Andreas Colliander

According to our database, Andreas Colliander authored at least 159 papers between 2003 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Downscaling Passive Microwave Soil Moisture Estimates Using Stand-Alone Optical Remote Sensing Data.

Yanmei Zhong, Zushuai Wei, Linguang Miao, Yanwen Wang, Jeffrey P. Walker, Andreas Colliander

IEEE Trans. Geosci. Remote. Sens., 2024

Demonstration of a Combined Active/Passive L-Band Microwave Remote Sensing Airborne Instrument.

Mehmet Ogut, Sidharth Misra, Xavier Bosch-Lluis, Isaac Ramos-Pérez, Ross Williamson, Chun-Sik Chae, Andreas Colliander, Simon H. Yueh

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2024

Calibration of the SMAP Soil Moisture Retrieval Algorithm to Reduce Bias Over the Amazon Rainforest.

Kyeungwoo Cho, Robinson I. Negrón Juárez, Andreas Colliander, Eric G. Cosio, Norma Salinas, Alessandro de Araujo, Jeffrey Quintin Chambers, Jingfeng Wang

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2024

Validation of Remotely Sensed and Modeled Soil Moisture at Forested and Unforested NEON Sites.

Edward Ayres, Rolf H. Reichle, Andreas Colliander, Michael H. Cosh, Lucas Smith

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2024

An Autoencoder Architecture for L-band Passive Microwave Retrieval of Landscape Freeze-Thaw Cycle.

Divya Kumawat, Ardeshir M. Ebtehaj, Xiaolan Xu, Andreas Colliander, Vipin Kumar

CoRR, 2024

A Soil Moisture Spatial Downscaling Method for Smap Using the Optical Trapezoid Model.

Yanmei Zhong, Zushuai Wei, Andreas Colliander, Jeffrey P. Walker

Proceedings of the IGARSS 2024, 2024

Advancing Soil Moisture Estimation with Enhanced SMAP Active/Passive Algorithm for SMAP/NISAR Combined Framework.

Xiaolan Xu, Narendra N. Das, Simon Yueh, Dara Entekhabi, Andreas Colliander

Proceedings of the IGARSS 2024, 2024

The Importance of the Initial Spatial Resolution When Downscaling Soil Moisture Maps.

Nemesio J. Rodríguez-Fernández, Jingyao Zheng, Megha Devaraju, Tianjie Zhao, Yann Kerr, Andreas Colliander, Olivier Merlin

Proceedings of the IGARSS 2024, 2024

Analysis of L-Band Microwave Propagation from Smapvex19-22 Data Using Full-Wave Simulations of Maxwell's Equations.

Jongwoo Jeong, Leung Tsang, Xiaolan Xu, Andreas Colliander, Simon Yueh

Proceedings of the IGARSS 2024, 2024

Estimation of Total Surface and Subsurface Meltwater Amounts Across Greenland Ice Sheet.

Alamgir Hossan, Andreas Colliander, Julie Z. Miller, Shawn Marshall, Joel Harper, Baptiste Vandecrux

Proceedings of the IGARSS 2024, 2024

Exploring the Synergy between Airborne Lidar Data and Vegetation Optical Depth: Insights from Smapvex'22.

Abesh Ghosh, Md. Mehedi Farhad, M. Ehsanul Hoque, Dylan R. Boyd, Xiaolan Xu, Andreas Colliander, Michael H. Cosh, Mehmet Kurum

Proceedings of the IGARSS 2024, 2024

STASIS: A Concept for Sparse Interferometric Radiometry of the Antarctic Ice Sheet.

Alex Akins, Alan Tanner, Andreas Colliander, Nicole Schlegel, Igor Yanovsky, Kenza Boudad, Sidharth Misra, Shannon T. Brown

Proceedings of the IGARSS 2024, 2024

2023

Deep learning estimation of northern hemisphere soil freeze-thaw dynamics using satellite multi-frequency microwave brightness temperature observations.

Kellen Donahue, John S. Kimball, Jinyang Du, Fredrick Bunt, Andreas Colliander, Mahta Moghaddam, Jesse Johnson, Youngwook Kim, Michael A. Rawlins

Frontiers Big Data, January, 2023

Assessment of Surface Fractional Water Impacts on SMAP Soil Moisture Retrieval.

Jinyang Du, John S. Kimball, Steven Tsz K. Chan, Mario Julian Chaubell, Rajat Bindlish, Roy Scott Dunbar, Andreas Colliander

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2023

Performance of SMOS Soil Moisture Products Over Core Validation Sites.

Andreas Colliander, Yann Kerr, Jean-Pierre Wigneron, A. Al-Yaari, Nemesio Rodriguez-Fernandez, Xiaojun Li, Julian Chaubell, Philippe Richaume, Arnaud Mialon, Jun Asanuma, Aaron A. Berg, David D. Bosch, Todd Caldwell, Michael H. Cosh, Chandra D. Holifield Collins, José Martínez-Fernández, Heather McNairn, Mark S. Seyfried, Patrick J. Starks, Z. Bob Su, Marc Thibeault, Jeffrey P. Walker

IEEE Geosci. Remote. Sens. Lett., 2023

On The Need of a New High-Resolution L-Band Mission to Study Land/Water/Ice Interfaces.

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

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2023

Deep Learning Estimation of Northern Hemisphere Soil Freeze/Thaw Dynamics Using Smap and Amsr2 Brightness Temperatures.

John S. Kimball, Kellen Donahue, Jinyang Du, Andreas Colliander, Youngwook Kim

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2023

Forest Vegetation Optical Depth Mapping Using GNSS Signals at SMAPVEX'22.

Abesh Ghosh, Md. Mehedi Farhad, Dylan Boyd, Suraj Yadav, Andreas Colliander, Michael H. Cosh, Mehmet Kurum

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2023

L-Band Radar for Forest Temporal Dynamics.

Xingjian Chen, Paul Siqueira, Kyle McDonald, Michael H. Cosh, Andreas Colliander, Mark Vanscoy

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2023

Building Seasonal Maps of Antarctica's Temperature with Repeat-Pass Microwave Interferometry.

Alex Akins, Alan B. Tanner, Nicole-Jeanne Schlegel, Andreas Colliander, Igor Yanovsky, Sidharth Misra, Shannon T. Brown

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2023

2022

A Semiempirical Modeling of Soil Moisture, Vegetation, and Surface Roughness Impact on CYGNSS Reflectometry Data.

Simon H. Yueh, Rashmi Shah, Mario Julian Chaubell, Akiko Hayashi, Xiaolan Xu, Andreas Colliander

IEEE Trans. Geosci. Remote. Sens., 2022

Satellite Retrievals of Probabilistic Freeze-Thaw Conditions From SMAP and AMSR Brightness Temperatures.

Victoria A. Walker, Andreas Colliander, John S. Kimball

IEEE Trans. Geosci. Remote. Sens., 2022

Passive and Active Multiple Scattering of Forests Using Radiative Transfer Theory With an Iterative Approach and Cyclical Corrections.

