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 (IGARSS, 2003)

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 (IGARSS, 2004)

Electromagnetic scattering from ocean surface using single integral equation and adaptive integral method. - Andreas Colliander; Pasi Ylä-Oijala; Jouni Pulliainen (IGARSS, 2004)

Systematic noise analysis of a correlation radiometer front-end. - Ignasi Corbella; Francesc Torres 002; Adriano Camps; Nuria Duffo; Mercè Vall-Llossera; Kimmo Rautiainen; Andreas Colliander (IGARSS, 2004)

Temperature variation compensation in engineering model of MIRAS reference radiometer. - Andreas Colliander; Jani Suomela; Lasse Ruokokoski; Ville Kangas; Aleksi Aalto; Janne Lahtinen; Martti Hallikainen (IGARSS, 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)

MIRAS end-to-end calibration: application to SMOS L1 processor. - Ignasi Corbella; Francesc Torres 002; Adriano Camps; Andreas Colliander; Manuel Martín-Neira; Serni Ribo; Kimmo Rautiainen; Nuria Duffo; Mercedes Magdalena Vall-Llossera (IEEE Trans. Geosci. Remote. Sens., 2005)

Analysis of correlation and total power radiometer front-ends using noise waves. - Ignasi Corbella; Francesc Torres 002; Adriano Camps; Nuria Duffo; Mercedes Magdalena Vall-Llossera; Kimmo Rautiainen; Manuel Martín-Neira; Andreas Colliander (IEEE Trans. Geosci. Remote. Sens., 2005)

Calibration of End-to-End Phase Imbalance of Polarimetric Radiometers. - Andreas Colliander; Jani Kettunen; Martti T. Hallikainen (IEEE Trans. Geosci. Remote. Sens., 2006)

GAS: the Geostationary Atmospheric Sounder. - Jacob Christensen 002; Anders Carlström; Hans Ekström; Peter de Maagt; Andreas Colliander; Anders Emrich; Johan Embretsen (IGARSS, 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 (IGARSS, 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 (IGARSS, 2007)

Improved receiver architecture for future L-band radiometer missions. - Janne Lahtinen; Petri Piironen; Andreas Colliander (IGARSS, 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)

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)

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; et al. (IEEE Trans. Geosci. Remote. Sens., 2007)

SMOS Calibration. - Michael Brown; Francesc Torres 002; Ignasi Corbella; Andreas Colliander (IEEE Trans. Geosci. Remote. Sens., 2008)

Satellite Radiometer Pre-launch Sensitivity Estimation using Anechoic Chamber and Channel Inter-comparison. - Andreas Colliander; Manuel Martín-Neira; Josep Closa; Francisco-Javier Benito (IGARSS (5), 2009)

Receiver as a Radiometer Calibration Target. - Ville Kangas; Andreas Colliander (IGARSS (4), 2009)

Correlation Denormalization in Interferometric or Polarimetric Radiometers: A Unified Approach. - Andreas Colliander; Francesc Torres 002; Ignasi Corbella (IEEE Trans. Geosci. Remote. Sens., 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)

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 (IGARSS, 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)

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)

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 001 (IGARSS, 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 (IGARSS, 2011)

Synthesizing SMOS zero-baselines with Aquarius brightness temperature simulator. - Andreas Colliander; Emmanuel P. Dinnat; David M. Le Vine; Juha Kainulainen (IGARSS, 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)

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)

Normalized Residual Scattering Index Applied to Aquarius L-Band Measurements. - Andreas Colliander; Xiaolan Xu (IEEE Geosci. Remote. Sens. Lett., 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; et al. (IEEE Trans. Geosci. Remote. Sens., 2013)

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 016 (IEEE Trans. Geosci. Remote. Sens., 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 001; Joel T. Johnson; Andreas Colliander (IEEE Trans. Geosci. Remote. Sens., 2014)

Calibration and Validation. - Andreas Colliander (Encyclopedia of Remote Sensing, 2014)

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)

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)

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)

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; et al. (IEEE Trans. Geosci. Remote. Sens., 2015)

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 (IGARSS, 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 (IGARSS, 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; et al. (IGARSS, 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 (IGARSS, 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 004; Thomas J. Jackson; Mariko Burgin; Jeffrey Piepmeier; Simon Yueh; Dara Entekhabi; et al. (IGARSS, 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 (IGARSS, 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)

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)

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)

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 004; Mariko Burgin; Roy Scott Dunbar; Jeffrey Piepmeier; Simon Yueh; Dara Entekhabi; et al. (IEEE Trans. Geosci. Remote. Sens., 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)

Integration of SMAP and SMOS L-band observations. - Rajat Bindlish; Thomas J. Jackson; Steven Chan 001; Andreas Colliander; Yann Kerr (IGARSS, 2017)

