Crystal Schaaf

According to our database, Crystal Schaaf authored at least 48 papers between 1993 and 2023.

Collaborative distances:

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

2023

Surface ALbedo VALidation (SALVAL) Platform: Towards CEOS LPV Validation Stage 4 - Application to Three Global Albedo Climate Data Records.

Jorge Sánchez-Zapero, Enrique Martínez-Sánchez, Fernando Camacho, Zhuosen Wang, Dominique Carrer, Crystal Schaaf, Francisco Javier García-Haro, Jaime E. Nickeson, Michael H. Cosh

Remote. Sens., February, 2023

2022

Extending a Linear Kernel-Driven BRDF Model to Realistically Simulate Reflectance Anisotropy Over Rugged Terrain.

Kai Yan, Hanliang Li, Wanjuan Song, Yiyi Tong, Dalei Hao, Yelu Zeng, Xihan Mu, Guangjian Yan, Yuan Fang, Ranga B. Myneni, Crystal Schaaf

IEEE Trans. Geosci. Remote. Sens., 2022

Evaluation of the Landsat-8 Albedo Product across the Circumpolar Domain.

Angela Erb, Zhan Li, Qingsong Sun, Ian Paynter, Zhuosen Wang, Crystal Schaaf

Remote. Sens., 2022

2021

Impact of Modeling Abstractions When Estimating Leaf Mass per Area and Equivalent Water Thickness over Sparse Forests Using a Hybrid Method.

Thomas Miraglio, Margarita Huesca, Jean-Philippe Gastellu-Etchegorry, Crystal Schaaf, Karine Adeline, Susan L. Ustin, Xavier Briottet

Remote. Sens., 2021

Consequences of the 2019 Greenland Ice Sheet Melt Episode on Albedo.

Arthur Elmes, Charlotte R. Levy, Angela Erb, Dorothy K. Hall, Ted A. Scambos, Nicolo E. DiGirolamo, Crystal Schaaf

Remote. Sens., 2021

2020

Detecting Change in Forest Structure with Simulated GEDI Lidar Waveforms: A Case Study of the Hemlock Woolly Adelgid (HWA; Adelges tsugae) Infestation.

Peter Brehm Boucher, Steven Hancock, David A. Orwig, Laura Duncanson, John Armston, Hao Tang, Keith Krause, Bruce D. Cook, Ian Paynter, Zhan Li, Arthur Elmes, Crystal Schaaf

Remote. Sens., 2020

2019

Characterizing a New England Saltmarsh with NASA G-LiHT Airborne Lidar.

Ian Paynter, Crystal Schaaf, Jennifer L. Bowen, Linda Deegan, Francesco Peri, Bruce D. Cook

Remote. Sens., 2019

Bi-Directional Reflectance Factor Determination of the Railroad Valley Playa.

Carol J. Bruegge, Craig Coburn, Arthur Elmes, Mark Helmlinger, Fumie Kataoka, Michele A. Kuester, Akihiko Kuze, Tina Ochoa, Crystal Schaaf, Kei Shiomi, Florian M. Schwandner

Remote. Sens., 2019

2018

Quality Assessment of Terrestrial Laser Scanner Ecosystem Observations Using Pulse Trajectories.

Ian Paynter, Daniel Genest, Edward J. Saenz, Francesco Peri, Zhan Li, Alan H. Strahler, Crystal Schaaf

IEEE Trans. Geosci. Remote. Sens., 2018

Intercalibration of Polar-Orbiting Spectral Radiometers Without Simultaneous Observations.

Terhikki Manninen, Aku Riihelä, Andrew K. Heidinger, Crystal Schaaf, Alessio Lattanzio, Jeffrey Key

IEEE Trans. Geosci. Remote. Sens., 2018

A Multisensor Approach to Global Retrievals of Land Surface Albedo.

Aku Riihelä, Terhikki Manninen, Jeffrey Key, Qingsong Sun, Melanie Sütterlin, Alessio Lattanzio, Crystal Schaaf

Remote. Sens., 2018

From Geometric-Optical Remote Sensing Modeling to Quantitative Remote Sensing Science - In Memory of Academician Xiaowen Li.