Maryam Salim, Shurun Tan, Roger D. De Roo, Andreas Colliander, Kamal Sarabandi

IEEE Trans. Geosci. Remote. Sens., 2022

Evaluation of SMAP Soil Moisture Retrieval Accuracy Over a Boreal Forest Region.

Jaison Thomas Ambadan, Heather C. MacRae, Andreas Colliander, Erica Tetlock, Warren Helgason, Ze'ev Gedalof, Aaron A. Berg

IEEE Trans. Geosci. Remote. Sens., 2022

Application of a Change Detection Soil Moisture Retrieval Algorithm to Combined, Semiconcurrent Radiometer, and Radar Observations.

Jeffrey D. Ouellette, Tanish P. Himani, Li Li, Elizabeth M. Twarog, Andreas Colliander, David C. Goodrich, Chandra D. Holifield Collins, Michael H. Cosh, Jeffrey P. Walker

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2022

A Novel Approach to Map the Intensity of Surface Melting on the Antarctica Ice Sheet Using SMAP L-Band Microwave Radiometry.

Mohammad Mousavi, Andreas Colliander, Julie Z. Miller, John S. Kimball

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2022

Validation of Soil Moisture Data Products From the NASA SMAP Mission.

Andreas Colliander, Rolf H. Reichle, Wade T. Crow, Michael H. Cosh, Fan Chen, Steven Chan, Narendra Narayan Das, Rajat Bindlish, Julian Chaubell, Seung-Bum Kim, Qing Liu, Peggy E. O'Neill, Roy Scott Dunbar, Land B. Dang, John S. Kimball, Thomas J. Jackson, Hala Khalid AlJassar, Jun Asanuma, Bimal K. Bhattacharya, Aaron A. Berg, David D. Bosch, Laura L. Bourgeau-Chavez, Todd Caldwell, Jean-Christophe Calvet, Chandra D. Holifield Collins, Karsten H. Jensen, Stanley Livingston, Ernesto López-Baeza, José Martínez-Fernández, Heather McNairn, Mahta Moghaddam, Carsten Montzka, Claudia Notarnicola, Thierry Pellarin, Isabella Greimeister-Pfeil, Jouni Pulliainen, Judith Gpe. Ramos, Mark S. Seyfried, Patrick J. Starks, Zhongbo Su, Rogier van der Velde, Yijian Zeng, Marc Thibeault, Mariette Vreugdenhil, Jeffrey P. Walker, Mehrez Zribi, Dara Entekhabi, Simon H. Yueh

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2022

Regularized Dual-Channel Algorithm for the Retrieval of Soil Moisture and Vegetation Optical Depth From SMAP Measurements.

Julian Chaubell, Simon Yueh, Roy Scott Dunbar, Andreas Colliander, Dara Entekhabi, Steven Chan, Fan Chen, Xiaolan Xu, Rajat Bindlish, Peggy O'Neill, Jun Asanuma, Aaron A. Berg, David D. Bosch, Todd Caldwell, Michael H. Cosh, Chandra D. Holifield Collins, Karsten H. Jensen, José Martínez-Fernández, Mark S. Seyfried, Patrick J. Starks, Zhongbo Su, Marc Thibeault, Jeffrey P. Walker

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2022

Potential of L- and C- Bands Polarimetric SAR Data for Monitoring Soil Moisture over Forested Sites.

Ramata Magagi, Safa Jammali, Kalifa Goïta, Hongquan Wang, Andreas Colliander

Remote. Sens., 2022

Assessing the Spatiotemporal Variability of SMAP Soil Moisture Accuracy in a Deciduous Forest Region.

Mohamed Abdelkader, Marouane Temimi, Andreas Colliander, Michael H. Cosh, Vicky R. Kelly, Tarendra Lakhankar, Ali Fares

Remote. Sens., 2022

Assessment of ERA5-Land Volumetric Soil Water Layer Product Using In Situ and SMAP Soil Moisture Observations.

Preet Lal, Gurjeet Singh, Narendra N. Das, Andreas Colliander, Dara Entekhabi

IEEE Geosci. Remote. Sens. Lett., 2022

The Impact of In Situ Probe Orientation on SMAP Validation Statistics.

Aaron A. Berg, Jaison Thomas Ambadan, Andreas Colliander, Heather McNairn, Jarrett Powers, Erica Tetlock

IEEE Geosci. Remote. Sens. Lett., 2022

Crop-CASMA: A web geoprocessing and map service based architecture and implementation for serving soil moisture and crop vegetation condition data over U.S. Cropland.

Chen Zhang, Zhengwei Yang, Haoteng Zhao, Ziheng Sun, Liping Di, Rajat Bindlish, Pang-Wei Liu, Andreas Colliander, Rick Mueller, Wade T. Crow, Rolf H. Reichle, John D. Bolten, Simon H. Yueh

Int. J. Appl. Earth Obs. Geoinformation, 2022

Multi-resolution soil moisture retrievals by disaggregating SMAP brightness temperatures with RADARSAT-2 polarimetric decompositions.

Hongquan Wang, Ramata Magagi, Kalifa Goïta, Andreas Colliander

Int. J. Appl. Earth Obs. Geoinformation, 2022

Hybrid Method for Full-Wave Simulations of Forests at L-Band.

Weihui Gu, Leung Tsang, Andreas Colliander, Simon Yueh

IEEE Access, 2022

Detecting the Greenland Ice Sheet Strong Surface Melt During Summer 2021 using SMAP L-Band Microwave Radiometry.

Mohammad Mousavi, Andreas Colliander, Nicole-Jeanne Schlegel, Julie Z. Miller, John S. Kimball

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2022

Revisiting and Cleaning The Available SMAP SAR L-Band Dataset Using an Outlier Detection Algorithm.

Mohammad Mousavi, Andreas Colliander, R. Scott Dunbdar, Simon H. Yueh, Dara Entekhabi

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2022

Full-Wave Simulations of Scattering by Corn Fields at L-Band.

Ruoxing Gao, Jongwoo Jeong, Weihui Gu, Leung Tsang, Andreas Colliander, Simon Yueh

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2022

Ice Sheet Melt Water Profile Mapping Using Multi-Frequency Microwave Radiometry.

Andreas Colliander, Mohammad Mousavi, Sidharth Misra, Shannon T. Brown, John S. Kimball, Julie Z. Miller, Joel T. Johnson, Mariko Burgin

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2022

Development of SMAP Retrievals for Forested Regions: SMAPVEX19-22 and SMAPVEX22-Boreal.

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

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2022

Analysis of the SMAP Roughness Parameter and the SMAP Vegetation Optical Depth.

Julian Chaubell, Simon Yueh, Dara Entekhabi, Scott Dunbar, Andreas Colliander, Xiaolan Xu, Mohammad Mousavi

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2022

2021

Evaluation of Surface Melt on the Greenland Ice Sheet Using SMAP L-Band Microwave Radiometry.

Mohammad Mousavi, Andreas Colliander, Julie Z. Miller, Dara Entekhabi, Joel T. Johnson, Christopher A. Shuman, John S. Kimball, Zoe R. Courville

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2021

Microwave Radiometry at Frequencies From 500 to 1400 MHz: An Emerging Technology for Earth Observations.