Intercomparison of brightness temperature measurements from SMAP and SMOS radiometers. - Chun-Sik Chae; Andreas Colliander; Mariko Burgin; Emmanuel P. Dinnat (IGARSS, 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 001; Roger D. De Roo; Rajat Bindlish; Andreas Colliander; Sidharth Misra; Scott Tripp; Barron Latham; Ross Williamson; Isaac Ramos; et al. (IGARSS, 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 004; Dara Entekhabi; Simon Yueh; Michael H. Cosh; et al. (IGARSS, 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 (IGARSS, 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 (IGARSS, 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 (IGARSS, 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 (IGARSS, 2017)

Passive/active microwave soil moisture disaggregation using SMAP data. - Bin Fang; Venkat Lakshmi; Rajat Bindlish; Tom Jackson 002; Michael H. Cosh; Andreas Colliander (IGARSS, 2017)

Multi-frequency radiometer-based soil moisture retrieval algorithm parametrization using in situ validation sites. - Ying Gao 002; Andreas Colliander; Mariko S. Burgin; Jeffrey P. Walker; Chun-Sik Chae; Emmanuel P. Dinnat; Michael H. Cosh (IGARSS, 2017)

A new vegetation model based on numerical 3D solutions of maxwell equations. - Huanting Huang; Leung Tsang; Eni G. Njoku; Andreas Colliander (IGARSS, 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; et al. (IGARSS, 2017)

Sentinel-1 high resolution soil moisture. - Francesco Mattia; Anna Balenzano; Giuseppe Satalino; Francesco P. Lovergine; Alexander Loew; Jian Peng 006; Urs Wegmüller; Maurizio Santoro; Oliver Cartus; Katarzyna Dabrowska-Zielinska; Jan Pawel Musial; Malcolm W. J. Davidson; et al. (IGARSS, 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 (IGARSS, 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 004; Jeffrey Piepmeier; Simon Yueh; Dara Entekhabi; Michael H. Cosh; Todd Caldwell; et al. (IGARSS, 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 (IGARSS, 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)

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)

Data Assimilation to Extract Soil Moisture Information from SMAP Observations. - Jana Kolassa; Rolf H. Reichle; Qing Liu 023; 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)

Application of Triple Collocation in Ground-Based Validation of Soil Moisture Active/Passive (SMAP) Level 2 Data Products. - Fan Chen 004; 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)

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 001; Andreas Colliander (IEEE J. Sel. Top. Appl. Earth Obs. 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)

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; et al. (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; et al. (IEEE Trans. Geosci. Remote. Sens., 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)

Validation of Satellite Microwave Retrieved Soil Moisture with Global Ground-Based Measurements. - Amen Al-Yaari; Arnaud Mialon; Wouter Dorigo; Andreas Colliander; Lei Fan 001; Yann Kerr; Thierry Pellarin; Jean-Pierre Wigneron (IGARSS, 2018)

Integration of SMAP and SMOS Observations. - Rajat Bindlish; Steven Chan 001; Thomas J. Jackson; Andreas Colliander; Yann Kerr (IGARSS, 2018)

Polarization Decomposition and Temperature Bias Resolution for Smap Passive Soil Moisture Retrieval Using Time Series Brightness Temperature Observations. - Steven Chan 001; Rajat Bindlish; Peggy O'Neill; Thomas J. Jackson; Andreas Colliander; Simon Yueh (IGARSS, 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 (IGARSS, 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 (IGARSS, 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 002 (IGARSS, 2018)

L-, C- and X-Band Passive Microwave Soil Moisture Retrieval Algorithm Parameterization Using in Situ Validation Sites. - Ying Gao 002; Andreas Colliander; Mariko S. Burgin; Jeffrey P. Walker; Chun-Sik Chae; Emmanuel P. Dinnat; Michael H. Cosh; Todd Caldwell; Aaron Berg; José Martínez-Fernández (IGARSS, 2018)

NMM3D Full Wave Simulations of Vegetation and Forest Effects in Microwave Remote Sensing. - Huanting Huang; Leung Tsang; Andreas Colliander; Rashmi Shah; Simon Yueh (IGARSS, 2018)

Global Freeze/Thaw Product from L-Band Radiometer Data. - Xiaolan Xu; Youngwook Kim; John S. Kimball; Chris Derksen; Roy Scott Dunbar; Andreas Colliander (IGARSS, 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)

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 047; Paolo Ferrazzoli; Mike Schwank; Andreas Colliander; Rajat Bindlish; Zhongbo Su (IEEE Trans. Geosci. Remote. Sens., 2018)

Integrated SMAP and SMOS Soil Moisture Observations. - Rajat Bindlish; Steven Tsz K. Chan; Andreas Colliander; Yann Kerr; Thomas J. Jackson (IGARSS, 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 004 (IGARSS, 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; et al. (IGARSS, 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 (IGARSS, 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; et al. (IGARSS, 2019)

