Stephen G. Ungar

According to our database, Stephen G. Ungar authored at least 19 papers between 2002 and 2017.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2017

EO-1 Data Quality and Sensor Stability with Changing Orbital Precession at the End of a 16 Year Mission.

Shannon Franks, Christopher S. R. Neigh, Petya K. E. Campbell, Guoqing Sun, Tian Yao, Qingyuan Zhang, Karl Fred Huemmrich, Elizabeth M. Middleton, Stephen G. Ungar, Stuart W. Frye

Remote. Sens., 2017

Hyperion: The first global orbital spectrometer, earth observing-1 (EO-1) satellite (2000-2017).

Elizabeth M. Middleton, Petya K. E. Campbell, Lawrence Ong, David R. Landis, Qingyuan Zhang, Christopher S. R. Neigh, Karl Fred Huemmrich, Stephen G. Ungar, Daniel J. Mandl, Stuart W. Frye, Vuong Ly, Patrice Cappelaere, Steve A. Chien, Shannon Franks, Nathan H. Pollack

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

2013

The Earth Observing One (EO-1) Satellite Mission: Over a Decade in Space.

Elizabeth M. Middleton, Stephen G. Ungar, Daniel J. Mandl, Lawrence Ong, Stuart W. Frye, Petya K. E. Campbell, David R. Landis, Joseph P. Young, Nathan H. Pollack

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2013

Use of the Earth Observing One (EO-1) Satellite for the Namibia SensorWeb Flood Early Warning Pilot.

Daniel J. Mandl, Stuart Frye, Pat Cappelaere, Matthew Handy, Fritz Policelli, McCloud Katjizeu, Guido Van Langenhove, Guy Aubé, Jean-Francois Saulnier, Rob Sohlberg, Julie A. Silva, Nataliia Kussul, Sergii Skakun, Stephen G. Ungar, Robert L. Grossman, Jörg Szarzynski

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2013

2010

Using EO-1 Hyperion images to prototype environmental products for HyspIRI.

Elizabeth M. Middleton, Petya K. E. Campbell, Stephen G. Ungar, Lawrence Ong, Qingyuan Zhang, Karl Fred Huemmrich, Daniel J. Mandl, Stuart Frye

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2010

Applications using EO-1 hyperion AT-sensor and surface reflectance: comparisons and case studies.

Yen-Ben Cheng, Elizabeth M. Middleton, Qingyuan Zhang, Stephen G. Ungar, Petya K. E. Campbell

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2010

2008

A Space-Based Sensor Web for Disaster Management.

Daniel J. Mandl, Rob Sohlberg, Christopher Justice, Stephen G. Ungar, Troy J. Ames, Stuart Frye, Steve A. Chien, Daniel Tran, Pat Cappelaere, Don V. Sullivan, Vince Ambrosia

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2008

Toward Consistent Satellite Calibration and Validation for GEOSS Interoperability.

Changyong Cao, Stephen G. Ungar, Pascal Lecomte, Nigel P. Fox, Xiaoxiong (Jack) Xiong, Patrice Henry, Christopher Buck, Greg Stenssas, Xiwu Zhan, Petya K. E. Campbell

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2008

2007

EO-1 Mission: Transition from technology demonstration to science path finder.

Stephen G. Ungar, Daniel J. Mandl, Stuart Frye, Lawrence Ong, Joseph P. Young

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2007

Data Quality Guidelines for GEOSS Consideration-The CEOS Working Group on Calibration and Validation (WGCV).

Stephen G. Ungar, Petya K. E. Campbell, Michael Rast, S. Geneva, Changyong Cao

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2007

Experiments with user centric GEOSS architectures.

Daniel J. Mandl, Rob Sohlberg, Christopher Justice, Stephen G. Ungar, Troy J. Ames, Stuart Frye, Steve A. Chien, Pat Cappelaere, Danny Tran

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2007

The CEOS/GEO constellation concept.

Bryant Cramer, Stephen G. Ungar

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2007

2006

An Autonomous Earth Observing Sensorweb.

Steve A. Chien, Benjamin Cichy, Ashley Davies, Daniel Tran, Gregg R. Rabideau, Rebecca Castaño, Rob Sherwood, Son V. Nghiem, Ronald Greeley, Thomas Doggett, Victor R. Baker, James M. Dohm, Felipe Ip, Dan Mandl, Stuart Frye, Seth Shulman, Stephen G. Ungar, Thomas Brakke, Lawrence Ong, Jacques Descloitres, Jeremy Jones, Sandy Grosvenor, Rob Wright, Luke Flynn, Andy Harris, G. Robert Brakenridge, Sebastien Cacquard

Proceedings of the IEEE International Conference on Sensor Networks, 2006

The Future of Imaging Spectroscopy Prospective Technologies and Applications.

Michael E. Schaepman, Robert O. Green, Stephen G. Ungar, Brian Curtiss, Joseph W. Boardman, Antonio J. Plaza, Bo-Cai Gao, Susan L. Ustin, Raymond F. Kokaly, John R. Miller, Stephane Jacquemoud, Eyal Ben-Dor, Roger N. Clark, Curtiss O. Davis, Jeff Dozier, David G. Goodenough, Dar A. Roberts, Gregg Alan Swayze, Edward J. Milton, Alexander F. H. Goetz

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2006

2005

An autonomous Earth observing sensorweb.

Steve A. Chien, Benjamin Cichy, Ashley Davies, Daniel Tran, Gregg R. Rabideau, Rebecca Castaño, Rob Sherwood, Son V. Nghiem, Ronald Greeley, Thomas Doggett, Victor R. Baker, James M. Dohm, Felipe Ip, Dan Mandl, Stuart Frye, Seth Shulman, Stephen G. Ungar, Thomas Brakke, Jacques Descloitres, Jeremy Jones, Sandy Grosvenor, Rob Wright, Luke Flynn, Andy Harris, G. Robert Brakenridge, Sebastien Cacquard

Proceedings of the IEEE International Conference on Systems, 2005

2004

The EO-1 Autonomous Science Agent.

Steve A. Chien, Rob Sherwood, Daniel Tran, Benjamin Cichy, Gregg R. Rabideau, Rebecca Castaño, Ashley Davies, Rachel Lee, Dan Mandl, Stuart Frye, Bruce Trout, Jerry Hengemihle, Jeff D'Agostino, Seth Shulman, Stephen G. Ungar, Thomas Brakke, Darrell Boyer, Jim Van Gaasbeck, Ronald Greeley, Thomas Doggett, Victor R. Baker, James M. Dohm, Felipe Ip

Proceedings of the 3rd International Joint Conference on Autonomous Agents and Multiagent Systems (AAMAS 2004), 2004

2003

Overview of the Earth Observing One (EO-1) mission.

Stephen G. Ungar, Jay S. Pearlman, Jeffrey A. Mendenhall, Dennis Reuter

IEEE Trans. Geosci. Remote. Sens., 2003

Foreword to the earth observing 1 special issue.

Jay S. Pearlman, Melba M. Crawford, David L. B. Jupp, Stephen G. Ungar

IEEE Trans. Geosci. Remote. Sens., 2003

2002

Overview of the Earth Observing One (EO-1) Mission.

Stephen G. Ungar

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2002