Qinhuo Liu, Guangjian Yan, Ziti Jiao, Qing Xiao, Jianguang Wen, Shunlin Liang, Jindi Wang, Crystal Schaaf, Alan H. Strahler

Remote. Sens., 2018

2017

Examination of the Potential of Terrestrial Laser Scanning and Structure-from-Motion Photogrammetry for Rapid Nondestructive Field Measurement of Grass Biomass.

Sam D. Cooper, David P. Roy, Crystal Barker Schaaf, Ian Paynter

Remote. Sens., 2017

Monitoring land surface albedo and vegetation dynamics using high spatial and temporal resolution synthetic time series from Landsat and the MODIS BRDF/NBAR/albedo product.

Zhuosen Wang, Crystal Barker Schaaf, Qingsong Sun, Jihyun Kim, Angela Erb, Feng Gao, Miguel O. Roman, Yun Yang, Shelley B. Petroy, Jeffrey R. Taylor, Jeffrey G. Masek, Jeffrey T. Morisette, Xiaoyang Zhang, Shirley A. Papuga

Int. J. Appl. Earth Obs. Geoinformation, 2017

Evaluation of the global MODIS 30 arc-second spatially and temporally complete snow-free land surface albedo and reflectance anisotropy dataset.

Qingsong Sun, Zhuosen Wang, Zhan Li, Angela Erb, Crystal Barker Schaaf

Int. J. Appl. Earth Obs. Geoinformation, 2017

2016

Radiometric Calibration of a Dual-Wavelength, Full-Waveform Terrestrial Lidar.

Zhan Li, David L. B. Jupp, Alan H. Strahler, Crystal Schaaf, Glenn Howe, Kuravi Hewawasam, Ewan S. Douglas, Supriya Chakrabarti, Timothy A. Cook, Ian Paynter, Edward J. Saenz, Michael Schaefer

Sensors, 2016

Evaluation of VIIIRS daily BRDF, Albedo, and NBAR product using the MODIS Collection V006 product and in situ measurements.

Yan Liu, Qingsong Sun, Zhuosen Wang, Crystal Schaaf, Angela Erb

Proceedings of the 2016 IEEE International Geoscience and Remote Sensing Symposium, 2016

2015

Finding Leaves in the Forest: The Dual-Wavelength Echidna Lidar.

Ewan S. Douglas, Jason Martel, Zhan Li, Glenn Howe, Kuravi Hewawasam, Robert A. Marshall, Crystal Schaaf, Timothy A. Cook, Glenn J. Newnham, Alan H. Strahler, Supriya Chakrabarti

IEEE Geosci. Remote. Sens. Lett., 2015

2014

The Normalization of Surface Anisotropy Effects Present in SEVIRI Reflectances by Using the MODIS BRDF Method.

Simon Richard Proud, Qingling Zhang, Crystal Schaaf, Rasmus Fensholt, Mads Olander Rasmussen, Chris Shisanya, Wycliffe Mutero, Cheikh Mbow, Assaf Anyamba, Ed Pak, Inge Sandholt

IEEE Trans. Geosci. Remote. Sens., 2014

A Cross Comparison of Spatiotemporally Enhanced Springtime Phenological Measurements From Satellites and Ground in a Northern U.S. Mixed Forest.

Liang Liang, Mark D. Schwartz, Zhuosen Wang, Feng Gao, Crystal Barker Schaaf, Bin Tan, Jeffrey T. Morisette, Xiaoyang Zhang

IEEE Trans. Geosci. Remote. Sens., 2014

Angular Effects and Correction for Medium Resolution Sensors to Support Crop Monitoring.

Feng Gao, Tao He, Jeffrey G. Masek, Yanmin Shuai, Crystal Schaaf, Zhuosen Wang

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2014

Evaluating radiometric sensitivity of Landsat 8 over coastal/inland waters.

Nima Pahlevan, Jianwei Wei, Crystal Barker Schaaf, John R. Schott

Proceedings of the 2014 IEEE Geoscience and Remote Sensing Symposium, 2014

2013

Assessment of Cloud Screening With Apparent Surface Reflectance in Support of the ICESat-2 Mission.

Yuekui Yang, Alexander Marshak, Stephen P. Palm, Zhuosen Wang, Crystal Schaaf

IEEE Trans. Geosci. Remote. Sens., 2013

Use of In Situ and Airborne Multiangle Data to Assess MODIS- and Landsat-Based Estimates of Directional Reflectance and Albedo.

