Intercomparison of microwave radiative transfer models for precipitating clouds. - Eric A. Smith; Peter Bauer; Frank S. Marzano; Christian D. Kummerow; Darren McKague; Alberto Mugnai; Giulia Panegrossi (IEEE Trans. Geosci. Remote. Sens., 2002)

Vicarious Calibration of Global Precipitation Measurement Microwave Radiometers. - Darren McKague; Christopher Ruf; John J. Puckett (IGARSS (4), 2008)

Microwave Radiometer Inter-calibration using the Vicarious Calibration Method. - Darren McKague; Christopher Ruf; John J. Puckett (IGARSS (4), 2009)

K-Band Radio frequency Interference Survey of Southeastern Michigan. - Shannon Curry; Michael Ahlers; Harvey Elliot; Steven M. Gross; Darren McKague; Sidharth Misra; John J. Puckett; Christopher Ruf (IGARSS, 2010)

Stability of the vicarious cold calibration statistic for the GPM constellation. - Rachael Kroodsma; Darren McKague; John J. Puckett; Christopher Ruf (IGARSS, 2010)

Characterization of K-band radio frequency interference from AMSR-E, WindSat and SSM/I. - Darren McKague; John J. Puckett; Christopher Ruf (IGARSS, 2010)

WindSat retrieval of ocean surface wind speeds in tropical cyclones. - Amanda Mims; Rachael Kroodsma; Christopher Ruf; Darren McKague (IGARSS, 2010)

Robustness of the vicarious cold calibration algorithm in the double difference method for GPM inter-calibration. - Rachael Kroodsma; Darren McKague; Christopher Ruf (IGARSS, 2011)

A Consensus Calibration based on TMI and Windsat. - Thomas Wilheit; Wesley K. Berg; W. Linwood Jones; Rachael Kroodsma; Darren McKague; Christopher Ruf; Mathew R. P. Sapiano (IGARSS, 2011)

Beam Spoiling Correction for Spaceborne Microwave Radiometers Using the Two-Point Vicarious Calibration Method. - Darren McKague; Christopher Ruf; John J. Puckett (IEEE Trans. Geosci. Remote. Sens., 2011)

Satellite attitude analysis using the vicarious cold calibration method for microwave radiometers. - Rachael Kroodsma; Darren McKague; Christopher Ruf (IGARSS, 2012)

Inter-Calibration of Microwave Radiometers Using the Vicarious Cold Calibration Double Difference Method. - Rachael Kroodsma; Darren S. McKague; Christopher S. Ruf (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2012)

Effect of microwave radiometer inter-calibration on rainfall accumulation for the global precipitation measurement mission. - Rachael Kroodsma; Darren McKague; Christopher Ruf (IGARSS, 2013)

Radio Frequencies: Policy and Management. - David R. DeBoer; Sandra Cruz-Pol; Michael M. Davis; Todd Gaier; Paul Feldman; Jasmeet Judge; Kenneth I. Kellermann; David G. Long; Loris Magnani; Darren S. McKague; Timothy J. Pearson; Alan E. E. Rogers; et al. (IEEE Trans. Geosci. Remote. Sens., 2013)

Extension of Vicarious Cold Calibration to 85-92 GHz for Spaceborne Microwave Radiometers. - Rachael Kroodsma; Darren McKague; Christopher S. Ruf (IEEE Trans. Geosci. Remote. Sens., 2013)

Toward an Intercalibrated Fundamental Climate Data Record of the SSM/I Sensors. - Mathew R. P. Sapiano; Wesley K. Berg; Darren McKague; Christian D. Kummerow (IEEE Trans. Geosci. Remote. Sens., 2013)

Test methodology for the geostar correlator. - David Austerberry; Todd Gaier; Pekka Kangaslahti; Bjorn Lambrigtsen; Darren McKague; Isaac Ramos-Pérez; Christopher Ruf; Alan B. Tanner (IGARSS, 2015)

Intercalibrating the GPM constellation using the GPM Microwave Imager (GMI). - Thomas Wilheit; Wesley K. Berg; Hamideh Ebrahimi; Rachael Kroodsma; Darren McKague; Vivienne Payne; James R. Wang (IGARSS, 2015)

Identifying and resolving a calibration issue with GMI. - John Xun Yang; Darren S. McKague; Christopher S. Ruf (IGARSS, 2015)

Assessing Calibration Stability Using the Global Precipitation Measurement (GPM) Microwave Imager (GMI) Noise Diodes. - David W. Draper; David A. Newell; Darren S. McKague; Jeffrey R. Piepmeier (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2015)

A 180 GHz prototype for a geostationary microwave imager/sounder-GeoSTAR-III. - Todd Gaier; Pekka Kangaslahti; Bjorn Lambrigtsen; Isaac Ramos-Pérez; Alan B. Tanner; Darren McKague; Christopher Ruf; Michael J. Flynn; Zhengya Zhang; Roger Backhus; David Austerberry (IGARSS, 2016)