Assessment of Soil Moisture SMAP Retrievals and ELBARA-III Measurements in a Tibetan Meadow Ecosystem. - Donghai Zheng; Xin Wang 047; Rogier van der Velde; Mike Schwank; Paolo Ferrazzoli; Jun Wen; Zuoliang Wang; Andreas Colliander; Rajat Bindlish; Zhongbo Su (IEEE Geosci. Remote. Sens. Lett., 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)

Soil Moisture Remote Sensing across Scales. - Nemesio Rodriguez-Fernandez; Ahmad Al Bitar; Andreas Colliander; Tianjie Zhao (Remote. Sens., 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)

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; et al. (IGARSS, 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 (IGARSS, 2020)

Full-Wave Simulations of Scattering in Vegetation for Microwave Remote Sensing of Soil Moisture. - Weihui Gu; Leung Tsang; Andreas Colliander; Simon Yueh (IGARSS, 2020)

Estimating Global Evapotranspiration Using Smap Surface and Root-Zone Moisture Content. - Youngwook Kim; Hotaek Park; John S. Kimball; Andreas Colliander; Jesse Johnson (IGARSS, 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 (IGARSS, 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)

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)

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)

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; et al. (IEEE J. Sel. Top. Appl. Earth Obs. 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 004; Steven Tsz K. Chan; Dara Entekhabi; Rajat Bindlish; Peggy E. O'Neill; Jun Asanuma; Aaron A. Berg; David D. Bosch; et al. (IEEE Trans. Geosci. Remote. Sens., 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)

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 (IGARSS, 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 001; Roy Scott Dunbar; Andreas Colliander; Dara Entekhabi; Fan Chen 004; Rajat Bindlish; Peggy O'Neill (IGARSS, 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; et al. (IGARSS, 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 (IGARSS, 2021)

Multi-Frequency NMM3D Simulations of Wave Propagation in Vegetation for Remote Sensing of Soil Moisture. - Weihui Gu; Leung Tsang; Andreas Colliander; Simon Yueh (IGARSS, 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 (IGARSS, 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 (IGARSS, 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 (IGARSS, 2021)

Crop-CASMA - A Web GIS Tool for Cropland Soil Moisture Monitoring and Assessment Based on SMAP Data. - Zhengwei Yang; Chen Zhang 014; Haoteng Zhao; Ziheng Sun; Rajat Bindlish; Pang-Wei Liu; Andreas Colliander; Rick Mueller; Liping Di; Wade T. Crow; Rolf Reichle (IGARSS, 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)

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)

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; et al. (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 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)

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 (IGARSS, 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; et al. (IGARSS, 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 (IGARSS, 2022)

Full-Wave Simulations of Scattering by Corn Fields at L-Band. - Ruoxing Gao; Jongwoo Jeong; Weihui Gu; Leung Tsang; Andreas Colliander; Simon Yueh (IGARSS, 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 (IGARSS, 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 (IGARSS, 2022)

Hybrid Method for Full-Wave Simulations of Forests at L-Band. - Weihui Gu; Leung Tsang; Andreas Colliander; Simon Yueh (IEEE Access, 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)

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 014; 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; et al. (Int. J. Appl. Earth Obs. Geoinformation, 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)

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)

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)

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)

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 001; Fan Chen 004; Xiaolan Xu; Rajat Bindlish; Peggy O'Neill; Jun Asanuma; Aaron A. Berg; et al. (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 004; Steven Chan 001; Narendra Narayan Das; Rajat Bindlish; Julian Chaubell; Seung-Bum Kim; Qing Liu 023; Peggy E. O'Neill; et al. (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)

Application of a Change Detection Soil Moisture Retrieval Algorithm to Combined, Semiconcurrent Radiometer, and Radar Observations. - Jeffrey D. Ouellette; Tanish P. Himani; Li Li 016; 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)

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)

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)

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)

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)

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 (IGARSS, 2023)

L-Band Radar for Forest Temporal Dynamics. - Xingjian Chen; Paul Siqueira; Kyle McDonald; Michael H. Cosh; Andreas Colliander; Mark Vanscoy (IGARSS, 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 (IGARSS, 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 (IGARSS, 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; et al. (IGARSS, 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 003; Julian Chaubell; Philippe Richaume; Arnaud Mialon; Jun Asanuma; Aaron A. Berg; David D. Bosch; et al. (IEEE Geosci. Remote. Sens. Lett., 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)

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, 2023)

STASIS: A Concept for Sparse Interferometric Radiometry of the Antarctic Ice Sheet. - Alex Akins; Alan B. Tanner; Andreas Colliander; Nicole Schlegel; Igor Yanovsky; Kenza Boudad; Sidharth Misra; Shannon T. Brown (IGARSS, 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 (IGARSS, 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 (IGARSS, 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 (IGARSS, 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 (IGARSS, 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 (IGARSS, 2024)

