As Principal Investigator

2025
ROSE-L Soil Moisture Retrieval Using the SMAP and NISAR Algorithm NASA ROSES USPI · 2025–2029 active
2021
Improve Soil Moisture Retrieval and Vegetation Optical Depth Using CYGNSS V3 Data NASA ROSES A.27 CYGNSS · 2021–2026 active
2018
Multilayer Forward Model Using SnowEx and TomoSAR Datasets at X/Ku-Band NASA ROSES THP · 2018–2020 completed

As Co-Investigator

2025
Development of a Multi-Frequency InSAR Phase Data Assimilation Framework for Improved Seasonal SWE Characterization NASA ROSES THP · 2025–2028 · PI: Steven Margulis (UCLA) active
2019
Theoretical Basis for P-Band Signals of Opportunity for Remote Sensing of Snow Water Equivalent NASA ROSES RST · 2019–2022 · PI: Steven Margulis (UCLA) completed
2019
Signals of Opportunity Synthetic Aperture Radar for High Resolution Remote Sensing of Land Surfaces NASA ROSES IIP · 18 months · PI: Simon Yueh (JPL) completed
2018
CYGNSS Soil Moisture Algorithm and Validation NASA ROSES CYGNSS · 2018–2021 · PI: Simon Yueh (JPL) completed
2018
P-Band Signals of Opportunity for Remote Sensing of Root Zone Soil Moisture and Snow NASA ROSES THP · 2018–2020 · PI: Simon Yueh (JPL) completed
2014
Radar Scattering from Terrestrial Snow at X Band and Ku Band: Forward Physical Models, Validation with SnowSAR Data and Retrieval Algorithm NASA ROSES THP · 2014–2016 · PI: Leung Tsang (Univ. of Washington) completed

As Collaborator

Unfunded team member on selected proposals.

2016
Characterizing Accuracy of an Advanced Snow Water Equivalent Retrieval Algorithm Applied to Airborne Microwave Remote Sensing Measurements NASA ROSES THP · PI: Michael Durand completed
2016
Integrating Satellite Soil Moisture into Weather, Emission, and Air Quality Modeling NASA ROSES SUSMAP · PI: Min Huang completed