Karl Fred Huemmrich

According to our database, Karl Fred Huemmrich authored at least 29 papers between 2003 and 2019.

Collaborative distances:

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

2019

Diurnal and Seasonal Variations in Chlorophyll Fluorescence Associated with Photosynthesis at Leaf and Canopy Scales.

Petya K. E. Campbell, Karl Fred Huemmrich, Elizabeth M. Middleton, Lauren A. Ward, Tommaso Julitta, Craig S. T. Daughtry, Andreas Burkart, Andrew L. Russ, William P. Kustas

Remote. Sens., 2019

2018

Ground-Based Measurements and Validation Protocols for Flex.

Elizabeth M. Middleton, Karl Fred Huemmrich, Petya K. E. Campbell, Oinsyuan Zhany, David R. Landis, Cris Garrish, Lawrence Ong, Craig Daughiry

Proceedings of the 2018 IEEE International Geoscience and Remote Sensing Symposium, 2018

2017

ISS as a Platform for Optical Remote Sensing of Ecosystem Carbon Fluxes: A Case Study Using HICO.

Karl Fred Huemmrich, Petya K. E. Campbell, Bo-Cai Gao, Larry B. Flanagan, Michael Goulden

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2017

Detecting Inter-Annual Variations in the Phenology of Evergreen Conifers Using Long-Term MODIS Vegetation Index Time Series.

Laura Ulsig, Caroline J. Nichol, Karl Fred Huemmrich, David R. Landis, Elizabeth M. Middleton, Alexei I. Lyapustin, Ivan Mammarella, Janne Levula, Albert Porcar-Castell

Remote. Sens., 2017

The 2013 FLEX - US Airborne Campaign at the Parker Tract Loblolly Pine Plantation in North Carolina, USA.

Elizabeth M. Middleton, Uwe Rascher, Lawrence A. Corp, Karl Fred Huemmrich, Bruce D. Cook, Asko Noormets, Anke Schickling, Francisco Pinto, Luis Alonso, Alexander Damm, Luis Guanter, Roberto Colombo, Petya K. E. Campbell, David R. Landis, Qingyuan Zhang, Micol Rossini, Dirk Schuettemeyer, Remo Bianchi

Remote. Sens., 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

Oxygen transmittance correction for solar-induced chlorophyll fluorescence measured on proximal sensing: Application to the NASA-GSFC fusion tower.

Neus Sabater, Elizabeth M. Middleton, Zbynek Malenovský, Luis Alonso, Jochem Verrelst, Karl Fred Huemmrich, Petya K. E. Campbell, William P. Kustas, Jorge Vicent, Shari Van Wittenberghe, José F. Moreno

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

2015

Novel leaf-level measurements of chlorophyll fluorescence for photosynthetic efficiency.

Elizabeth M. Middleton, Tommaso Julitta, Petya K. E. Campbell, Karl Fred Huemmrich, Anke Schickling, Micol Rossini, Sergio Cogliati, David R. Landis, Luis Alonso

Proceedings of the 2015 IEEE International Geoscience and Remote Sensing Symposium, 2015

2013

Selection of Hyperspectral Narrowbands (HNBs) and Composition of Hyperspectral Twoband Vegetation Indices (HVIs) for Biophysical Characterization and Discrimination of Crop Types Using Field Reflectance and Hyperion/EO-1 Data.

Prasad S. Thenkabail, Isabella Mariotto, Murali K. Gumma, Elizabeth M. Middleton, David R. Landis, Karl Fred Huemmrich

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

Arctic Tundra Vegetation Functional Types Based on Photosynthetic Physiology and Optical Properties.

Karl Fred Huemmrich, John A. Gamon, Craig E. Tweedie, Petya K. E. Campbell, David R. Landis, Elizabeth M. Middleton

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

EO-1 Hyperion Reflectance Time Series at Calibration and Validation Sites: Stability and Sensitivity to Seasonal Dynamics.

Petya K. E. Campbell, Elizabeth M. Middleton, Kurt J. Thome, Raymond F. Kokaly, Karl Fred Huemmrich, David Lagomasino, Kimberly A. Novick, Nathaniel A. Brunsell

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

Integrating Solar Induced Fluorescence and the Photochemical Reflectance Index for Estimating Gross Primary Production in a Cornfield.

Yen-Ben Cheng, Elizabeth M. Middleton, Qingyuan Zhang, Karl Fred Huemmrich, Petya K. E. Campbell, Lawrence A. Corp, Bruce D. Cook, William P. Kustas, Craig S. T. Daughtry

Remote. Sens., 2013

2012

Canopy level Chlorophyll Fluorescence and the PRI in a cornfield.

Elizabeth M. Middleton, Yen-Ben Cheng, Lawrence A. Corp, Petya K. E. Campbell, Karl Fred Huemmrich, Qingyuan Zhang, William P. Kustas

Proceedings of the 2012 IEEE International Geoscience and Remote Sensing Symposium, 2012

2011

Applications of the BIOPHYS Algorithm for Physically-Based Retrieval of Biophysical, Structural and Forest Disturbance Information.