Joel T. Johnson, Kenneth C. Jezek, Giovanni Macelloni, Marco Brogioni, Leung Tsang, Emmanuel P. Dinnat, Jeffrey P. Walker, Nan Ye, Sidharth Misra, Jeffrey R. Piepmeier, Rajat Bindlish, David M. Le Vine, Peggy E. O'Neill, Lars Kaleschke, Mark J. Andrews, Caglar Yardim, Mustafa Aksoy, Michael Durand, Chi-Chih Chen, Oguz Demir, Alexandra Bringer, Julie Z. Miller, Shannon T. Brown, Ron Kwok, Tong Lee, Yann Kerr, Dara Entekhabi, Jinzheng Peng, Andreas Colliander, Steven Chan, Joseph A. MacGregor, Brooke Medley, Roger DeRoo, Mark Drinkwater

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2021

Validation of SMAP Soil Moisture at Terrestrial National Ecological Observatory Network (NEON) Sites Show Potential for Soil Moisture Retrieval in Forested Areas.

Edward Ayres, Andreas Colliander, Michael H. Cosh, Joshua A. Roberti, Sam Simkin, Melissa A. Genazzio

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2021

Soil moisture retrieval over a site of intensive agricultural production using airborne radiometer data.

Hongquan Wang, Ramata Magagi, Kalifa Goïta, Andreas Colliander, Thomas J. Jackson, Heather McNairn, Jarrett Powers

Int. J. Appl. Earth Obs. Geoinformation, 2021

Crop-CASMA - A Web GIS Tool for Cropland Soil Moisture Monitoring and Assessment Based on SMAP Data.

Zhengwei Yang, Chen Zhang, Haoteng Zhao, Ziheng Sun, Rajat Bindlish, Pang-Wei Liu, Andreas Colliander, Rick Mueller, Liping Di, Wade T. Crow, Rolf Reichle

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2021

A New Geophysical Model Based Algorithm to Detcet Melt Events Over the Antractic Ice Sheet Using Smap Microwave Radiometry.

Seyedmohammad Mousavi, Andreas Colliander, Julie Z. Miller, John S. Kimball

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2021

Antarctica Ice Sheet Melt Detection Using a Machine Learning Algorithm Based on SMAP Microwave Radiometery.

Seyedmohammad Mousavi, Andreas Colliander, Julie Z. Miller, John S. Kimball

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2021

Monitoring ECO-Hydrological Spring Onset Over Alaska and Northern Canada with Complementary Satellite Remote Sensing Data.

Youngwook Kim, John S. Kimball, Nicholas C. Parazoo, Xiaolan Xu, Roy Scott Dunbar, Andreas Colliander, Rolf Reichle

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2021

Multi-Frequency NMM3D Simulations of Wave Propagation in Vegetation for Remote Sensing of Soil Moisture.

Weihui Gu, Leung Tsang, Andreas Colliander, Simon Yueh

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2021

Active-Passive Surface Soil Moisture Retrievals with L-Band and C-Band Active and L-Band Passive Measurements.

Narendra N. Das, Dara Entekhabi, Seyedmohammad Mousavi, Simon Yueh, Roy Scott Dunbar, Andreas Colliander

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2021

SMAP Validation Experiment 2019-2022 (SMAPVEX19-22): Detection of Soil Moisture Under Temperate Forest Canopy.

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

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2021

Implementation and Analysis of the Dual-Channel Algorithm for the Retrieval of Soil Moisture and Vegetation Optical Depth for SMAP.

Julian Chaubell, Simon Yueh, Steven Chan, Roy Scott Dunbar, Andreas Colliander, Dara Entekhabi, Fan Chen, Rajat Bindlish, Peggy O'Neill

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2021

Analyzing the Radio Frequency Interference Environment at Cal/Val Site Locations for the Soil Moisture Active/Passive (SMAP) Mission.

Alexandra Bringer, Andreas Colliander, Joel T. Johnson, Simon Yueh, Siharth Misra

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2021

2020

Multiscale Surface Roughness for Improved Soil Moisture Estimation.

Maheshwari Neelam, Andreas Colliander, Binayak P. Mohanty, Michael H. Cosh, Sidharth Misra, Thomas J. Jackson

IEEE Trans. Geosci. Remote. Sens., 2020

Improved SMAP Dual-Channel Algorithm for the Retrieval of Soil Moisture.

Mario Julian Chaubell, Simon H. Yueh, Roy Scott Dunbar, Andreas Colliander, Fan Chen, Steven Tsz K. Chan, Dara Entekhabi, Rajat Bindlish, Peggy E. O'Neill, Jun Asanuma, Aaron A. Berg, David D. Bosch, Todd Caldwell, Michael H. Cosh, Chandra D. Holifield Collins, José Martínez-Fernández, Mark S. Seyfried, Patrick J. Starks, Zhongbo Su, Marc Thibeault, Jeffrey P. Walker

IEEE Trans. Geosci. Remote. Sens., 2020

Evaluation of SMAP Core Validation Site Representativeness Errors Using Dense Networks of In Situ Sensors and Random Forests.

Jane Whitcomb, Daniel Clewley, Andreas Colliander, Michael H. Cosh, Jarrett Powers, Matthew Friesen, Heather McNairn, Aaron A. Berg, David D. Bosch, Alisa Coffin, Chandra D. Holifield Collins, John H. Prueger, Dara Entekhabi, Mahta Moghaddam

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2020

Monitoring Freeze-Thaw State by Means of GNSS Reflectometry: An Analysis of TechDemoSat-1 Data.

Davide Comite, Luca Cenci, Andreas Colliander, Nazzareno Pierdicca

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2020

Reconciling Flagging Strategies for Multi-Sensor Satellite Soil Moisture Climate Data Records.

Mendy van der Vliet, Robin van der Schalie, Nemesio Rodriguez-Fernandez, Andreas Colliander, Richard de Jeu, Wolfgang Preimesberger, Tracy Scanlon, Wouter Dorigo

Remote. Sens., 2020

Parameterization of Vegetation Scattering Albedo in the Tau-Omega Model for Soil Moisture Retrieval on Croplands.

Chang-Hwan Park, Thomas Jagdhuber, Andreas Colliander, Johan Lee, Aaron Berg, Michael H. Cosh, Seung-Bum Kim, Yoonjae Kim, Volker Wulfmeyer

Remote. Sens., 2020

Melt Detection Over Greenland Using Smap Radiometer Observations.

Seyedmohammad Mousavi, Andreas Colliander, Julie Z. Miller, Dara Entekhabi, Joel T. Johnson, Christopher A. Shuman, John S. Kimball, Zoe R. Courville

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2020

Estimating Global Evapotranspiration Using Smap Surface and Root-Zone Moisture Content.

Youngwook Kim, Hotaek Park, John S. Kimball, Andreas Colliander, Jesse Johnson

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2020

Full-Wave Simulations of Scattering in Vegetation for Microwave Remote Sensing of Soil Moisture.