A Soil Moisture Spatial Downscaling Method for Smap Using the Optical Trapezoid Model. - Yanmei Zhong; Zushuai Wei; Andreas Colliander; Jeffrey P. Walker (IGARSS, 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)

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)

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)

Downscaling Passive Microwave Soil Moisture Estimates Using Stand-Alone Optical Remote Sensing Data. - Yanmei Zhong; Zushuai Wei; Linguang Miao; Yanwen Wang 005; Jeffrey P. Walker; Andreas Colliander (IEEE Trans. Geosci. Remote. Sens., 2024)

Value of microwave soil moisture and thermal-infrared evapotranspiration retrievals for the mapping of irrigation coverage. - Wade T. Crow; Martha C. Anderson; John M. Volk; Andreas Colliander (Int. J. Appl. Earth Obs. Geoinformation, 2025)

Soil Moisture Active/Passive Validation Experiment Within the Canadian Boreal Forest in 2022 (SMAPVEX22-Boreal). - Aaron A. Berg; Kayla Wicks; Jaison Thomas Ambadan; Alexandre Roy; Ramata Magagi; Warren Helgason; Andreas Colliander; Zohreh Alijani; Yasaman Amini; Michael H. Cosh; Jay Creen; Azza Gorrab; et al. (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2025)

SMAP Validation Experiment 2019-2022 (SMAPVEX19-22): Field Campaign to Improve Soil Moisture and Vegetation Optical Depth Retrievals in Temperate Forests. - Andreas Colliander; Michael H. Cosh; Laura L. Bourgeau-Chavez; Victoria R. Kelly; Simon Kraatz; Paul Siqueira; Victoria A. Walker; Xingjian Chen; Alexandre Roy; Tarendra Lakhankar; Kyle C. McDonald; Nicholas Steiner; et al. (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2025)

Comparison of in Situ Plant Area Index and Remotely Sensed Leaf Area Index of Northeastern American Deciduous, Mixed, and Coniferous Forests for SMAPVEX19-22. - Christopher L. Cook; Laura L. Bourgeau-Chavez; Dorthea Vander Bilt; Mary Ellen Miller; Simon Kraatz; Michael H. Cosh; Victoria R. Kelly; Andreas Colliander (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2025)

Estimating Vegetation Optical Depth With Mobile GNSS Transmissiometry in Temperate Forests During SMAPVEX22. - Abesh Ghosh; Md. Mehedi Farhad; M. Ehsanul Hoque; Dylan R. Boyd; Laura L. Bourgeau-Chavez; Michael H. Cosh; Andreas Colliander; Mehmet Kurum (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2025)

Full-Wave Simulations of Forest at L-Band With Fast Hybrid Multiple Scattering Theory Method and Comparison With GNSS Signals. - Jongwoo Jeong; Leung Tsang; Mehmet Kurum; Abesh Ghosh; Andreas Colliander; Simon Yueh; Kyle McDonald; Nicholas Steiner; Michael H. Cosh (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2025)

Soil Moisture Estimates Using -Band Airborne SAR Over Forests Replicating NISAR Observations. - Seung-Bum Kim; Xiaolan Xu; Simon Kraatz; Andreas Colliander; Michael H. Cosh; Vicky Kelly; Paul Siqueira (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2025)

Assessing the SMAP Level-4 Carbon Product Over the Arctic and Subarctic Zones. - Rémi Madelon; John S. Kimball; K. Arthur Endsley; Gabriëlle J. M. De Lannoy; Oliver Sonnentag; Haley Alcock; Matteo Detto; Anna M. Virkkala; Brendan M. Rogers; Jennifer D. Watts; Alex Mavrovic; Scott N. Williamson; et al. (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2025)

Soil Surface Roughness in Temperate Forest During SMAPVEX19-22. - Victoria A. Walker; Michael H. Cosh; William A. White 001; Andreas Colliander; Victoria R. Kelly; Paul Siqueira (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2025)

A Sparse Synthetic Aperture Radiometer Constellation Concept for Remote Sensing of Antarctic Ice Sheet Temperature. - Alex B. Akins; Alan B. Tanner; Andreas Colliander; Nicole-Jeanne Schlegel; Kenza Boudad; Igor Yanovsky; Shannon T. Brown; Sidharth Misra (IEEE Trans. Geosci. Remote. Sens., 2025)

Bayesian Time Series Approach and Its Application to Retrieve Ground and Vegetation Variables From L-Band Passive Microwave Remote Sensing. - Manu Holmberg; Juha Lemmetyinen; Philippe Richaume; Andreas Colliander; Anna Kontu; Johanna Tamminen (IEEE Trans. Geosci. Remote. Sens., 2025)

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 (IEEE Trans. Geosci. Remote. Sens., 2025)