Stephen Ungar
Stephen Ungar
Scientist Emeritus NASA Goddard Space Flight Center
Verified email at nasa.gov
Title
Cited by
Cited by
Year
Overview of the earth observing one (EO-1) mission
SG Ungar, JS Pearlman, JA Mendenhall, D Reuter
IEEE Transactions on Geoscience and Remote Sensing 41 (6), 1149-1159, 2003
3572003
The earth observing one (EO-1) satellite mission: Over a decade in space
EM Middleton, SG Ungar, DJ Mandl, L Ong, SW Frye, PE Campbell, ...
IEEE Journal of Selected Topics in Applied Earth Observations and Remote …, 2013
1042013
The EO-1 autonomous science agent
S Chien, R Sherwood, D Tran, B Cichy, G Rabideau, R Castano, A Davies, ...
Proceedings of the Third International Joint Conference on Autonomous Agents …, 2004
982004
Development and operations of the EO-1 Hyperion imaging spectrometer
J Pearlman, C Segal, LB Liao, SL Carman, MA Folkman, W Browne, ...
Earth Observing Systems V 4135, 243-253, 2000
922000
Classification of corn and soybeans using multitemporal thematic mapper data
GD Badhwar
Remote Sensing of Environment 16 (2), 175-181, 1984
741984
Sensing the Earth's atmosphere with occultation satellites
B Lusignan, G Modrell, A Morrison, J Pomalaza, SG Ungar
Proceedings of the IEEE 57 (4), 458-467, 1969
681969
Autonomous science on the EO-1 mission
S Chien, R Sherwood, D Tran, R Castano, B Cichy, A Davies, G Rabideau, ...
Pasadena, CA: Jet Propulsion Laboratory, National Aeronautics and Space …, 2003
662003
Achieving satellite instrument calibration for climate change
G Ohring, J Tansock, W Emery, J Butler, L Flynn, F Weng, KS Germain, ...
Eos, Transactions American Geophysical Union 88 (11), 136-136, 2007
612007
Use of the earth observing one (EO-1) satellite for the namibia sensorweb flood early warning pilot
D Mandl, S Frye, P Cappelaere, M Handy, F Policelli, MC Katjizeu, ...
IEEE Journal of Selected Topics in Applied Earth Observations and Remote …, 2013
522013
Space‐based remote imaging spectroscopy of the Aliso Canyon CH4 superemitter
DR Thompson, AK Thorpe, C Frankenberg, RO Green, R Duren, ...
Geophysical Research Letters 43 (12), 6571-6578, 2016
482016
Establishing the Antarctic Dome C community reference standard site towards consistent measurements from Earth observation satellites
C Cao, S Uprety, J Xiong, A Wu, P Jing, D Smith, G Chander, N Fox, ...
Canadian Journal of Remote Sensing 36 (5), 498-513, 2010
462010
Atmospheric effects on radiometric imaging from satellites under low optical thickness conditions
J Otterman, S Ungar, Y Kaufman, M Podolak
Remote Sensing of Environment 9 (2), 115-129, 1980
371980
Overview of EO-1, the first 120 days
SG Ungar
IGARSS 2001. Scanning the Present and Resolving the Future. Proceedings …, 2001
352001
The future of imaging spectroscopy prospective technologies and applications
M Schaepman, R Green, S Ungar, B Curtiss, J Boardman, A Plaza, ...
2006 IEEE International Symposium on Geoscience and Remote Sensing, 2005-2009, 2006
312006
Determination of soil moisture distribution from impedance and gravimetric measurements
SG Ungar, R Layman, JE Campbell, J Walsh, HJ McKim
Journal of Geophysical Research: Atmospheres 97 (D17), 18969-18977, 1992
241992
NASA mission to measure global plant physiology and functional types
RO Green, G Asner, S Ungar, R Knox
2008 IEEE Aerospace Conference, 1-7, 2008
222008
A space-based sensor web for disaster management
D Mandl, R Sohlberg, C Justice, S Ungar, T Ames, S Frye, S Chien, ...
IGARSS 2008-2008 IEEE International Geoscience and Remote Sensing Symposium …, 2008
202008
Technologies for future Landsat missions
SG Ungar
Photogrammetric engineering and remote sensing 63 (7), 901-905, 1997
201997
EO-1 Hyperion onboard performance over eight years: Hyperion calibration
SG Ungar, EM Middleton, L Ong, PKE Campbell
Proc. 6th EARSeL, 1-6, 2009
162009
The Flora mission for ecosystem composition, disturbance and productivity
GP Asner, RG Knox, RO Green, SG Ungar
Mission Concept for the National Academy of Sciences Decadal Study, 2005
162005
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