Weihui Gu, Leung Tsang, Andreas Colliander, Simon Yueh

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2020

Potential of GNSS Reflectometry for Freeze-Thaw Monitoring: a Study of Techdemosat-1 Data.

Davide Comite, Laura Dente, Luca Cenci, Leila Guerriero, Andreas Colliander, Nazzareno Pierdicca

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2020

SMAP Validation Experiment 2019-2021 (SMAPVEX19-21): Detection of Soil Moisture under Forest Canopy.

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

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2020

2019

Validation of SMAP Soil Moisture Products Using Ground-Based Observations for the Paddy Dominated Tropical Region of India.

Gurjeet Singh, Narendra N. Das, Rabindra K. Panda, Andreas Colliander, Thomas J. Jackson, Binayak P. Mohanty, Dara Entekhabi, Simon H. Yueh

IEEE Trans. Geosci. Remote. Sens., 2019

Soil Moisture Remote Sensing across Scales.

Nemesio Rodriguez-Fernandez, Ahmad Al Bitar, Andreas Colliander, Tianjie Zhao

Remote. Sens., 2019

Global Assessment of the SMAP Freeze/Thaw Data Record and Regional Applications for Detecting Spring Onset and Frost Events.

Youngwook Kim, John S. Kimball, Xiaolan Xu, Roy Scott Dunbar, Andreas Colliander, Chris Derksen

Remote. Sens., 2019

Assessment of Soil Moisture SMAP Retrievals and ELBARA-III Measurements in a Tibetan Meadow Ecosystem.

Donghai Zheng, Xin Wang, Rogier van der Velde, Mike Schwank, Paolo Ferrazzoli, Jun Wen, Zuoliang Wang, Andreas Colliander, Rajat Bindlish, Zhongbo Su

IEEE Geosci. Remote. Sens. Lett., 2019

A Method for Assessing SMAP Core Validation Site Scaling Bias Using Enhanced Sampling and Random Forests.

Jane Whitcomb, David D. Bosch, Chandra D. Holifield Collins, John H. Prueger, Dara Entekhabi, Mahta Moghaddam, Daniel Clewley, Andreas Colliander, Michael H. Cosh, Jarrett Powers, Matthew Friesen, Heather McNairn, Aaron Berg

Proceedings of the 2019 IEEE International Geoscience and Remote Sensing Symposium, 2019

Remote Sensing of Soil Moisture for Vegetation/Forests with Large VWC Using Nmm3d Full Wave Simulations.

Huanting Huang, Leung Tsang, Andreas Colliander, Simon Yueh

Proceedings of the 2019 IEEE International Geoscience and Remote Sensing Symposium, 2019

Seasonal Dependence of SMAP Radiometer-Based Soil Moisture Performance as Observed Over Core Validation Sites.

Andreas Colliander, Heather McNairn, Marc Thibeault, José Martínez-Fernández, Karsten H. Jensen, Jun Asanuma, Mark S. Seyfried, David D. Bosch, Patrick J. Starks, Chandra D. Holifield Collins, John H. Prueger, Thomas J. Jackson, Zhongbo Su, Simon H. Yueh, Steven Tsz K. Chan, Peggy O'Neill, Rajat Bindlish, Michael H. Cosh, Todd Caldwell, Jeffrey P. Walker, Aaron A. Berg

Proceedings of the 2019 IEEE International Geoscience and Remote Sensing Symposium, 2019

Smap Regularized Dual-Channel Algorithm for the Retrieval of Soil Moisture and Vegetation Optical Depth.

Julian Chaubell, Simon Yueh, Steven Tsz K. Chan, Roy Scott Dunbar, Andreas Colliander, Dara Entekhabi, Fan Chen

Proceedings of the 2019 IEEE International Geoscience and Remote Sensing Symposium, 2019

Integrated SMAP and SMOS Soil Moisture Observations.

Rajat Bindlish, Steven Tsz K. Chan, Andreas Colliander, Yann Kerr, Thomas J. Jackson

Proceedings of the 2019 IEEE International Geoscience and Remote Sensing Symposium, 2019

2018

Assessment of the SMAP Soil Emission Model and Soil Moisture Retrieval Algorithms for a Tibetan Desert Ecosystem.

Donghai Zheng, Rogier van der Velde, Jun Wen, Xin Wang, Paolo Ferrazzoli, Mike Schwank, Andreas Colliander, Rajat Bindlish, Zhongbo Su

IEEE Trans. Geosci. Remote. Sens., 2018

Estimating Vegetation Water Content and Soil Surface Roughness Using Physical Models of L-Band Radar Scattering for Soil Moisture Retrieval.

Seung-Bum Kim, Huanting Huang, Tien-Hao Liao, Andreas Colliander

Remote. Sens., 2018

Global Freeze/Thaw Product from L-Band Radiometer Data.

Xiaolan Xu, Youngwook Kim, John S. Kimball, Chris Derksen, Roy Scott Dunbar, Andreas Colliander

Proceedings of the 2018 IEEE International Geoscience and Remote Sensing Symposium, 2018

NMM3D Full Wave Simulations of Vegetation and Forest Effects in Microwave Remote Sensing.

Huanting Huang, Leung Tsang, Andreas Colliander, Rashmi Shah, Simon Yueh

Proceedings of the 2018 IEEE International Geoscience and Remote Sensing Symposium, 2018

L-, C- and X-Band Passive Microwave Soil Moisture Retrieval Algorithm Parameterization Using in Situ Validation Sites.

Ying Gao, Andreas Colliander, Mariko S. Burgin, Jeffrey P. Walker, Chun-Sik Chae, Emmanuel P. Dinnat, Michael H. Cosh, Todd Caldwell, Aaron Berg, José Martínez-Fernández

Proceedings of the 2018 IEEE International Geoscience and Remote Sensing Symposium, 2018

Intercalibration of Low Frequency Brightness Temperature Measurements For Long-Term Soil Moisture Record.

Emmanuel P. Dinnat, Mariko S. Burgin, Andreas Colliander, Chun-Sik Chae, Michael H. Cosh, Ying Gao

Proceedings of the 2018 IEEE International Geoscience and Remote Sensing Symposium, 2018

High Resolution Soil Moisture Product Based on Smap Active-Passive Approach Using Copernicus Sentinel 1 Data.

Narendra N. Das, Dara Entekhabi, Seung-Bum Kim, Thomas Jagdhuber, Roy Scott Dunbar, Simon Yueh, Peggy E. O'Neill, Andreas Colliander, Jeffrey P. Walker, Thomas J. Jackson

Proceedings of the 2018 IEEE International Geoscience and Remote Sensing Symposium, 2018

Soil Moisture Retrieval Using full Wave Simulations of 3-D Maxwell Equations for Compensating Vegetation Effects.

Andreas Colliander, Eni G. Njoku, Huanting Huang, Leung Tsang

Proceedings of the 2018 IEEE International Geoscience and Remote Sensing Symposium, 2018

Polarization Decomposition and Temperature Bias Resolution for Smap Passive Soil Moisture Retrieval Using Time Series Brightness Temperature Observations.