Examining GMI intercalibration dependence on the full dynamic range of brightness temperature using cold and warm end tie points. - John Xun Yang; Darren S. McKague; Christopher S. Ruf; Hu Yang 002; Fuzhong Weng (IGARSS, 2016)

Improving Collocation-Based Scan-Dependent Intercalibration Over the Ocean for Spaceborne Radiometry. - John Xun Yang; Darren S. McKague (IEEE Geosci. Remote. Sens. Lett., 2016)

Boreal, Temperate, and Tropical Forests as Vicarious Calibration Sites for Spaceborne Microwave Radiometry. - John Xun Yang; Darren S. McKague; Christopher S. Ruf (IEEE Trans. Geosci. Remote. Sens., 2016)

Calibration and validation processing for the CYGNSS wind speed retrieval algorithm. - Rajeswari Balasubramaniam; Christopher S. Ruf; Darren McKague; Maria Paola Clarizia; Scott Gleason 001 (IGARSS, 2017)

Generation of cygnss level 2 wind speed data products. - Maria Paola Clarizia; Christopher S. Ruf; Scott Gleason 001; Rajeswari Balasubramaniam; Darren McKague (IGARSS, 2017)

TRMM Microwave Imager (TMI) updates for final data version release. - Rachael Kroodsma; Stephen Bilanow; Yimin Ji; Darren McKague (IGARSS, 2017)

Cygnss constellation intercalibration. - Darren S. McKague; Christopher S. Ruf (IGARSS, 2017)

Development of GPS constellation power monitor system for high accuracy calibration/validation of the cygnss L1B data. - Tianlin Wang; Christopher Ruf; Scott Gleason 001; Bruce P. Block; Darren McKague; Damen Provost (IGARSS, 2017)

Vicarious Cold Calibration for Conical Scanning Microwave Imagers. - Rachael A. Kroodsma; Darren S. McKague; Christopher S. Ruf (IEEE Trans. Geosci. Remote. Sens., 2017)

Enabling Sampling Properties of the Cygnss Satellite Constellation. - Christopher Ruf; Charles Bussy-Virat; Darren McKague; Aaron J. Ridley; Mary Morris (IGARSS, 2018)

Characterization of the Transmit Power and Antenna Pattern of the GPS Constellation for the CYGNSS Mission. - Tianlin Wang; Christopher Ruf; Bruce P. Block; Darren McKague (IGARSS, 2018)

Fundamental Climate Data Records of Microwave Brightness Temperatures. - Wesley K. Berg; Rachael Kroodsma; Christian D. Kummerow; Darren S. McKague (Remote. Sens., 2018)

On-Orbit Trending of CYGNSS Data. - Darren S. McKague; Christopher S. Ruf (IGARSS, 2019)

CYGNSS Smallsat Mission Design, Engineering Performance and Science Results. - Chris Ruf; Darren McKague; Scott Gleason 001 (IGARSS, 2019)

The GNSS-R Cygnss Mission: an Update. - Chris Ruf; Darren McKague; Mary Morris; Derek J. Posselt; Mahta Moghaddam (IGARSS, 2019)

A Real-Time EIRP Level 1 Calibration Algorithm for the CYGNSS Mission Using the Zenith Measurements. - Tianlin Wang; Christopher Ruf; Scott Gleason 001; Bruce P. Block; Darren McKague; Andrew O'Brien 001 (IGARSS, 2019)

The CYGNSS Level 1 Calibration Algorithm and Error Analysis Based on On-Orbit Measurements. - Scott Gleason 001; Christopher S. Ruf; Andrew J. O'Brien 001; Darren S. McKague (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2019)

Assessment of CYGNSS Wind Speed Retrieval Uncertainty. - Christopher S. Ruf; Scott Gleason 001; Darren S. McKague (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2019)

Design and Performance of a GPS Constellation Power Monitor System for Improved CYGNSS L1B Calibration. - Tianlin Wang; Christopher S. Ruf; Bruce P. Block; Darren S. McKague; Scott Gleason 001 (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2019)

Next Generation GNSS-R Instrument. - Christopher Ruf; Roger Backhus; Timothy Butler; Chi-Chih Chen; Scott Gleason 001; Eric Loria; Darren McKague; Ryan Miller; Andrew O'Brien 001; Line van Nieuwstadt (IGARSS, 2020)

Monitoring GPS Eirp for Cygnss Level 1 Calibration. - Tianlin Wang; Christopher Ruf; Scott Gleason 001; Darren McKague; Andrew O'Brien 001; Bruce P. Block (IGARSS, 2020)

