selected publications
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conference proceeding
- Signal Polarization Selection for GPS-IR Remote Sensing-Theoretical Analysis and Experimental Results. 3958-3968. 2015
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GPS GROUND NETWORKS FOR WATER CYCLE SENSING.
3822-3825.
2014
-
Time transfer using the phase of the GPS carrier.
292-297.
1998
- A STUDY OF REAL TIME ORBIT DETERMINATION FOR THE EXTREME ULTRAVIOLET EXPLORER. 625-634. 1994
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journal article
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Brief Communication: Update on the GPS reflection technique for measuring snow accumulation in Greenland.
The Cryosphere.
1985-1988.
2020
-
Design and Preliminary Testing of the Volcanic Ash Plume Receiver Network.
Journal of Atmospheric and Oceanic Technology.
353-367.
2019
-
GPS Interferometric Reflectometry Reveals Cyclic Elevation Changes in Thaw and Freezing Seasons in a Permafrost Area (Barrow, Alaska).
Geophysical Research Letters.
5581-5589.
2018
-
Vegetation Response to the 2012-2014 California Drought from GPS and Optical Measurements.
Remote Sensing.
2018
-
Decadal changes of surface elevation over permafrost area estimated using reflected GPS signals.
The Cryosphere.
477-489.
2018
-
GPS-derived estimates of surface mass balance and ocean-induced basal melt for Pine Island Glacier ice shelf, Antarctica.
The Cryosphere.
2655-2674.
2017
-
Detection of plumes at Redoubt and Etna volcanoes using the GPS SNR method.
Journal of Volcanology and Geothermal Research.
26-39.
2017
-
Snow accumulation variability on a West Antarctic ice stream observed with GPS reflectometry, 2007-2017.
Geophysical Research Letters.
7808-7816.
2017
-
A 10-Year Comparison of Water Levels Measured with a Geodetic GPS Receiver versus a Conventional Tide Gauge.
Journal of Atmospheric and Oceanic Technology.
295-307.
2017
-
An Assessment of the Precision and Accuracy of Altimetry Retrievals for a Monterey Bay GNSS-R Experiment.
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing.
4660-4668.
2016
-
Estimation of Snow Depth Using L1 GPS Signal-to-Noise Ratio Data.
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing.
4802-4808.
2016
-
Validation of GPS-IR Soil Moisture Retrievals: Comparison of Different Algorithms to Remove Vegetation Effects.
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing.
4759-4770.
2016
-
An algorithm for soil moisture estimation using GPS-interferometric reflectometry for bare and vegetated soil.
GPS Solutions.
525-537.
2016
-
GPS interferometric reflectometry: applications to surface soil moisture, snow depth, and vegetation water content in the western United States.
Wiley Interdisciplinary Reviews: Water.
775-787.
2016
-
Vegetation Sensing Using GPS-Interferometric Reflectometry: Theoretical Effects of Canopy Parameters on Signal-to-Noise Ratio Data.
IEEE Transactions on Geoscience and Remote Sensing.
2755-2764.
2015
-
Using geodetic GPS receivers to measure vegetation water content.
GPS Solutions.
237-248.
2015
-
Constraints on snow accumulation and firn density in Greenland using GPS receivers.
Journal of Glaciology.
101-114.
2015
-
Inverse Modeling of GPS Multipath for Snow Depth Estimation-Part I: Formulation and Simulations.
IEEE Transactions on Geoscience and Remote Sensing.
6555-6563.
2014
-
Inverse Modeling of GPS Multipath for Snow Depth Estimation-Part II: Application and Validation.
IEEE Transactions on Geoscience and Remote Sensing.
6564-6573.
2014
-
Comparing land surface phenology derived from satellite and GPS network microwave remote sensing.
International Journal of Biometeorology: the description, causes, and implications of climatic change.
1305-1315.
2014
-
Snow depth, density, and SWE estimates derived from GPS reflection data: Validation in the western U.S..
Water Resources Research.
6892-6909.
2014
-
An open source GPS multipath simulator in Matlab/Octave.
GPS Solutions.
473-481.
2014
-
Comparison of vegetation phenology in the western USA determined from reflected GPS microwave signals and NDVI.
International Journal of Remote Sensing.
2996-3017.
2014
-
Normalized Microwave Reflection Index: A Vegetation Measurement Derived From GPS Networks.