Steven Chan, Rajat Bindlish, Peggy O'Neill, Thomas J. Jackson, Andreas Colliander, Simon Yueh

Proceedings of the 2018 IEEE International Geoscience and Remote Sensing Symposium, 2018

Integration of SMAP and SMOS Observations.

Rajat Bindlish, Steven Chan, Thomas J. Jackson, Andreas Colliander, Yann Kerr

Proceedings of the 2018 IEEE International Geoscience and Remote Sensing Symposium, 2018

Validation of Satellite Microwave Retrieved Soil Moisture with Global Ground-Based Measurements.

Amen Al-Yaari, Arnaud Mialon, Wouter Dorigo, Andreas Colliander, Lei Fan, Yann Kerr, Thierry Pellarin, Jean-Pierre Wigneron

Proceedings of the 2018 IEEE International Geoscience and Remote Sensing Symposium, 2018

2017

A Time-Series Approach to Estimating Soil Moisture From Vegetated Surfaces Using L-Band Radar Backscatter.

Jeffrey D. Ouellette, Joel T. Johnson, Anna Balenzano, Francesco Mattia, Giuseppe Satalino, Seung-Bum Kim, Roy Scott Dunbar, Andreas Colliander, Michael H. Cosh, Todd G. Caldwell, Jeffrey P. Walker, Aaron A. Berg

IEEE Trans. Geosci. Remote. Sens., 2017

Surface Soil Moisture Retrieval Using the L-Band Synthetic Aperture Radar Onboard the Soil Moisture Active-Passive Satellite and Evaluation at Core Validation Sites.

Seung-Bum Kim, Jakob J. van Zyl, Joel T. Johnson, Mahta Moghaddam, Leung Tsang, Andreas Colliander, Roy Scott Dunbar, Thomas J. Jackson, Sermsak Jaruwatanadilok, Richard D. West, Aaron Berg, Todd Caldwell, Michael H. Cosh, David C. Goodrich, Stanley Livingston, Ernesto López-Baeza, Tracy L. Rowlandson, Marc Thibeault, Jeffrey P. Walker, Dara Entekhabi, Eni G. Njoku, Peggy E. O'Neill, Simon H. Yueh

IEEE Trans. Geosci. Remote. Sens., 2017

The SMAP Level 4 Carbon Product for Monitoring Ecosystem Land-Atmosphere CO₂ Exchange.

Lucas A. Jones, John S. Kimball, Rolf Reichle, Nima Madani, Joe Glassy, Joe V. Ardizzone, Andreas Colliander, James Cleverly, Ankur R. Desai, Derek Eamus, Eugenie S. Euskirchen, Lindsay B. Hutley, Craig Macfarlane, Russell L. Scott

IEEE Trans. Geosci. Remote. Sens., 2017

A Comparative Study of the SMAP Passive Soil Moisture Product With Existing Satellite-Based Soil Moisture Products.

Mariko S. Burgin, Andreas Colliander, Eni G. Njoku, Steven Tsz K. Chan, François Cabot, Yann H. Kerr, Rajat Bindlish, Thomas J. Jackson, Dara Entekhabi, Simon H. Yueh

IEEE Trans. Geosci. Remote. Sens., 2017

Foreword to the Special Issue on the 14th Specialist Meeting on Microwave Radiometry and Remote Sensing of the Environment (MicroRad 2016).

Martti T. Hallikainen, Jaan Praks, Jiancheng Shi, Andreas Colliander

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2017

Application of Triple Collocation in Ground-Based Validation of Soil Moisture Active/Passive (SMAP) Level 2 Data Products.

Fan Chen, Wade T. Crow, Andreas Colliander, Michael H. Cosh, Thomas J. Jackson, Rajat Bindlish, Rolf Reichle, Steven Tsz K. Chan, David D. Bosch, Patrick J. Starks, David C. Goodrich, Mark S. Seyfried

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2017

Data Assimilation to Extract Soil Moisture Information from SMAP Observations.

Jana Kolassa, Rolf H. Reichle, Qing Liu, Michael H. Cosh, David D. Bosch, Todd G. Caldwell, Andreas Colliander, Chandra D. Holifield Collins, Thomas J. Jackson, Stanley Livingston, Mahta Moghaddam, Patrick J. Starks

Remote. Sens., 2017

Spatial Downscaling of SMAP Soil Moisture Using MODIS Land Surface Temperature and NDVI During SMAPVEX15.

Andreas Colliander, Joshua B. Fisher, Gregory Halverson, Olivier Merlin, Sidharth Misra, Rajat Bindlish, Thomas J. Jackson, Simon Yueh

IEEE Geosci. Remote. Sens. Lett., 2017

Propagation and Scattering by a Layer of Randomly Distributed Dielectric Cylinders Using Monte Carlo Simulations of 3D Maxwell Equations With Applications in Microwave Interactions With Vegetation.

Huanting Huang, Leung Tsang, Eni G. Njoku, Andreas Colliander, Tien-Hao Liao, Kung-Hau Ding

IEEE Access, 2017

Landscape freeze/thaw standerd and enhanced products from soil moisture active/passive (SMAP) radiometer data.

Xiaolan Xu, Chris Derksen, Roy Scott Dunbar, Andreas Colliander, John S. Kimball, Youngwook Kim

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

Assessment of version 4 of the SMAP passive soil moisture standard product.

Peggy O'Neill, Steven Tsz K. Chan, Rajat Bindlish, Thomas J. Jackson, Andreas Colliander, Roy Scott Dunbar, Fan Chen, Jeffrey Piepmeier, Simon Yueh, Dara Entekhabi, Michael H. Cosh, Todd Caldwell, Jeffrey P. Walker, Xiaoling Wu, Aaron A. Berg, Tracy L. Rowlandson, Anna Pacheco, Heather McNairn, Marc Thibeault, José Martínez-Fernández, A. Gonzalez-Zamora, Ernesto López-Baeza, Frederik Uldall, Mark S. Seyfried, David D. Bosch, Patrick J. Starks, Chandra D. Holifield Collins, John H. Prueger, Zhongbo Su, Rogier van der Velde, Jun Asanuma, Michael A. Palecki, Eric E. Small, Marek Zreda, Jean-Christophe Calvet, Wade T. Crow, Yann Kerr

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

Multi-scale surface roughness model for soil moisture retrieval.

Maheshwari Neelam, Andreas Colliander, Binayak P. Mohanty, Thomas J. Jackson, Michael H. Cosh, Sidharth Misra

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

Sentinel-1 high resolution soil moisture.

Francesco Mattia, Anna Balenzano, Giuseppe Satalino, Francesco P. Lovergine, Alexander Loew, Jian Peng, Urs Wegmüller, Maurizio Santoro, Oliver Cartus, Katarzyna Dabrowska-Zielinska, Jan Pawel Musial, Malcolm W. J. Davidson, Simon Yueh, Seung-Bum Kim, Narendra N. Das, Andreas Colliander, Joel T. Johnson, Jeffrey Ouellette, Jeffrey P. Walker, Xiaoling Wu, Heather McNairn, Amine Merzouki, Jarrett Powers, Todd Caldwell, Dara Entekhabi, Michael H. Cosh, Thomas J. Jackson

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

Spatial variability in microwave radiometric signatures of growing corn and soybean during SMAPVEX16-microwex.

