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Reflections People
GPS Reflection Publications
Chew, C.C., E.E. Small, K.M. Larson,
An Algorithm for Soil Moisture Estimation Using GPS Interferometric Reflectometry for Bare and Vegetated Soil
,
GPS Solutions
, doi:10.1007/s10291-015-0462-4,
2016
.
Larson, K.M.,
GPS Interferometric Reflectometry: Applications to Surface Soil Moisture, Snow Depth, and Vegetation Water Content
,
WIRES water
, doi:doi: 10.1002/wat2.1167,
2016
.
Larson, K.M., E.E. Small,
Snow Depth Retrievals using L1 GPS SNR Data
,
IEEE JSTARS
, doi:10.1109/JSTARS.2015.2508673,
2016
.
Small, E.E., K.M. Larson, C.C. Chew, J. Dong, T.E. Oschner,
Validation of GPS-IR Soil Moisture Retrievals: comparison of algorithms with different adjustments for vegetation effects
,
IEEE JSTARS
, doi:10.1109/JSTARS.2015.2504527,
2016
.
Chew, C,
Soil Moisture Remote Sensing Using GPS Interferometric Reflectometry
,
Ph.D. Thesis
,
2015
.
Chew, C., E.E. Small, K.M. Larson, V. Zavorotny,
Vegetation Sensing Using GPS interferometric reflectometry: Theoretical Effects of Canopy Parameters on Signal to Noise Ratio Data
,
IEEE Trans. Geo. Rem. Sens.
, 53(5), doi:10.1109/TGRS.2014.2364513,
2015
.
Larson, K.M., J. Wahr, P. Kuipers Munneke,
Constraints on Snow Accumulation and Firn Density in Greenland Using GPS Receivers
,
J. Glaciology
, 61(225), doi:10.3189/2015JoG14J130,
2015
.
Li, Z, T van Dam,
The Phase 2 North America Land Data Assimilation System (NLDAS-2) Products for Modeling Water Storage Displacements for Plate Boundary Observatory GPS Stations
,
International Association of Geodesy Symposia 2015
, doi:10.1007/1345_2015_176,
2015
.
Wei, W., K.M. Larson, E.E. Small, C.C. Chew, J.J. Braun,
Using GPS Receivers to Measure Vegetation Water Content
,
GPS Solutions
, doi:10.1007/s10291-014-0383-7,
2015
.
Chew, C, E. Small, K.M. Larson, V. Zavorotny,
Effects of near-surface soil moisture on GPS SNR data: Development of a retrieval algorithm for volumetric soil moisture
,
IEEE Trans. Geo. Rem. Sens.
, 52(1), doi:10.1109/TGRS.2013.2242332,
2014
.
Evans, S., E.E. Small, K.M. Larson,
Comparison of vegetation phenology in the Western U.S. determined from reflected GPS microwave signals and NDVI
,
Int. Journ. Remote Sensing
, 35(9), doi:10.1080/01431161.2014.894660,
2014
.
Jones, M., M. Kimball, E. Small, K.M. Larson,
Comparing Land Surface Phenology Derived from Satellite and GPS Network Microwave Remote Sensing
,
Int. Journ. Biometeorology.
, 58(6), doi:10.1007/s00484-013-0726-z,
2014
.
Larson, KM, EE Small,
GPS Ground Networks for Environmental Sensing
,
Proc. IGARSS
,
2014
.
Larson, K.M., E.E. Small,
Normalized Microwave Reflection Index, part 1: A Vegetation Measurement Derived from GPS Networks
,
IEEE JSTARS
, 7(5), doi:10.1109/JSTARS.2014.2300116,
2014
.
McCreight, J., E.E. Small, K.M. Larson,
Snow depth, density, and SWE derived from GPS reflection data: validation in the western U.S.
,
Water Resources Research
, 50(8), doi:10.1002/2014WR015561,
2014
.
Nievinski, F.G., K.M. Larson,
An open source GPS multipath simulator in Matlab/Octave
,
GPS Solutions
, 18(3), doi:10.1007/s10291-014-0370-z,
2014
.
Nievinski, F.G., K.M. Larson,
Inverse modeling of GPS multipath for snow depth estimation, Part I: Formulation and simulations
,
IEEE Trans. Geosci. Rem. Sens.
, 52(10), doi:10.1109/TGRS.2013.2297681,
2014
.
Nievinski, F.G., K.M. Larson,
Inverse modeling of GPS multipath for snow depth estimation, Part II: Application and validation
,
IEEE Trans. Geosci. Rem. Sens.