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing.
1501-1511.
2014
-
Normalized Microwave Reflection Index: Validation of Vegetation Water Content Estimates From Montana Grasslands.
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing.
1512-1521.
2014
-
Forward modeling of GPS multipath for near-surface reflectometry and positioning applications.
GPS Solutions.
309-322.
2014
-
First results from an airborne GPS radio occultation system for atmospheric profiling.
Geophysical Research Letters.
1759-1765.
2014
-
Effects of Near-Surface Soil Moisture on GPS SNR Data: Development of a Retrieval Algorithm for Soil Moisture.
IEEE Transactions on Geoscience and Remote Sensing.
537-543.
2014
-
State of the Art in Large-Scale Soil Moisture Monitoring.
Soil Science Society of America Journal.
1888-1919.
2013
-
The Accidental Tide Gauge: A GPS Reflection Case Study From Kachemak Bay, Alaska.
IEEE Geoscience and Remote Sensing Letters.
1200-1204.
2013
-
A methodology to eliminate snow- and ice-contaminated solutions from GPS coordinate time series.
Journal of Geophysical Research. Solid Earth.
4503-4510.
2013
-
Satellite clock bias estimation for iGPS.
GPS Solutions.
381-389.
2013
-
A new way to detect volcanic plumes.
Geophysical Research Letters.
2657-2660.
2013
-
Coastal sea level measurements using a single geodetic GPS receiver.
Advances in Space Research.
1301-1310.
2013
-
GPS snow sensing: results from the EarthScope Plate Boundary Observatory.
GPS Solutions.
41-52.
2013
-
Snow measurement by GPS interferometric reflectometry: an evaluation at Niwot Ridge, Colorado.
Hydrological Processes.
2951-2961.
2012
-
Longitudinal variations in the F region ionosphere and the topside ionosphere-plasmasphere: Observations and model simulations.
Journal of Geophysical Research: Space Physics.
2011
-
Spatiotemporal evolution of dike opening and decollement slip at Kilauea Volcano, Hawai'i.
Journal of Geophysical Research. Solid Earth.
2011
-
Routine determination of the plasmapause based on COSMIC GPS total electron content observations of the midlatitude trough.
Journal of Geophysical Research: Space Physics.
2010
-
Volcano monitoring using GPS: Developing data analysis strategies based on the June 2007 Kilauea Volcano intrusion and eruption.
Journal of Geophysical Research. Solid Earth.
2010
-
Sensing vegetation growth with reflected GPS signals.
Geophysical Research Letters.
2010
-
A Physical Model for GPS Multipath Caused by Land Reflections: Toward Bare Soil Moisture Retrievals.
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing.
100-110.
2010
-
GPS Multipath and Its Relation to Near-Surface Soil Moisture Content.
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing.
91-99.
2010
-
Observations of the ionospheric response to the 15 December 2006 geomagnetic storm: Long-duration positive storm effect.
Journal of Geophysical Research: Space Physics.
2009
-
Can we measure snow depth with GPS receivers?.
Geophysical Research Letters.
2009
-
Fault friction parameters inferred from the early stages of afterslip following the 2003 Tokachi-oki earthquake.
Journal of Geophysical Research. Solid Earth.
2009
-
GPS seismology.
Journal of Geodesy.
227-233.
2009
-
Use of GPS receivers as a soil moisture network for water cycle studies.
Geophysical Research Letters.
2008
-
Changes in the longitudinal structure of the low-latitude ionosphere during the July 2004 sequence of geomagnetic storms.
Journal of Geophysical Research: Space Physics.
2008
-
"Seismically and geodetically determined nondouble-couple source mechanisms from the 2000 Miyakejima volcanic earthquake swarm'' (vol 113, art no B10303, 2008).
Journal of Geophysical Research. Solid Earth.
2008
-
Using GPS multipath to measure soil moisture fluctuations: initial results.
GPS Solutions.
173-177.
2008
-
GPS seismology:: Application to the 2002 Mw 7.9 Denali fault earthquake.
Bulletin of the Seismological Society of America.
593-606.
2008
-
Modeling GPS phase multipath with SNR: Case study from the Salar de Uyuni, Boliva.
Journal of Geophysical Research. Solid Earth.