Pang-Wei Liu, Jasmeet Judge, Subit Chakrabarti, Roger DeRoo, Susan C. Steele-Dunne, Brian K. Hornbuckle, Andreas Colliander, Sidharth Misra, Scott Tripp, Barron Latham, Ross Williamson, Isaac Ramos, Simon Yueh, Anthony W. England

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

A new vegetation model based on numerical 3D solutions of maxwell equations.

Huanting Huang, Leung Tsang, Eni G. Njoku, Andreas Colliander

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

Multi-frequency radiometer-based soil moisture retrieval algorithm parametrization using in situ validation sites.

Ying Gao, Andreas Colliander, Mariko S. Burgin, Jeffrey P. Walker, Chun-Sik Chae, Emmanuel P. Dinnat, Michael H. Cosh

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

Passive/active microwave soil moisture disaggregation using SMAP data.

Bin Fang, Venkat Lakshmi, Rajat Bindlish, Tom Jackson, Michael H. Cosh, Andreas Colliander

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

High-resolution enhanced product based on SMAP active-passive approach using sentinel 1A and 1B SAR data.

Narendra N. Das, Dara Entekhabi, Seung-Bum Kim, Thomas Jagdhuber, Roy Scott Dunbar, Simon Yueh, Andreas Colliander

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

High-resolution enhanced product based on SMAP active-passive approach using Sentinel 1 data and its applications.

Narendra N. Das, Dara Entekhabi, Seung-Bum Kim, Thomas Jagdhuber, Roy Scott Dunbar, Simon Yueh, Andreas Colliander

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

Soil moisture retrieval with airborne PALS instrument over agricultural areas in SMAPVEX16.

Andreas Colliander, Thomas J. Jackson, Michael H. Cosh, Sidharth Misra, Rajat Bindlish, Jarrett Powers, Heather McNairn, Paul Bullock, Aaron Berg, Ramata Magagi, Peggy O'Neill, Simon Yueh

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

The sensitivity of ground-reflected GNSS signals to near-surface soil moisture, as recorded by spaceborne receivers.

Clara C. Chew, Andreas Colliander, Rashmi Shah, Cinzia Zuffada, Mariko S. Burgin

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

Development and validation of the SMAP enhanced passive soil moisture product.

Steven Tsz K. Chan, Rajat Bindlish, Peggy O'Neill, Thomas J. Jackson, Julian Chaubell, Jeffrey Piepmeier, Roy Scott Dunbar, Andreas Colliander, Fan Chen, Dara Entekhabi, Simon Yueh, Michael H. Cosh, Todd Caldwell, Jeffrey P. Walker, Xiaoling Wu, Aaron A. Berg, Tracy L. Rowlandson, Anna Pacheco, Heather McNairn, Marc Thibeault, José Martínez-Fernández, Angel Gonzalez-Zamora, Ernesto López-Baeza, Frederik Uldall, Mark S. Seyfried, David D. Bosch, Patrick J. Starks, Chandra D. Holifield Collins, John H. Prueger, Zhongbo Su, Rogier van der Velde, Jun Asanuma, Michael A. Palecki, Eric E. Small, Marek Zreda, Jean-Christophe Calvet, Wade T. Crow, Yann Kerr

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

A spatio-temporal data fusion algorithm for estimating high-resolution soil moisture in agricultural regions.

Subit Chakrabarti, Pang-Wei Liu, Jasmeet Judge, Anand Rangarajan, Roger D. De Roo, Rajat Bindlish, Andreas Colliander, Sidharth Misra, Scott Tripp, Barron Latham, Ross Williamson, Isaac Ramos, Thomas J. Jackson, Anthony W. England, Sanjay Ranka, Simon Yueh

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

Intercomparison of brightness temperature measurements from SMAP and SMOS radiometers.

Chun-Sik Chae, Andreas Colliander, Mariko Burgin, Emmanuel P. Dinnat

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

Integration of SMAP and SMOS L-band observations.

Rajat Bindlish, Thomas J. Jackson, Steven Chan, Andreas Colliander, Yann Kerr

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

2016

Active-Passive Disaggregation of Brightness Temperatures During the SMAPVEX12 Campaign.

Delphine J. Leroux, Narendra Narayan Das, Dara Entekhabi, Andreas Colliander, Eni G. Njoku, Roy Scott Dunbar, Simon H. Yueh

IEEE Trans. Geosci. Remote. Sens., 2016

Assessment of the SMAP Passive Soil Moisture Product.

Steven Tsz K. Chan, Rajat Bindlish, Peggy E. O'Neill, Eni G. Njoku, Thomas J. Jackson, Andreas Colliander, Fan Chen, Mariko Burgin, Roy Scott Dunbar, Jeffrey Piepmeier, Simon Yueh, Dara Entekhabi, Michael H. Cosh, Todd Caldwell, Jeffrey P. Walker, Xiaoling Wu, Aaron A. Berg, Tracy L. Rowlandson, Anna Pacheco, Heather McNairn, Marc Thibeault, José Martínez-Fernández, Angel Gonzalez-Zamora, Mark S. Seyfried, David D. Bosch, Patrick J. Starks, David C. Goodrich, John H. Prueger, Michael A. Palecki, Eric E. Small, Marek Zreda, Jean-Christophe Calvet, Wade T. Crow, Yann Kerr

IEEE Trans. Geosci. Remote. Sens., 2016

L-Band Radio-Frequency Interference Observations During the SMAP Validation Experiment 2012.

Mustafa Aksoy, Joel T. Johnson, Sidharth Misra, Andreas Colliander, Ian O'Dwyer

IEEE Trans. Geosci. Remote. Sens., 2016

Freeze/Thaw Detection and Validation Using Aquarius' L-Band Backscattering Data.

Xiaolan Xu, Chris Derksen, Simon H. Yueh, Roy Scott Dunbar, Andreas Colliander

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2016

Active-Passive Soil Moisture Retrievals During the SMAP Validation Experiment 2012.

Delphine J. Leroux, Narendra N. Das, Dara Entekhabi, Andreas Colliander, Eni G. Njoku, Thomas J. Jackson, Simon Yueh

IEEE Geosci. Remote. Sens. Lett., 2016

Landscape freeze/thaw products from Soil Moisture Active/Passive (SMAP) radar and radiometer data.

Xiaolan Xu, Roy Scott Dunbar, Chris Derksen, Andreas Colliander, John S. Kimball, Youngwook Kim

Proceedings of the 2016 IEEE International Geoscience and Remote Sensing Symposium, 2016

Evaluation of the validated Soil Moisture product from the SMAP radiometer.