Improvement of CYGNSS Level 1 Calibration Using Modeling and Measurements of Ocean Surface Mean Square Slope. - Tianlin Wang; Valery U. Zavorotny; Joel T. Johnson; Yuchan Yi; Christopher Ruf; Scott Gleason 001; Darren McKague; Paul A. Hwang; Erick Rogers; Shuyi Chen; Yulin Pan; Thomas Bakker (IGARSS, 2020)

The Important Role of Antenna Pattern Characterization in the Absolute Calibration of GNSS-R Measurements. - Tianlin Wang; Christopher Ruf; Darren McKague; Anthony Russel; Andrew O'Brien 001; Scott Gleason 001 (IGARSS, 2021)

Characterizing and Mitigating Digital Sampling Effects on the CYGNSS Level 1 Calibration. - Scott Gleason 001; Mohammad M. Al-Khaldi; Christopher S. Ruf; Darren S. McKague; Tian-Lin Wang; Anthony Russel (IEEE Trans. Geosci. Remote. Sens., 2022)

Dynamic Calibration of GPS Effective Isotropic Radiated Power for GNSS-Reflectometry Earth Remote Sensing. - Tian-Lin Wang; Christopher S. Ruf; Scott Gleason 001; Andrew J. O'Brien 001; Darren S. McKague; Bruce P. Block; Anthony Russel (IEEE Trans. Geosci. Remote. Sens., 2022)

CYGNSS SoilSCAPE Sites: Sensor Calibration and Data Analysis. - Amer Melebari; Agnelo R. Silva; Ruzbeh Akbar; Erik Hodges; Yuhuan Zhao; Piril Nergis; Darren S. McKague; Chris Ruf; Mahta Moghaddam (IGARSS, 2023)

Using Synthetic Cyclone Models for High Wind GNSS-R Calibration, Validation, and Algorithm Development: A CYGNSS Case Study. - Mohammad M. Al-Khaldi; Scott Gleason 001; Joel T. Johnson; Rajeswari Balasubramaniam; Christopher S. Ruf; Darren S. McKague; Bachir Annane; Tianlin Wang; Anthony Russel; Dorina Twigg (IEEE Trans. Geosci. Remote. Sens., 2023)

Performance and Characterization of CYGNSS Wind Speed Products. - Christopher Ruf; Shakeel Asharaf; Rajeswari Balasubramaniam; Darren McKague; Daniel Pascual; Brent Roberts; Anthony Russel; Dorina Twigg; April M. Warnock (IGARSS, 2024)

Characterization of CYGNSS Ocean Surface Wind Speed Products. - Christopher Ruf; Mohammad M. Al-Khaldi; Shakeel Asharaf; Rajeswari Balasubramaniam; Darren McKague; Daniel Pascual; Anthony Russel; Dorina Twigg; April M. Warnock (Remote. Sens., 2024)

An Analysis of a Commercial GNSS-R Soil Moisture Dataset. - Mohammad M. Al-Khaldi; Joel T. Johnson; Dustin Horton; Darren S. McKague; Dorina Twigg; Anthony Russel; Frederick Policelli; Jeffrey D. Ouellette; Rajat Bindlish; Jeonghwan Park 001 (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2024)

An Instrument Error Correlation Model for Global Navigation Satellite System Reflectometry. - Charles E. Powell; Christopher S. Ruf; Darren S. McKague; Tianlin Wang; Anthony Russel (Remote. Sens., 2024)

Measurement of GPS Antenna Gain Patterns for CYGNSS Using a Spaceborne Antenna Range. - Tianlin Wang; Christopher S. Ruf; Andrew O'Brien 001; Scott Gleason 001; Darren S. McKague; Bruce P. Block; Anthony Russel (IEEE Trans. Aerosp. Electron. Syst., 2024)

An Analysis of a Commercial GNSS-R Ocean Wind Speed Dataset. - Mohammad M. Al-Khaldi; Joel T. Johnson; Darren S. McKague; Dorina Twigg; Anthony Russel; Frederick Policelli (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2025)

Quantifying and Correcting Thermally Driven Oscillations in CYGNSS Real-Time GPS Effective Isotropic Radiated Power. - Mohammad M. Al-Khaldi; Scott Gleason 001; Christopher Ruf; Darren S. McKague; Tianlin Wang; Anthony Russel; Dorina Twigg (IEEE Trans. Geosci. Remote. Sens., 2025)

Detection and Analysis of GPS L1-Band Radio Frequency Interference Using Spaceborne Global Navigation Satellite System Reflectometry Receivers. - Mohammad M. Al-Khaldi; Joel T. Johnson; Darren S. McKague; Scott Gleason 001; Frederick Policelli; Rajat Bindlish; Dorina Twigg; Anthony Russel (IEEE Trans. Geosci. Remote. Sens., 2025)