2008
-
Mapping the GPS multipath environment using the signal-to-noise ratio (SNR) (vol 42, art no RS6003, 2008).
Radio Science.
2008
-
Coseismic and early postseismic slip for the 2003 Tokachi-oki earthquake sequence inferred from GPS data.
Geophysical Research Letters.
2008
-
Geodetic measurements of postglacial adjustments in Greenland.
Journal of Geophysical Research. Solid Earth.
2008
-
Resolving static offsets from high-rate GPS data: the 2003 Tokachi-oki earthquake.
Earth, Planets and Space.
801-808.
2008
-
An assessment of relativistic effects for low Earth orbiters: the GRACE satellites.
Metrologia: international journal of pure and applied metrology.
484-490.
2007
-
Stability and uncertainty of finite-fault slip inversions: Application to the 2004 Parkfield, California, earthquake.
Bulletin of the Seismological Society of America.
1911-1934.
2007
-
Mapping the GPS multipath environment using the signal-to-noise ratio (SNR).
Radio Science.
2007
-
Elastic uplift in southeast Greenland due to rapid ice mass loss.
Geophysical Research Letters.
2007
-
Seismicity variations associated with aseismic transients in Guerrero, Mexico, 1995-2006.
Earth and Planetary Science Letters.
493-504.
2007
-
Seismically and geodetically determined nondouble-couple source mechanisms from the 2000 Miyakejima volcanic earthquake swarm.
Journal of Geophysical Research. Solid Earth.
2007
-
The 2006 aseismic slow slip event in Guerrero, Mexico: New results from GPS.
Geophysical Research Letters.
2007
-
Improving the precision of high-rate GPS.
Journal of Geophysical Research. Solid Earth.
2007
-
Recovering seismic displacements through combined use of 1-Hz GPS and strong-motion accelerometers.
Bulletin of the Seismological Society of America.
357-378.
2007
-
Finding the repeat times of the GPS constellation.
GPS Solutions.
71-76.
2007
-
Frictional properties on the San Andreas fault near Parkfield, California, inferred from models of afterslip following the 2004 earthquake.
Bulletin of the Seismological Society of America.
S321-S338.
2006
-
Absolute calibration of a geodetic time transfer system.
IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control.
1904-1911.
2005
-
Long-term comparisons between two-way satellite and geodetic time transfer systems.
IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control.
1912-1918.
2005
-
Propagation of the 2001-2002 silent earthquake and interplate coupling in the Oaxaca subduction zone, Mexico.
Earth, Planets and Space.
973-985.
2005
-
Modified sidereal filtering: Implications for high-rate GPS positioning.
Geophysical Research Letters.
2004
-
Modeling the rupture process of the 2003 September 25 Tokachi-Oki (Hokkaido) earthquake using 1-Hz GPS data.
Geophysical Research Letters.
2004
-
Interplate coupling and a recent aseismic slow slip event in the Guerrero seismic gap of the Mexican subduction zone, as deduced from GPS data inversion using a Bayesian information criterion.
Physics of the Earth and Planetary Interiors.
513-530.
2004
-
Slip history of the 2003 San Simeon earthquake constrained by combining 1-Hz GPS, strong motion, and teleseismic data.
Geophysical Research Letters.
2004
-
Crustal deformation measurements in Guerrero, Mexico -: art. no. B04409.
Journal of Geophysical Research. Solid Earth.
2004
-
Earthquake nucleation by transient deformations caused by the M=7.9 Denali, Alaska, earthquake.
Nature.
621-624.
2004
-
A large silent earthquake in the Guerrero seismic gap, Mexico.
Geophysical Research Letters.
2003
-
Using 1-Hz GPS data to measure deformations caused by the Denali fault earthquake.
Science.
1421-1424.
2003
-
Present-day crustal movement and tectonic deformation in China continent.
Science China Earth Sciences.
865-874.
2002
-
Surface melt-induced acceleration of Greenland ice-sheet flow.
Science.
218-222.
2002
-
Current status of the DORIS Pilot Experiment and the future international DORIS Service.
Advances in Space Research.
151-156.
2002
-
GPS measurements of vertical crustal motion in Greenland.
Journal of Geophysical Research: Atmospheres.
33755-33759.
2001
-
Present-day crustal deformation in China constrained by global positioning system measurements.
Science.
574-577.
2001
-
Transient fault slip in Guerrero, southern Mexico.
