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A Spectrum Extension Approach for Radiometric Calibration of the Advanced Hyperspectral Imager Aboard the Gaofen-5 Satellite

Yaokai Liu, Lingling Ma, Yongguang Zhao, Ning Wang, Yonggang Qian, Wan Li, Caixia Gao, Shi Qiu, Chuanrong Li
2021 IEEE Transactions on Geoscience and Remote Sensing  
infrared (SWIR) sensors from field automatic observations with a field spectrometer in the absence of SWIR measurements.  ...  Index Terms-Advanced hyperspectral imager (AHSI), calibration site, Gaofen-5 (GF-5) satellite, radiometric calibration, spectrum extension.  ...  In view of this, this study aims to propose an operational on-orbit radiometric calibration approach for AHSI VNIR and SWIR sensors from field automatic observations with a field spectrometer in the absence  ... 
doi:10.1109/tgrs.2021.3083707 fatcat:j4tfmbsq6vfpnembfsvm75dc3y

Polarization Radiometric Calibration in Laboratory for a Channeled Spectropolarimeter

Wenhe Xing, Xueping Ju, Jian Bo, Changxiang Yan, Bin Yang, Shuyan Xu, Junqiang Zhang
2020 Applied Sciences  
In this paper, we propose a novel polarization radiometric calibration model that decouples the radiometric calibration coefficient and polarization properties of an optical system.  ...  The process of radiometric calibration would be coupled with the polarization properties of an optical system for spectropolarimetry, which would have significant influences on reconstructed Stokes parameters  ...  In order to facilitate the establishment of polarization radiometric transmission model for optical system, we advanced a method modeling to divide into four sub-modules: fore-optics, PSIM module, imaging  ... 
doi:10.3390/app10228295 fatcat:wc5qmuz4hfdtbkc2jf65vkmgy4

EnMAP: hyperspectral Imager (HSI) for Earth observation: current status

Martin Mücke, B. Sang, B. Heider, H. -P. Honold, M. Sornig, S. Fischer, Nikos Karafolas, Zoran Sodnik, Bruno Cugny
2019 International Conference on Space Optics — ICSO 2018  
The single payload of the satellite is the Hyperspectral Imager (HSI).  ...  The Environmental Mapping and Analysis Program (EnMAP) is a German space borne science mission that aims at characterizing the Earth's environment on a global scale.  ...  ACKNOWLEDGEMENTS The work presented herein was performed on behalf of the German Space Agency DLR with funds of the German Federal Ministry of Economic Affairs and Technology under the grant No. 50 EP  ... 
doi:10.1117/12.2536142 fatcat:jppcpp3zsnesphobap635gcgsa

Front Matter: Volume 10402

James J. Butler, Xiaoxiong (Jack) Xiong, Xingfa Gu
2017 Earth Observing Systems XXII  
Publication of record for individual papers is online in the SPIE Digital Library. Paper Numbering: Proceedings of SPIE follow an e-First publication model.  ...  using a Base 36 numbering system employing both numerals and letters.  ...  spectroscopy using embedded diffractive optical arrays 10402 0H Simple alignment procedure for a VNIR imaging spectrometer with a Shack-Hartmann wavefront sensor and a field identifier Sentinel 2B  ... 
doi:10.1117/12.2299452 dblp:conf/eos/X17 fatcat:u7a6tvbkufhqvb5onw4qmm4zsa

A light-weight hyperspectral mapping system for unmanned aerial vehicles — The first results

Juha Suomalainen, Niels Anders, Shahzad Iqbal, Jappe Franke, Philip Wenting, Harm Bartholomeus, Rolf Becker, Lammert Kooistra
2013 2013 5th Workshop on Hyperspectral Image and Signal Processing: Evolution in Remote Sensing (WHISPERS)  
The raw spectrometer data are loaded 2. Converted to radiance spectra using dark and flat field calibrations 3.  ...  The raw images are loaded 2. Converted to radiance images using dark and flat field calibrations 3. Converted to reflectance factor images using empirical line correction 4.  ... 
doi:10.1109/whispers.2013.8080721 dblp:conf/whispers/SuomalainenAIFW13 fatcat:akrabbfc35bbhjfbxevg27x7b4

The DOM Generation and Precise Radiometric Calibration of a UAV-Mounted Miniature Snapshot Hyperspectral Imager