Derek R. Peddle, Karl Fred Huemmrich, Forrest G. Hall, Jeffrey G. Masek, Scott A. Soenen, Chris D. Jackson

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2011

2010

Utilizing in situ directional hyperspectral measurements to validate bio-indicator simulations for a corn crop canopy.

Yen-Ben Cheng, Elizabeth M. Middleton, Karl Fred Huemmrich, Qingyuan Zhang, Petya K. E. Campbell, Lawrence A. Corp, Andrew L. Russ, William P. Kustas

Ecol. Informatics, 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

Forecasting corn yield with imaging spectroscopy.

Lawrence A. Corp, Elizabeth M. Middleton, Craig S. T. Daughtry, Andrew L. Russ, Petya K. E. Campbell, Karl Fred Huemmrich, Yen-Ben Cheng

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

Fusion: A fully ultraportable system for imaging objects in nature.

Lawrence A. Corp, Bruce D. Cook, Elizabeth M. Middleton, Yen-Ben Cheng, Karl Fred Huemmrich, Petya K. E. Campbell

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

2008

Relating a Spectral Index from MODIS and Tower-Based Measurements to Ecosystem Light Use Efficiency for a Fluxnet-Canada Coniferous Forest.

Elizabeth M. Middleton, Yen-Ben Cheng, Thomas Hilker, Nicholas C. Coops, Karl Fred Huemmrich, Thomas Andrew Black, Praveena Krishnan

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

Using Reflectance Measurements to Determine Light use Efficiency in Corn.

Karl Fred Huemmrich, Lawrence A. Corp, Andrew L. Russ, Elizabeth M. Middleton, William P. Kustas, John H. Prueger, Yen-Ben Cheng

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

Impact of Spectral Resolution on Solar Induced Fluorescence and Reflectance Indices for Monitoring Vegetation.

Lawrence A. Corp, Elizabeth M. Middleton, Yen-Ben Cheng, Petya K. E. Campbell, Karl Fred Huemmrich

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

Comparisons between in Situ Anisotropic Reflectance Measurements and Simulations for Vegetation Canopies: Validation and Sensitivity Analysis.

Yen-Ben Cheng, Lawrence A. Corp, Elizabeth M. Middleton, Karl Fred Huemmrich, Qingyuan Zhang, Petya K. E. Campbell, Geoffrey G. Parker

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

Foliar Bio-Physical and Spectral Properties Associated with Light Environment in a Mature Poplar Stand.

Petya K. E. Campbell, Elizabeth M. Middleton, Lawrence A. Corp, Yen-Ben Cheng, Karl Fred Huemmrich, Geoffrey G. Parker

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

2006

MODIS leaf area index products: from validation to algorithm improvement.

Wenze Yang, Bin Tan, Dong Huang, Miina Rautiainen, Nikolay V. Shabanov, Yujie Wang, Jeffrey L. Privette, Karl Fred Huemmrich, Rasmus Fensholt, Inge Sandholt, Marie Weiss, Douglas E. Ahl, Stith T. Gower, Ramakrishna R. Nemani, Yuri Knyazikhin, Ranga B. Myneni

IEEE Trans. Geosci. Remote. Sens., 2006

A Landsat surface reflectance dataset for North America, 1990-2000.

Jeffrey G. Masek, Eric F. Vermote, Nazmi El Saleous, Robert E. Wolfe, Forrest G. Hall, Karl Fred Huemmrich, Feng Gao, Jonathan Kutler, Teng-Kui Lim

IEEE Geosci. Remote. Sens. Lett., 2006

Retrieval of Quantitative and Qualitative Information about Plant Pigment Systems from High Resolution Spectroscopy.

Susan L. Ustin, Gregory Asner, John A. Gamon, Karl Fred Huemmrich, Stephane Jacquemoud, Michael E. Schaepman, Pablo J. Zarco-Tejada

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

2004

Direct satellite inference of ecosystem light use efficiency for carbon exchange using MODIS on Terra and Aqua.

Elizabeth M. Middleton, Guillaume Drolet, Karl Fred Huemmrich, Forrest G. Hall, Robert G. Knox, Andy Black, Alan Barr, Alexei I. Lyapustin, Janette C. Gervin, Hank Margolis

Proceedings of the 2004 IEEE International Geoscience and Remote Sensing Symposium, 2004

2003

Estimation and validation of land surface broadband albedos and leaf area index from EO-1 ALI data.

Shunlin Liang, Hongliang Fang, Monisha Kaul, Tom G. van Niel, Tim R. McVicar, Jay S. Pearlman, Charles L. Walthall, Craig S. T. Daughtry, Karl Fred Huemmrich

IEEE Trans. Geosci. Remote. Sens., 2003