Geophysical Research Letters.
3753-3756.
2001
-
Volcano monitoring using the Global Positioning System: Filtering strategies.
Journal of Geophysical Research. Solid Earth.
19453-19464.
2001
-
Geodetic measurements in Greenland and their implications.
Journal of Geophysical Research. Solid Earth.
16567-16581.
2001
-
Crustal displacements due to continental water loading.
Geophysical Research Letters.
651-654.
2001
-
The motion and active deformation of India.
Geophysical Research Letters.
647-650.
2001
-
Measuring postglacial rebound with GPS and absolute gravity.
Geophysical Research Letters.
3925-3928.
2000
-
Geodetic evidence for a low slip rate in the Altyn Tagh fault system.
Nature.
69-72.
2000
-
Assessment of GPS carrier-phase stability for time-transfer applications.
IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control.
484-494.
2000
-
Secular and tidal strain across the main Ethiopian rift.
Geophysical Research Letters.
2789-2792.
1999
-
Carrier-phase time transfer.
IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control.
1001-1012.
1999
-
Kinematics of the India-Eurasia collision zone from GPS measurements.
Journal of Geophysical Research. Solid Earth.
1077-1093.
1999
-
Time transfer using the phase of the GPS carrier.
IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control.
539-540.
1998
-
Performance and simulation of CdZnTe strip detectors as sub-millimeter resolution imaging gamma radiation spectrometers.
IEEE Transactions on Nuclear Science.
922-928.
1997
-
Global plate velocities from the Global Positioning System.
Journal of Geophysical Research. Solid Earth.
9961-9981.
1997
-
GPS measurements of present-day convergence across the Nepal Himalaya.
Nature.
61-64.
1997
-
Global positioning system measurements of Indian plate motion and convergence across the Lesser Himalaya.
Geophysical Research Letters.
3107-3110.
1996
-
CRUSTAL DEFORMATION.
Reviews of Geophysics.
371-377.
1995
-
RELATIVE MOTIONS OF THE AUSTRALIAN, PACIFIC AND ANTARCTIC PLATES ESTIMATED BY THE GLOBAL POSITIONING SYSTEM.
Geophysical Research Letters.
37-40.
1995
-
STRAIN ACCUMULATION IN THE SHUMAGIN ISLANDS - RESULTS OF INITIAL GPS MEASUREMENTS.
Geophysical Research Letters.
489-492.
1994
-
APPLICATION OF THE GLOBAL POSITIONING SYSTEM TO CRUSTAL DEFORMATION MEASUREMENTS .3. RESULT FROM THE SOUTHERN CALIFORNIA BORDERLANDS.
Journal of Geophysical Research. Solid Earth.
21713-21726.
1993
-
SPACE GEODETIC MEASUREMENT OF CRUSTAL DEFORMATION IN CENTRAL AND SOUTHERN CALIFORNIA, 1984-1992.
Journal of Geophysical Research. Solid Earth.
21677-21712.
1993
-
AN EFFICIENT ALGORITHM FOR THE CALCULATION OF PARASITIC COUPLING BETWEEN LINES IN MICS.
IEEE Transactions on Microwave Theory and Techniques.
1287-1293.
1993
-
DEFORMATION IN THE SANTA-BARBARA CHANNEL FROM GPS MEASUREMENTS 1987-1991.
Geophysical Research Letters.
1491-1494.
1992
-
APPLICATION OF THE GLOBAL POSITIONING SYSTEM TO CRUSTAL DEFORMATION MEASUREMENT .1. PRECISION AND ACCURACY.
Journal of Geophysical Research. Solid Earth.
16547-16565.
1991
-
APPLICATION OF THE GLOBAL POSITIONING SYSTEM TO CRUSTAL DEFORMATION MEASUREMENT .2. THE INFLUENCE OF ERRORS IN ORBIT DETERMINATION NETWORKS.
Journal of Geophysical Research. Solid Earth.
16567-16584.
1991
-
EVALUATION OF GPS ESTIMATES OF RELATIVE POSITIONS FROM CENTRAL CALIFORNIA, 1986-1988.
Geophysical Research Letters.
2433-2436.
1990
-
Brief Communication: Update on the GPS reflection technique for measuring snow accumulation in Greenland.
The Cryosphere.
1985-1988.
2020