giménez
A1
Journal Article
in
IEEE GEOSCIENCE AND REMOTE SENSING LETTERS
2017
Joint Sentinel-1 and SMAP data assimilation to improve soil moisture estimates
Hans Lievens
RH Reichle
Q Liu
GJM De Lannoy
RS Dunbar
SB Kim
NN Das
M Cosh
JP Walker
W Wagner
A1
Journal Article
in
GEOPHYSICAL RESEARCH LETTERS
2017
New empirical model for radar scattering from bare soils
Nicolas Baghdadi
Mohammad Choker
Mehrez Zribi
Mohammad El Hajj
Simonetta Paloscia
Niko Verhoest
Hans Lievens
Frederic Baup
Francesco Mattia
P1
Conference
2017
SMOS brightness temperature assimilation into the Community Land Model
Dominik Rains
Xujun Han
Hans Lievens
Carsten Montzka
Niko Verhoest
A1
Journal Article
in
HYDROLOGY AND EARTH SYSTEM SCIENCES
2017
2016
A new empirical model for radar scattering from bare soil surfaces
Nicolas Baghdadi
Mohammad Choker
Mehrez Zribi
Mohammad El Hajj
Simonetta Paloscia
Niko Verhoest
Hans Lievens
Frederic Baup
Francesco Mattia
A1
Journal Article
in
REMOTE SENSING
2016
Assimilation of SMOS soil moisture and brightness temperature products into a land surface model
Hans Lievens
GJM De Lannoy
A Al Bitar
M Drusch
G Dumedah
H-J Hendricks Franssen
YH Kerr
SK Tomer
Brecht Martens
O Merlin
et al.
A1
Journal Article
in
REMOTE SENSING OF ENVIRONMENT
2016
ESA's Soil Moisture and Ocean Salinity mission : from science to operational applications
S Mecklenburg
M Drusch
L Kaleschke
N Rodriguez-Fernandez
N Reul
Y Kerr
J Font
M Martin-Neira
R Oliva
E Daganzo-Eusebio
et al.
A1
Journal Article
in
REMOTE SENSING OF ENVIRONMENT
2016
Improving terrestrial evaporation estimates over continental Australia through assimilation of SMOS soil moisture
Brecht Martens
Diego Miralles
Hans Lievens
D Fernández-Prieto
Niko Verhoest
A1
Journal Article
in
INTERNATIONAL JOURNAL OF APPLIED EARTH OBSERVATION AND GEOINFORMATION
2016
2015
Copula-based downscaling of coarse-scale soil moisture observations with implicit bias correction
Niko Verhoest
Martinus van den Berg
Brecht Martens
Hans Lievens
Eric F Wood
Ming Pan
Yann H Kerr
Ahmad Al Bitar
Sat K Tomer
Matthias Drusch
et al.
A1
Journal Article
in
IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING
2015
Estimating effective roughness parameters of the L-MEB model for soil moisture retrieval using passive microwave observations from SMAPVEX12
Brecht Martens
Hans Lievens
Andreas Colliander
Thomas J Jackson
Niko Verhoest
A1
Journal Article
in
IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING
2015
Optimization of a radiative transfer forward operator for simulating SMOS brightness temperatures over the Upper Mississippi Basin
Hans Lievens
A Al Bitar
Niko Verhoest
F Cabot
GJM De Lannoy
M Drusch
G Dumedah
HJH Franssen
Y Kerr
SK Tomer
et al.
A1
Journal Article
in
JOURNAL OF HYDROMETEOROLOGY
2015
SMOS soil moisture assimilation for improved hydrologic simulation in the Murray Darling Basin, Australia
Hans Lievens
SK Tomer
A Al Bitar
GJM De Lannoy
M Drusch
G Dumedah
H-J Hendricks Franssen
YH Kerr
Brecht Martens
M Pan
et al.