, 52(10), doi:10.1109/TGRS.2013.2297688,
2014
.
Nievinski, F.G., K.M. Larson,
Forward modeling of GPS multipath for near-surface reflectometry and positioning applications
,
GPS Solutions
, 18(2), doi:10.1007/s10291-013-0331-y,
2014
.
Small, E.E., K.M. Larson, W. Smith,
Normalized Microwave Reflection Index, part 2: Validation of Vegetation Water Content Estimates at Montana Grasslands
,
IEEE JSTARS
, 7(5),
2014
.
Elgered, G.,
Gfg2: GNSS for Global Environmental Earth Observation
,
,
2013
.
Larson, K.M.,
A methodology to eliminate snow/ice contaminated solutions from GPS coordinate time series
,
JGR
, 118(8), doi:10.1002/jgrb.50307,
2013
.
Larson, K.M., J. Lofgren, R. Haas,
Coastal Sea Level Measurements Using A Single Geodetic GPS Receiver
,
Adv. Space Research
, 51(8),
2013
.
Larson, K.M., F.G. Nievinski,
GPS Snow Sensing: Results from the EarthScope Plate Boundary Observatory.
,
GPS Solutions
, 17(1), doi:10.1007/s10291-012-0259-7,
2013
.
Larson, K.M., R. Ray, F. Nievinski, J.T. Freymueller,
The Accidental Tide Gauge
,
IEEE GRSL
, 10(5), doi:10.1109/LGRS.2012.2236075,
2013
.
Larson, K.M., E.E. Small,
Using GPS to study the Terrestrial Water Cycle
,
EOS
, 94(52),
2013
.
McCreight, J., E.E. Small,
Modeling bulk density and snow water equivalent using daily snow depth observations
,
The Cryosphere
, 8, doi:10.5194/tc-8-521-2014,
2013
.
Nievinski, F.G.,
Forward and Inverse Modeling of GPS Multipath for Snow Monitoring
,
PhD Dissertation, University of Colorado
,
2013
.
Ochsner, T. et al.,
The State of the Art in Large-scale Soil Moisture Monitoring
,
Soil Science Society of America Journal
, 77(6), doi:10.2136/sssaj2013.03.0093,
2013
.
Gutmann, E., K. M. Larson, M. Williams, F. G. Nievinski, V. Zavorotny,
Snow measurement by GPS interferometric reflectometry: an evaluation at Niwot Ridge, Colorado
,
Hydrological Processes
, doi:10.1002/hyp.8329,
2012
.
Evans, Sarah,
Sensing Vegetation Growth and Senescence with Reflected GPS Signals: Active Microwave Detection of Western North America Phenology
,
Master's Thesis, University of Colorado
,
2011
.
Larson, K. M., J. Braun, E. E. Small, V. Zavorotny, E. Gutmann, A. Bilich,
GPS Multipath and Its Relation to Near-Surface Soil Moisture Content
,
IEEE J-STARS
,
2010
.
Small, E. E., K. M. Larson, J. Braun,
Sensing Vegetation Growth Using Reflected GPS Signals
,
Geophysical Research Letters
, 37(L12401), doi:10.1029/2010GL042951,
2010
.
Zavorotny, V., K. M. Larson, J. Braun, E. E. Small, E. Gutmann, A. Bilich,
A physical model of GPS multipath caused by land reflections: toward bare soil moisture retrievals
,
IEEE J-STARS
,
2010
.
Larson, K. M., E. Gutmann, V. Zavorotny, J. Braun, M. Williams, F. G. Nievinski,
Can We Measure Snow Depth with GPS Receivers?
,
Geophysical Research Letters
, 36(L17502), doi:10.1029/2009GL039430,
2009
.
Larson, K. M., E. E. Small, E. Gutmann, A. Bilich, J. Braun, V. Zavorotny,
Use of GPS receivers as a soil moisture network for water cycle studies
,
Geophysical Research Letters
, 35(L24405), doi:10.1029/2008GL036013,
2008
.
Larson, K. M., E. E. Small, E. Gutmann, A. Bilich, P. Axelrad, J. Braun,
Using GPS multipath to measure soil moisture fluctuations: initial results
,
GPS Solutions
, 12(3), doi:10.1007/s10291-007-0076-6,
2008
.
Bilich, A., P. Axelrad, K.M. Larson,
Scientific Utility of the Signal-to-Noise Ratio (SNR) Reported by Geodetic GPS Receivers
,
Proc. ION. (Note: these are results for older receivers and signals).
,
2007
.
Also see
recent posters from the group
.
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