Miguel O. Roman, Charles K. Gatebe, Yanmin Shuai, Zhuosen Wang, Feng Gao, Jeffrey G. Masek, Tao He, Shunlin Liang, Crystal Schaaf

IEEE Trans. Geosci. Remote. Sens., 2013

Separating leaves from trunks and branches with dual-wavelength terrestrial lidar scanning.

Zhan Li, Ewan S. Douglas, Alan H. Strahler, Crystal Schaaf, Xiaoyuan Yang, Zhuosen Wang, Tian Yao, Feng Zhao, Edward J. Saenz, Ian Paynter, Curtis E. Woodcock, Supriya Chakrabarti, Timothy A. Cook, Jason Martel, Glenn Howe, David L. B. Jupp, Darius S. Culvenor, Glenn J. Newnham, Jenny L. Lovell

Proceedings of the 2013 IEEE International Geoscience and Remote Sensing Symposium, 2013

Studying canopy structure through 3-D reconstruction of point clouds from full-waveform terrestrial lidar.

Xiaoyuan Yang, Crystal Schaaf, Alan H. Strahler, Zhan Li, Zhuosen Wang, Tian Yao, Feng Zhao, Edward J. Saenz, Ian Paynter, Ewan S. Douglas, Supriya Chakrabarti, Timothy A. Cook, Jason Martel, Glenn Howe, Curtis E. Woodcock, David L. B. Jupp, Darius Culvenor, Glenn J. Newnham, Jenny L. Lovell

Proceedings of the 2013 IEEE International Geoscience and Remote Sensing Symposium, 2013

2012

Forest Canopy Cover and Height From MISR in Topographically Complex Southwestern US Landscapes Assessed With High Quality Reference Data.

Mark Chopping, Malcolm P. North, Jiquan Chen, Crystal Barker Schaaf, J. Bryan Blair, John V. Martonchik, Michael A. Bull

IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2012

The ESA globAlbedo project: Algorithm.

Philip Lewis, Luis Guanter, Gerardo López Saldaña, Jan-Peter Muller, Gill Watson, Neville Shane, Tom Kennedy, Jürgen Fischer, Carlos Domenech, Rene Preusker, Peter R. J. North, Andreas Heckel, Olaf Danne, Uwe Krämer, Marco Zühlke, Norman Fomferra, Carsten Brockmann, Crystal Schaaf

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

DWEL: A Dual-Wavelength Echidna Lidar for ground-based forest scanning.

Ewan S. Douglas, Alan H. Strahler, Jason Martel, Timothy A. Cook, Christopher Mendillo, Robert A. Marshall, Supriya Chakrabarti, Crystal Schaaf, Curtis E. Woodcock, Zhan Li, Xiaoyuan Yang, Darius Culvenor, David L. B. Jupp, Glenn J. Newnham, Jenny L. Lovell

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

2011

Global clumping index map derived from modis BRDF products.

Liming He, Jing M. Chen, Jan Pisek, Crystal Schaaf, Alan H. Strahler

Proceedings of the 2011 IEEE International Geoscience and Remote Sensing Symposium, 2011

Affine Illumination Compensation on Hyperspectral/Multiangular Remote Sensing Images.

Pedro Latorre-Carmona, Luis Alonso, Filiberto Pla, José F. Moreno, Crystal Schaaf

Proceedings of the Image Analysis and Recognition - 8th International Conference, 2011

2010

Canopy vertical structure using MODIS Bidirectional Reflectance data.

Zhuosen Wang, Crystal Barker Schaaf, Philip Lewis, Yuri Knyazikhin, Mitchell A. Schull, Alan H. Strahler, Ranga B. Myneni, Mark J. Chopping

Proceedings of the 2nd Workshop on Hyperspectral Image and Signal Processing: Evolution in Remote Sensing, 2010

2009

Affine Compensation of Illumination in Hyperspectral Remote Sensing Images.

Pedro Latorre-Carmona, José F. Moreno, Filiberto Pla, Crystal Schaaf

Proceedings of the IEEE International Geoscience & Remote Sensing Symposium, 2009

2008

An Angular Index to Indicate Surface Heterogeneous Behaviors from MODIS.

Ziti Jiao, Crystal Schaaf, Feng Gao, Alan H. Strahler, Xiaowen Li, Jindi Wang, Jicheng Liu

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

2007

Generating a long-term land data record from the AVHRR and MODIS Instruments.

