James D. Campbell

According to our database, James D. Campbell authored at least 12 papers between 2001 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2024

Uncertainty Quantification in Machine Learning Based Retrieval of Soil Moisture from GNSS-R Observations.

Grigorios Tsagkatakis, Amer Melebari, Ruzbeh Akbar, James D. Campbell, Erik Hodges, Mahta Moghaddam

Proceedings of the IGARSS 2024, 2024

Sensitivity Analysis OF GNSS-R Delay Doppler Maps to Soil Moisture and Vegetation Using a Physics-Based Model.

Amer Melebari, James D. Campbell, Erik Hodges, Mahta Moghaddam

Proceedings of the IGARSS 2024, 2024

2023

Improved Geometric Optics with Topography (IGOT) Model for GNSS-R Delay-Doppler Maps Using Three-Scale Surface Roughness.

Amer Melebari, James D. Campbell, Erik Hodges, Mahta Moghaddam

Remote. Sens., April, 2023

Using Lidar Digital Elevation Models for Reflectometry Land Applications.

Erik Hodges, James D. Campbell, Amer Melebari, Alexandra Bringer, Joel T. Johnson, Mahta Moghaddam

IEEE Trans. Geosci. Remote. Sens., 2023

Validation of the Improved Geometric Optics with Topography (IGOT) GNSS-R Model Using Cygnss Land Observations.

Amer Melebari, James D. Campbell, Erik Hodges, Mahta Moghaddam

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

2022

Intercomparison of Electromagnetic Scattering Models for Delay-Doppler Maps Along a CYGNSS Land Track With Topography.

James D. Campbell, Ruzbeh Akbar, Alexandra Bringer, Davide Comite, Laura Dente, Scott T. Gleason, Leila Guerriero, Erik Hodges, Joel T. Johnson, Seung-Bum Kim, Amer Melebari, Nazzareno Pierdicca, Christopher S. Ruf, Leung Tsang, Tianlin Wang, Haokui Xu, Jiyue Zhu, Mahta Moghaddam

IEEE Trans. Geosci. Remote. Sens., 2022

GNSS-R Soil Moisture Retrieval for Flat Vegetated Surfaces Using a Physics-Based Bistatic Scattering Model and Hybrid Global/Local Optimization.

Amir Azemati, Amer Melebari, James D. Campbell, Jeffrey P. Walker, Mahta Moghaddam

Remote. Sens., 2022

2021

Intercomparison of Models for CYGNSS Delay-Doppler Maps at a Validation Site in the San Luis Valley of Colorado.

James D. Campbell, Ruzbeh Akbar, Amir Azemati, Alexandra Bringer, Davide Comite, Laura Dente, Scott T. Gleason, Leila Guerriero, Erik Hodges, Joel T. Johnson, Seung-Bum Kim, Amer Melebari, Nazzareno Pierdicca, Bowen Ren, Christopher S. Ruf, Leung Tsang, Haokui Xu, Jiyue Zhu, Mahta Moghaddam

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

2020

Modeling the Effects of Topography on Delay-Doppler Maps.

James D. Campbell, Amer Melebari, Mahta Moghaddam

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

Soilscape Wireless in Situ Networks in Support of Cyngss Land Applications.

Ruzbeh Akbar, James D. Campbell, Agnelo R. Silva, Richard H. Chen, Amer Melebari, Erik Hodges, Dara Entekhabi, Chris Ruf, Mahta Moghaddam

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

2015

Ownership and pricing of information: A model and application to open access.

James D. Campbell

Inf. Econ. Policy, 2015

2001

Introducing Computer-Based Telemedicine in Three Rural Missouri Counties.

Kimberly D. Harris, Joseph F. Donaldson, James D. Campbell

J. Organ. End User Comput., 2001