A1
Journal Article
in
REMOTE SENSING OF ENVIRONMENT
2015
Semi-empirical calibration of the integral equation model for co-polarized L-band backscattering
Nicolas Baghdadi
Mehrez Zribi
Simonetta Paloscia
Niko Verhoest
Hans Lievens
Frederic Baup
Francesco Mattia
P1
Conference
2015
Semi-empirical calibration of the integral equation model for co-polarized L-band backscattering
Nicolas Baghdadi
Mehrez Zribi
Simonetta Paloscia
Niko Verhoest
Hans Lievens
Frederic Baup
Francesco Mattia
A1
Journal Article
in
REMOTE SENSING
2015
Sensitivity of C-band backscatter to surface roughness parameters measured at different scales
Alex Martínez-Agirre
Jesús Álvarez-Mozos
Hans Lievens
Niko Verhoest
Rafael Giménez
P1
Conference
2015
2013
An alternative roughness parameterization for soil moisture retrievals from passive microwave observations
Brecht Martens
Hans Lievens
Jeff P Walker
R Panciera
M Tanase
A Monerris
Y Gao
X Wu
Niko Verhoest
C1
Conference
2013
Soil moisture retrieval from synthetic aperture radar: facing the soil roughness parameterization problem
Niko Verhoest
Hans Lievens
Bookchapter
in
Remote sensing of energy fluxes and soil moisture content
2013
2012
Accounting for seasonality in a soil moisture change detection algorithm for ASAR Wide Swath time series
Jasper Van doninck
Jan Peters
Hans Lievens
Bernard De Baets
Niko Verhoest
A1
Journal Article
in
HYDROLOGY AND EARTH SYSTEM SCIENCES
2012
Assessment of SAR-retrieved soil moisture uncertainty induced by uncertainty on modeled soil surface roughness
Eva De Keyser
Hilde Vernieuwe
Hans Lievens
J Álvarez-Mozos
Bernard De Baets
Niko Verhoest
A1
Journal Article
in
INTERNATIONAL JOURNAL OF APPLIED EARTH OBSERVATION AND GEOINFORMATION
2012
Random forests as a tool for estimating uncertainty at pixel-level in SAR image classification
Lien Loosvelt
Jan Peters
Henning Skriver
Hans Lievens
Frieke Vancoillie
Bernard De Baets
Niko Verhoest
A1
Journal Article
in
INTERNATIONAL JOURNAL OF APPLIED EARTH OBSERVATION AND GEOINFORMATION
2012
Spatial and temporal soil moisture estimation from RADARSAT-2 imagery over Flevoland, The Netherlands
Hans Lievens
Niko Verhoest
A1
Journal Article
in
JOURNAL OF HYDROLOGY
2012
2011
Effective roughness modelling as a tool for soil moisture retrieval from C-and L-band SAR
Hans Lievens
Niko Verhoest
Eva De Keyser
Hilde Vernieuwe
P Matgen
J Alvarez-Mozos
Bernard De Baets
A1
Journal Article
in
HYDROLOGY AND EARTH SYSTEM SCIENCES
2011
On the retrieval of soil moisture in wheat fields from L-band SAR based on water cloud modeling, the IEM, and effective roughness parameters
Hans Lievens
Niko Verhoest
A1
Journal Article
in
IEEE GEOSCIENCE AND REMOTE SENSING LETTERS
2011
Possibilistic soil roughness identification for uncertainty reduction on SAR-retrieved soil moisture
Hilde Vernieuwe
Niko Verhoest
Hans Lievens
Bernard De Baets
A1
Journal Article
in
IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING
2011
Soil moisture retrieval from radar remote sensing using alternative approaches to surface roughness measurements
Hans Lievens
Niko Verhoest
Dissertation
2011
Training neural networks on artificially generated data: a novel approach to SAR speckle removal
Frieke Vancoillie
Hans Lievens
Isabelle Joos
Aleksandra Pizurica
Lieven Verbeke
Robert De Wulf
Niko Verhoest
A1
Journal Article
in
INTERNATIONAL JOURNAL OF REMOTE SENSING
2011
2009
Error in radar-derived soil moisture due to roughness parameterization: an analysis based on synthetical surface profiles
Hans Lievens
Hilde Vernieuwe
Jesus Alvarez-Mozos
Bernard De Baets
Niko Verhoest
A1
Journal Article
in
SENSORS
2009
SAR speckle removal by neural networks trained on artificially generated data
Frieke Vancoillie
Hans Lievens
Isabelle Joos
Aleksandra Pizurica
Lieven Verbeke
Robert De Wulf
Niko Verhoest
C3
Conference
2009
2008
On the soil roughness parameterization problem in soil moisture retrieval of bare surfaces from synthetic aperture radar
Niko Verhoest
Hans Lievens
W WAGNER
J ALVAREZ-MOZOS
MS MORAN
F MATTIA
A1
Journal Article
in
SENSORS
2008
Remote sensing and wetland ecology: a South African case study
ER DE ROECK
Niko Verhoest
MH MIYA
Hans Lievens
O BATELAAN
A THOMAS
L BRENDONCK
A1
Journal Article
in
SENSORS
2008
Soil moisture retrieval from co-polarized ALOS PALSAR backscattering in the Zwalm and Alzette catchments
Hans Lievens
Hilde Vernieuwe
Niko Verhoest
Bernard De Baets
P Matgen
M Montanari
L Hoffmann
F Mattia
C3
Conference
2008
2007
Detection of small non-vegetated wetlands in the Cape Flats, South Africa, using Envisat ASAR imagery
Hans Lievens
Toon Westra
Lieven Verbeke
Niko Verhoest
Robert De Wulf
A Thomas
E De Roeck
L Brendonck
C3
Conference
2007