Guijun Yang, Changchun Li, Yanjie Wang, Huanhuan Yuan, Haikuan Feng, Bo Xu, Xiaodong Yang
2017 Remote Sensing  
This paper describes the generation of a digital orthophoto map (DOM) and radiometric calibration for images taken by a miniaturized snapshot hyperspectral camera mounted on a lightweight unmanned aerial  ...  Finally, we applied two absolute radiometric calibration methods to the generated DOM and verified their accuracy via comparison with spectra measured with an ASD Field Spec Pro spectrometer (Analytical  ...  ., for the image data and field sampling collection. We are grateful to the anonymous reviewers for their valuable comments and recommendations.  ... 
doi:10.3390/rs9070642 fatcat:oa3ctv6puzdfripjs4wfms3qla

The EnMAP Spaceborne Imaging Spectroscopy Mission for Earth Observation

Luis Guanter, Hermann Kaufmann, Karl Segl, Saskia Foerster, Christian Rogass, Sabine Chabrillat, Theres Kuester, André Hollstein, Godela Rossner, Christian Chlebek, Christoph Straif, Sebastian Fischer (+24 others)
2015 Remote Sensing  
The potential of imaging spectroscopy for Earth remote sensing has been demonstrated since the 1980s.  ...  The core payload of EnMAP consists of a dual-spectrometer instrument measuring in the optical spectral range between 420 and 2450 nm with a spectral sampling distance varying between 5 and 12 nm and a  ...  Author Contributions The development of the manuscript concept, the collection of the materials for the different sections and the overall coordination of the work was performed by Luis Guanter and Hermann  ... 
doi:10.3390/rs70708830 fatcat:kwcmjf45kffrpncevp657zsjpa

Laboratory Calibration of a Field Imaging Spectrometer System

Lifu Zhang, Changping Huang, Taixia Wu, Feizhou Zhang, Qingxi Tong
2011 Sensors  
A new Field Imaging Spectrometer System (FISS) based on a cooling area CCD was developed. This paper describes the imaging principle, structural design, and main parameters of the FISS sensor.  ...  An integrating sphere was used to achieve absolute radiometric calibration of the FISS with less than 5% calibration error for each band.  ...  Acknowledgements The authors gratefully acknowledge the support of the National Natural Science Foundation of China (Project Number 30772890,  ... 
doi:10.3390/s110302408 pmid:22163746 pmcid:PMC3231591 fatcat:zriuqp3vdfg23i4cow2cdyytmu

EO-1/Hyperion hyperspectral imager design, development, characterization, and calibration

Mark A. Folkman, Jay Pearlman, Lushalan B. Liao, Peter J. Jarecke, William L. Smith, Yoshifumi Yasuoka
2001 Hyperspectral Remote Sensing of the Land and Atmosphere  
Its mission as a technology demonstrator is to evaluate on-orbit issues for imaging spectroscopy and to assess the capabilities of a spacebased imaging spectrometer for earth science and earth observation  ...  The instrument includes internal and solar calibration sub-systems. This paper will review the design, construction and calibration of the Hyperion instrument.  ...  ACKNOWLEDGEMENTS The authors wish to acknowledge the support of the NASA Goddard Space Flight Center and the EO-1 team for their support on the Hyperion Program Contract No. NAS5-98161.  ... 
doi:10.1117/12.417022 fatcat:hkvbchcijndrjkkaonx6yuedui

Development and operations of the EO-1 Hyperion Imaging Spectrometer

Jay Pearlman, Carol Segal, Lushalan B. Liao, Stephen L. Carman, Mark A. Folkman, William Browne, Lawrence Ong, Stephen G. Ungar, William L. Barnes
2000 Earth Observing Systems V  
Its mission as a technology demonstrator is to evaluate on-orbit issues for imaging spectroscopy and to assess the capabilities of a spacebased imaging spectrometer for earth science and earth observation  ...  The Hyperion Imaging Spectrometer is one of three principal instruments aboard the EO-1 spacecraft.  ...  A common calibration system is provided for both the VNIR and SWIR spectrometers. Dual calibration lamps produce reference signals to monitor detector performance following image acquisition.  ... 
doi:10.1117/12.494251 fatcat:5opkqafjhfahpbxqyjavwyelza

