List of works by Jeffrey P. Walker

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

article

Airborne forest monitoring during SMAPEx-3 campaign

An EKF assimilation of AMSR-E soil moisture into the ISBA land surface scheme

scientific article published in 2009

An Extension of the Alpha Approximation Method for Soil Moisture Estimation Using Time-Series SAR Data Over Bare Soil Surfaces

An airborne simulation of the SMAP data stream

Assessment of the SMAP Level-4 Surface and Root-Zone Soil Moisture Product Using In Situ Measurements

Assessment of the SMAP Passive Soil Moisture Product

Comparison of Microwave and Infrared Land Surface Temperature Products Over the NAFE'06 Research Sites

scientific article

Comparison of downscaling techniques for high resolution soil moisture mapping

Copula-Based Downscaling of Coarse-Scale Soil Moisture Observations With Implicit Bias Correction

article

Development and validation of the GCOM-W AMSR2 soil moisture product

article

Downscaling SMOS-Derived Soil Moisture Using MODIS Visible/Infrared Data

article by Maria Piles et al published September 2011 in IEEE Transactions on Geoscience and Remote Sensing

Dry-end surface soil moisture variability during NAFE'06

scholarly article

Dual-Polarization GNSS-R Interference Pattern Technique for Soil Moisture Mapping

Effective LAI and CHP of a Single Tree From Small-Footprint Full-Waveform LiDAR

article

Estimating surface soil moisture from SMAP observations using a Neural Network technique

scientific article published on 11 November 2017

Estimation of forest biomass from L-band polarimetric decomposition components

Evaluating soil moisture retrievals from ESA's SMOS and NASA's SMAP brightness temperature datasets.

scientific article published on 20 March 2017

Evaluation of IEM, Dubois, and Oh Radar Backscatter Models Using Airborne L-Band SAR

article published in 2014

Evaluation of SMAP downscaled brightness temperature using SMAPEx-4/5 airborne observations

scientific article published on 01 February 2019

Evaluation of the validated Soil Moisture product from the SMAP radiometer

Extended versus Ensemble Kalman Filtering for Land Data Assimilation

article by Rolf H. Reichle et al published December 2002 in Journal of Hydrometeorology

Forest Biomass Estimation at High Spatial Resolution: Radar Versus Lidar Sensors

GCOM-W AMSR2 Soil Moisture Product Validation Using Core Validation Sites

How Universal Is the Relationship between Remotely Sensed Vegetation Indices and Crop Leaf Area Index? A Global Assessment.

scientific article published on 15 July 2016

Improved water balance component estimates through joint assimilation of GRACE water storage and SMOS soil moisture retrievals

article

Improving the Accuracy of Soil Moisture Retrievals Using the Phase Difference of the Dual-Polarization GNSS-R Interference Patterns

Inter-Comparison of Proximal Near-Surface Soil Moisture Measurement Techniques

scientific article published in January 2022

Joint Sentinel-1 and SMAP data assimilation to improve soil moisture estimates.

scientific article

On the Correlation Between GNSS-R Reflectivity and L-Band Microwave Radiometry

article published in 2016

Optical Sensing of Vegetation Water Content: A Synthesis Study

Optimization of a Radiative Transfer Forward Operator for Simulating SMOS Brightness Temperatures over the Upper Mississippi Basin

Parameterization of the Land Parameter Retrieval Model for L-Band Observations Using the NAFE'05 Data Set

scientific article

Preliminary leaf area index estimates from airborne small footprint full-waveform LiDAR data

article

Root zone soil moisture from the assimilation of screen-level variables and remotely sensed soil moisture

scholarly article

SMAP soil moisture drying more rapid than observed in situ following rainfall events

scholarly article

SMOS and SMAP Brightness Temperature Assimilation Over the Murrumbidgee Basin

Sensitivity of L-Band Radar Backscatter to Forest Biomass in Semiarid Environments: A Comparative Analysis of Parametric and Nonparametric Models

scholarly article

Sensitivity of TerraSAR-X-band data to surface parameters in bare agricultural areas

Similarities Between Spaceborne Active and Airborne Passive Microwave Observations at 1 km Resolution

Soil Moisture Retrieval in Agricultural Fields Using Adaptive Model-Based Polarimetric Decomposition of SAR Data

Soil Salinity Impacts on L-Band Remote Sensing of Soil Moisture

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

scientific article published on 01 January 2017

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

The CoSMOS L-band experiment in Southeast Australia

article

The FLUXNET2015 dataset and the ONEFlux processing pipeline for eddy covariance data

scientific article published on 09 July 2020

The Global Land Data Assimilation System

article by Matthew Rodell et al published March 2004 in Bulletin of the American Meteorological Society

The Polarimetric L-Band Imaging Synthetic Aperture Radar (PLIS): Description, Calibration, and Cross-Validation

scholarly article published 2018

The Soil Moisture Active Passive Experiments (SMAPEx): Toward Soil Moisture Retrieval From the SMAP Mission

The dual polarization GNSS-R interference pattern technique

The light airborne reflectometer for GNSS-R observations (LARGO) instrument: Initial results from airborne and Rover field campaigns

Upscaling sparse ground-based soil moisture observations for the validation of coarse-resolution satellite soil moisture products

Using long-term water balances to parameterize surface conductances and calculate evaporation at 0.05° spatial resolution

Validation of the ASAR Global Monitoring Mode Soil Moisture Product Using the NAFE'05 Data Set

Vegetation Canopy Height Retrieval Using L1 and L5 Airborne GNSS-R

scientific article published on 29 November 2021

Version 4 of the SMAP Level‐4 Soil Moisture Algorithm and Data Product

scientific article

Wheat Canopy Structure and Surface Roughness Effects on Multiangle Observations at L-Band

article published in 2012

Wildfire Smoke Particulate Matter Concentration Measurements Using Radio Links From Cellular Communication Networks

scientific article published in 2021

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