Jeffrey A. Pedelty, Sadashiva Devadiga, Edward J. Masuoka, Molly E. Brown, Jorge E. Pinzón, Compton J. Tucker, David P. Roy, Junchang Ju, Eric F. Vermote, Stephen D. Prince, Jyoteshwar R. Nagol, Christopher Justice, Crystal Schaaf, Jicheng Liu, Jeffrey L. Privette, Ana C. T. Pinheiro

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

2006

Validation of the MODIS bidirectional reflectance distribution function and albedo retrievals using combined observations from the aqua and terra platforms.

Jonathan G. Salomon, Crystal Schaaf, Alan H. Strahler, Feng Gao, Yufang Jin

IEEE Trans. Geosci. Remote. Sens., 2006

The Global Impact of Clouds on the Production of MODIS Bidirectional Reflectance Model-Based Composites for Terrestrial Monitoring.

David P. Roy, Philip Lewis, Crystal Schaaf, Sadashiva Devadiga, Luigi Boschetti

IEEE Geosci. Remote. Sens. Lett., 2006

2005

Spatially complete global spectral surface albedos: value-added datasets derived from Terra MODIS land products.

Eric G. Moody, Michael D. King, Steven Platnick, Crystal Schaaf, Feng Gao

IEEE Trans. Geosci. Remote. Sens., 2005

2004

Global land-water mask derived from MODIS Nadir BRDF-adjusted reflectances (NBAR) and the MODIS land cover algorithm.

Jonathan G. Salomon, John C. F. Hodges, Mark A. Friedl, Crystal Schaaf, Alan H. Strahler, Feng Gao, Annemarie Schneider, Xiaoyang Zhang, Nazmi El Saleous, Robert E. Wolfe

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

Characterization of MODIS land albedo (MOD43) accuracy with atmospheric conditions in Africa.

Jeffrey L. Privette, Mukufute Mukelabai, Hao Zhang, Crystal Barker Schaaf

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

2002

Improving MODIS surface BRDF/Albedo retrieval with MISR multiangle observations.

Yufang Jin, Feng Gao, Crystal Schaaf, Xiaowen Li, Alan H. Strahler, Carol J. Bruegge, John V. Martonchik

IEEE Trans. Geosci. Remote. Sens., 2002

Bidirectional NDVI and atmospherically resistant BRDF inversion for vegetation canopy.

Feng Gao, Yufang Jin, Crystal Schaaf, Alan H. Strahler

IEEE Trans. Geosci. Remote. Sens., 2002

MODIS tasseled cap transformation and its utility.

Xiaoyang Zhang, Crystal Barker Schaaf, Mark A. Friedl, Alan H. Strahler, Feng Gao, John C. F. Hodges

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

Using MODIS data to study the relation between climatic spatial variability and vegetation phenology in northern high latitudes.

Xiaoyang Zhang, Mark A. Friedl, Crystal Barker Schaaf, Alan H. Strahler, John C. F. Hodges, Feng Gao

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

Global albedo, BRDF and nadir BRDF-adjusted reflectance products from MODIS.

Crystal Barker Schaaf, Alan H. Strahler, Feng Gao, Wolfgang Lucht, Yufang Jin, Xiaowen Li, Xiaoyang Zhang, Elena Tsvetsinskaya, Jan-Peter Muller, Philip Lewis, Michael J. Barnsley, Gareth Roberts, Christopher Doll, Shunlin Liang, David P. Roy, Jeffrey L. Privette

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

2000

An algorithm for the retrieval of albedo from space using semiempirical BRDF models.

Wolfgang Lucht, Crystal Barker Schaaf, Alan H. Strahler

IEEE Trans. Geosci. Remote. Sens., 2000

1994

Topographic effects on bidirectional and hemispherical reflectances calculated with a geometric-optical canopy model.

Crystal Barker Schaaf, Xiaowen Li, Alan H. Strahler

IEEE Trans. Geosci. Remote. Sens., 1994

1993

Solar zenith angle effects on forest canopy hemispherical reflectances calculated with a geometric-optical bidirectional reflectance model.

Crystal Barker Schaaf, Alan H. Strahler

IEEE Trans. Geosci. Remote. Sens., 1993