APEX-airborne prism experiment: the realization phase of an airborne hyperspectral imager

Gerd J. Ulbrich, Roland Meynart, Jens Nieke, Roland Meynart, Steven P. Neeck, Haruhisa Shimoda
2004 Sensors, Systems, and Next-Generation Satellites VIII  
The instrumentation comprises a hyperspectral imager for various standard airborne platforms, a fixed installed calibration home base and a complete facility for data processing and archiving.  ...  extended array format for the short wave infrared channel, the thermal/mechanical stabilization of the spectrometer and the realization of the infrastructure for high accuracy characterization and calibration  ...  For the radiometric calibration it was intended to make use of an Ulbricht's radiometric sphere with a diameter of about 1.6 m.  ... 
doi:10.1117/12.566471 fatcat:zp7tloiykbhylolxleu2o75niq

Processing of large-volume airborne imaging spectrometer data: the APEX approach

Michael E. Schaepman, Daniel Schlaepfer, Jason Brazile, Stephan Bojinski, Sylvia S. Shen
2002 Imaging Spectrometry VIII  
The PAF not only includes imaging spectrometer data processing up to physical units, but also geometric and atmospheric correction for each scene, as well as calibration data input.  ...  In the framework of the APEX (Airborne Prism Experiment) pushbroom imaging spectrometer, a complete processing and archiving facility (PAF) is developed.  ...  be able to simulate, calibrate and validate planned space-borne imaging spectrometer missions (e.g., SPECTRA, MERIS, CHIRS/PROBA, etc.), and can act as a radiometric transfer standard for vicarious calibration  ... 
doi:10.1117/12.453795 fatcat:ab4cspukzneuhlwydkvt7ycyti

Detector based calibration of a portable imaging spectrometer for CLARREO Pathfinder Mission

Yigit Aytac, Kurtis J. Thome, Brian N. Wenny, Amit Angal, Timothy M. Shuman, Brendan McAndrew, James J. Butler, Xiaoxiong (Jack) Xiong, Xingfa Gu
2019 Earth Observing Systems XXIV  
The current work describes the calibration of the Solar, Lunar Absolute Reflectance Imaging Spectroradiometer (SOLARIS) that was originally developed as a calibration demonstration system for the CLARREO  ...  The methodology for the radiometric calibration of SOLARIS is presented as well as results from the GLAMR-based calibration of SOLARIS.  ...  Developing and testing of calibration protocols for the CPF Independent Calibration are relying on the SOLARIS calibration demonstration system that is an imaging spectrometer similar to that planned for  ... 
doi:10.1117/12.2528760 fatcat:aszxtvwfrbbzbbxcb5atbjgclq

Alignment And Calibration Of An Airborne Infrared Spectrometer

Alisha Vira, Jenna Samra, Peter Cheimets
2017 Zenodo  
In addition to the optical alignment, there are a few calibrations to complete: 1) flat field, 2) spectral, and 3) radiometric. The flat field gives us a measure of the pixel to pixel variations.  ...  The optical system consists of a fast steering mirror, telescope, grating spectrometer, and slit-jaw imager. Light from the sun is directed into the f/15 telescope by a fast steering mirror.  ...  A special thanks to my mentor, Jenna Samra.  ... 
doi:10.5281/zenodo.1041797 fatcat:crurzco2fzfbvoiidnaisxjmqq

Band-Averaged Response Sensitivity Study of an Imaging Spectrometer for the CLARREO Pathfinder Mission

Fatholah Salehi, Kurtis Thome, Brian N. Wenny, Ronald Lockwood, Zhipeng Wang
2022 Remote Sensing  
The current work uses GLAMR data collected with a visible and near-infrared imaging spectrometer calibration demonstration system to develop a source/sensor modeled calibration data set as part of a sensitivity  ...  Prelaunch absolute, SI-traceable radiometric calibration of satellite-based sensors is key to ensuring the utility of imaging spectrometer-based data products.  ...  Acknowledgments: The authors acknowledge the efforts and dedication of the NASA/GSFC GLAMR team for the development and operation of the GLAMR system and their support in the collection of the data used  ... 
doi:10.3390/rs14102302 fatcat:am3f6cbff5ep7jiy2fxo4mdmiy
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