Peggy E. O'Neill, Steven Tsz K. Chan, Andreas Colliander, Roy Scott Dunbar, Eni G. Njoku, Rajat Bindlish, Fan Chen, Thomas J. Jackson, Mariko Burgin, Jeffrey Piepmeier, Simon Yueh, Dara Entekhabi, Michael H. Cosh, Todd Caldwell, Jeffrey P. Walker, Xiaoling Wu, Aaron A. Berg, Tracy L. Rowlandson, Anna Pacheco, Heather McNairn, Marc Thibeault, José Martínez-Fernández, Angel Gonzalez-Zamora, Mark S. Seyfried, David D. Bosch, Patrick J. Starks, David C. Goodrich, John H. Prueger, Michael A. Palecki, Eric E. Small, Marek Zreda, Jean-Christophe Calvet, Wade T. Crow, Yann Kerr

Proceedings of the 2016 IEEE International Geoscience and Remote Sensing Symposium, 2016

Retrieval of snow parameters from L-band observations - application for SMOS and SMAP.

Juha Lemmetyinen, Mike Schwank, Chris Derksen, Alexandre Roy, Andreas Colliander, Kimmo Rautiainen, Jouni Pulliainen

Proceedings of the 2016 IEEE International Geoscience and Remote Sensing Symposium, 2016

Surface soil moisture retrieval using L-band SMAP SAR data and its validation.

Seung-Bum Kim, Jakob J. van Zyl, Joel T. Johnson, Mahta Moghaddam, Leung Tsang, Andreas Colliander, Roy Scott Dunbar, Thomas J. Jackson, Sermsak Jaruwatanadilok, Richard D. West, Aaron A. Berg, Todd Caldwell, Michael H. Cosh, Ernesto López-Baeza, Marc Thibeault, Jeffrey P. Walker, Dara Entekhabi, Simon Yueh

Proceedings of the 2016 IEEE International Geoscience and Remote Sensing Symposium, 2016

Satellite-based soil moisture validation and field experiments; skylab to smap.

Thomas J. Jackson, Jean-Pierre Wigneron, Yann Kerr, Michael H. Cosh, Andreas Colliander, Jeffrey P. Walker, Rajat Bindlish

Proceedings of the 2016 IEEE International Geoscience and Remote Sensing Symposium, 2016

Combined active and passive microwave remote sensing of soil moisture for vegetated surfaces at L-band.

Huanting Huang, Tien-Hao Liao, Leung Tsang, Eni G. Njoku, Andreas Colliander, Thomas J. Jackson, Simon Yueh

Proceedings of the 2016 IEEE International Geoscience and Remote Sensing Symposium, 2016

2015

The Soil Moisture Active Passive Validation Experiment 2012 (SMAPVEX12): Prelaunch Calibration and Validation of the SMAP Soil Moisture Algorithms.

Heather McNairn, Thomas J. Jackson, Grant Wiseman, Stephane Belair, Aaron Berg, Paul Bullock, Andreas Colliander, Michael H. Cosh, Seung-Bum Kim, Ramata Magagi, Mahta Moghaddam, Eni G. Njoku, Justin R. Adams, Saeid Homayouni, Emmanuel Ojo, Tracy L. Rowlandson, Jiali Shang, Kalifa Goita, Mehdi Hosseini

IEEE Trans. Geosci. Remote. Sens., 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 E. C. Verhoest

IEEE Trans. Geosci. Remote. Sens., 2015

Comparison of Airborne Passive and Active L-Band System (PALS) Brightness Temperature Measurements to SMOS Observations During the SMAP Validation Experiment 2012 (SMAPVEX12).

Andreas Colliander, Thomas J. Jackson, Heather McNairn, Seth L. Chazanoff, Steve J. Dinardo, Barron Latham, Ian O'Dwyer, William Chun, Simon Yueh, Eni G. Njoku

IEEE Geosci. Remote. Sens. Lett., 2015

Assessing Long-Term Stability of SMOS Zero-Baseline Antenna Temperature Using the Aquarius Antenna Temperature Simulator.

Andreas Colliander, Emmanuel P. Dinnat, David M. Le Vine, Chun-Sik Chae, Juha Kainulainen

IEEE Geosci. Remote. Sens. Lett., 2015

2014

Calibration and Validation.

Andreas Colliander

Proceedings of the Encyclopedia of Remote Sensing, 2014

Tests of the SMAP Combined Radar and Radiometer Algorithm Using Airborne Field Campaign Observations and Simulated Data.

Narendra Narayan Das, Dara Entekhabi, Eni G. Njoku, Jiancheng Shi, Joel T. Johnson, Andreas Colliander

IEEE Trans. Geosci. Remote. Sens., 2014

Intercomparisons of Brightness Temperature Observations Over Land From AMSR-E and WindSat.

Narendra Narayan Das, Andreas Colliander, Steven Tsz K. Chan, Eni G. Njoku, Li Li

IEEE Trans. Geosci. Remote. Sens., 2014

2013

Canadian Experiment for Soil Moisture in 2010 (CanEx-SM10): Overview and Preliminary Results.

Ramata Magagi, Aaron Berg, Kalifa Goita, Stephane Belair, Thomas J. Jackson, Brenda Toth, Anne E. Walker, Heather McNairn, Peggy O'Neill, Mahta Moghaddam, Imen Gherboudj, Andreas Colliander, Michael H. Cosh, Mariko Burgin, Joshua B. Fisher, Seung-Bum Kim, Iliana Mladenova, Najib Djamai, Louis-Philippe Rousseau, Jon Belanger, Jiali Shang, Amine Merzouki

IEEE Trans. Geosci. Remote. Sens., 2013

Normalized Residual Scattering Index Applied to Aquarius L-Band Measurements.

Andreas Colliander, Xiaolan Xu

IEEE Geosci. Remote. Sens. Lett., 2013

2012

Radiometric Performance of the SMOS Reference Radiometers - Assessment After One Year of Operation.

Juha Kainulainen, Andreas Colliander, Josep Closa, Manuel Martín-Neira, Roger Oliva, Guillermo Buenadicha, Pilar Rubiales Alcaine, Anssi Hakkarainen, Martti T. Hallikainen

IEEE Trans. Geosci. Remote. Sens., 2012

Application of QuikSCAT Backscatter to SMAP Validation Planning: Freeze/Thaw State Over ALECTRA Sites in Alaska From 2000 to 2007.

Andreas Colliander, Kyle McDonald, Reiner Zimmermann, Ronny Schroeder, John S. Kimball, Eni G. Njoku

IEEE Trans. Geosci. Remote. Sens., 2012

Synthesizing SMOS zero-baselines with Aquarius brightness temperature simulator.

Andreas Colliander, Emmanuel P. Dinnat, David M. Le Vine, Juha Kainulainen

Proceedings of the 2012 IEEE International Geoscience and Remote Sensing Symposium, 2012

2011

Active and Passive multi-scale microwave remote sensing of the Alaska Ecological Transect: Application to SMAP freeze/thaw state validation planning.

Andreas Colliander, Kyle McDonald, Reiner Zimmermann, Erika Podest, Ronny Schroeder, John S. Kimball, Eni G. Njoku

Proceedings of the 2011 IEEE International Geoscience and Remote Sensing Symposium, 2011

Evaluation of SMAP level 2 soil moisture algorithms using SMOS data.

Rajat Bindlish, Thomas J. Jackson, Tianjie Zhao, Michael H. Cosh, Steven Tsz K. Chan, Peggy O'Neill, Eni G. Njoku, Andreas Colliander, Yann Kerr, Jiancheng Shi

Proceedings of the 2011 IEEE International Geoscience and Remote Sensing Symposium, 2011

2010

Modeling and Analysis of Polarimetric Synthetic Aperture Interferometric Radiometers Using Noise Waves.

Andreas Colliander, Tapani Narhi, Peter de Maagt

IEEE Trans. Geosci. Remote. Sens., 2010

Prelaunch Estimation of Radiometric Resolution and Stability of SMOS Zero-Baseline Radiometer in Anechoic Chamber.

Andreas Colliander, Manuel Martín-Neira, Josep Closa, Francisco-Javier Benito

IEEE Trans. Geosci. Remote. Sens., 2010

Quikscat backscatter sensitivity to landscape freeze/thaw state over ALECTRA sites in Alaska from 2000 to 2007: Application to SMAP validation planning.

Andreas Colliander, Kyle McDonald, Reiner Zimmermann, Thomas Linke, Ronny Schroeder, John S. Kimball, Eni G. Njoku

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2010

2009

Error Propagation in Calibration Networks of Synthetic Aperture Radiometers.

Juha Kainulainen, Juha Lemmetyinen, Kimmo Rautiainen, Andreas Colliander, Josu Uusitalo, Janne Lahtinen

IEEE Trans. Geosci. Remote. Sens., 2009

Correlation Denormalization in Interferometric or Polarimetric Radiometers: A Unified Approach.

Andreas Colliander, Francesc Torres, Ignasi Corbella

IEEE Trans. Geosci. Remote. Sens., 2009

Receiver as a Radiometer Calibration Target.

Ville Kangas, Andreas Colliander

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2009

Satellite Radiometer Pre-launch Sensitivity Estimation using Anechoic Chamber and Channel Inter-comparison.

Andreas Colliander, Manuel Martín-Neira, Josep Closa, Francisco-Javier Benito

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2009

2008

SMOS Calibration.

Michael Brown, Francesc Torres, Ignasi Corbella, Andreas Colliander

IEEE Trans. Geosci. Remote. Sens., 2008

2007

SMOS Calibration Subsystem.

Juha Lemmetyinen, Josu Uusitalo, Juha Kainulainen, Kimmo Rautiainen, Nestori Fabritius, Mikael Levander, Ville Kangas, Heli Greus, Jörgen Pihlflyckt, Anna Kontu, Sami Kemppainen, Andreas Colliander, Martti T. Hallikainen, Janne Lahtinen

IEEE Trans. Geosci. Remote. Sens., 2007

Development and Calibration of SMOS Reference Radiometer.

Andreas Colliander, Lasse Ruokokoski, Jani Suomela, Katriina Veijola, Jani Kettunen, Ville Kangas, Aleksi Aalto, Mikael Levander, Heli Greus, Martti T. Hallikainen, Janne Lahtinen

IEEE Trans. Geosci. Remote. Sens., 2007

Sensitivity of Airborne 36.5-GHz Polarimetric Radiometer's Wind-Speed Measurement to Incidence Angle.

Andreas Colliander, Janne Lahtinen, Simo Tauriainen, Jörgen Pihlflyckt, Juha Lemmetyinen, Martti T. Hallikainen

IEEE Trans. Geosci. Remote. Sens., 2007

Improved receiver architecture for future L-band radiometer missions.

Janne Lahtinen, Petri Piironen, Andreas Colliander

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2007

Thermal stabilized front-end PCB with active cold calibration load for L-band radiometer.

Sami Kemppainen, Juha Lemmetyinen, Tuomo Auer, Andreas Colliander, Aleksi Aalto, Kimmo Rautiainen, Martti Hallikainen

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2007

Ground calibration of SMOS: NIR and CAS.

Andreas Colliander, Juha Lemmetyinen, Josu Uusitalo, Jani Suomela, Katriina Veijola, Anna Kontu, Sami Kemppainen, Jörgen Pihlflyckt, Kimmo Rautiainen, Martti Hallikainen, Janne Lahtinen

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2007

GAS: the Geostationary Atmospheric Sounder.

Jacob Christensen, Anders Carlström, Hans Ekström, Peter de Maagt, Andreas Colliander, Anders Emrich, Johan Embretsen

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2007

2006

Calibration of End-to-End Phase Imbalance of Polarimetric Radiometers.

Andreas Colliander, Jani Kettunen, Martti T. Hallikainen

IEEE Trans. Geosci. Remote. Sens., 2006

2005

Analysis of correlation and total power radiometer front-ends using noise waves.

Ignasi Corbella, Francesc Torres, Adriano Camps, Nuria Duffo, Mercedes Magdalena Vall-Llossera, Kimmo Rautiainen, Manuel Martín-Neira, Andreas Colliander

IEEE Trans. Geosci. Remote. Sens., 2005

MIRAS end-to-end calibration: application to SMOS L1 processor.

Ignasi Corbella, Francesc Torres, Adriano Camps, Andreas Colliander, Manuel Martín-Neira, Serni Ribo, Kimmo Rautiainen, Nuria Duffo, Mercedes Magdalena Vall-Llossera

IEEE Trans. Geosci. Remote. Sens., 2005

MIRAS reference radiometer: a fully polarimetric noise injection radiometer.

Andreas Colliander, Simo Tauriainen, Tuomo Auer, Juha Kainulainen, Josu Uusitalo, Martti Toikka, Martti T. Hallikainen

IEEE Trans. Geosci. Remote. Sens., 2005

Temperature variation compensation in engineering model of MIRAS reference radiometer.

Andreas Colliander, Jani Suomela, Lasse Ruokokoski, Ville Kangas, Aleksi Aalto, Janne Lahtinen, Martti Hallikainen

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2005

2004

Systematic noise analysis of a correlation radiometer front-end.

Ignasi Corbella, Francesc Torres, Adriano Camps, Nuria Duffo, Mercè Vall-Llossera, Kimmo Rautiainen, Andreas Colliander

Proceedings of the 2004 IEEE International Geoscience and Remote Sensing Symposium, 2004

Electromagnetic scattering from ocean surface using single integral equation and adaptive integral method.

Andreas Colliander, Pasi Ylä-Oijala, Jouni Pulliainen

Proceedings of the 2004 IEEE International Geoscience and Remote Sensing Symposium, 2004

Evaluation of in-orbit temperature variation on performance of MIRAS prototype noise injection radiometer.

Andreas Colliander, Simo Tauriainen, Tuomo Auer, Josu Uusitalo, Martti Toikka, Martti Hallikainen

Proceedings of the 2004 IEEE International Geoscience and Remote Sensing Symposium, 2004

2003

Development and characterization of fully polarimetric noise injection radiometer for MIRAS.

Andreas Colliander, Simo Tauriainen, Tuomo Auer, Juha Kainulainen, Josu Uusitalo, Martti Toikka, Martti Hallikainen

Proceedings of the 2003 IEEE International Geoscience and Remote Sensing Symposium, 2003