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Radiometric Calibration and Characterization of Large-format Digital Photogrammetric Sensors in a Test Field
2008
Photogrammetric Engineering and Remote Sensing
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Test field calibration is an attractive approach to calibrating and characterizing the radiometry of airborne imaging instruments. ...
In this study, a method for radiometric test field calibration for digital photogrammetric instruments is developed, and it is used to evaluate the radiometric performance of large-format photogrammetric ...
Authors are thankful to Blom ASA, the Estonian Land Board, and the Aerial Image Center of National Land Survey of Finland for participating in the sensor testing campaigns and providing image materials ...
doi:10.14358/pers.74.12.1487
fatcat:p2sh2go5urex7pvyrrlv5to7mi
Band-Averaged Response Sensitivity Study of an Imaging Spectrometer for the CLARREO Pathfinder Mission
2022
Remote Sensing
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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
A Spectrum Extension Approach for Radiometric Calibration of the Advanced Hyperspectral Imager Aboard the Gaofen-5 Satellite
2021
IEEE Transactions on Geoscience and Remote Sensing
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infrared (SWIR) sensors from field automatic observations with a field spectrometer in the absence of SWIR measurements. ...
To better understand the radiometric performance of GF-5/AHIS after its launch, this article presents an on-orbit radiometric calibration approach for AHSI visible and near-infrared (VNIR) and shortwave ...
Fig. 8 . 8 (a) Changes in the calibration coefficients of the spectrometers as a function of wavelength based on data sets measured in the laboratory. ...
doi:10.1109/tgrs.2021.3083707
fatcat:j4tfmbsq6vfpnembfsvm75dc3y
APEX-airborne prism experiment: the realization phase of an airborne hyperspectral imager
2004
Sensors, Systems, and Next-Generation Satellites VIII
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The spatial/spectral resolution amounts to 1000 samples at 28degree field of view with 312 spectral bands. ...
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. ...
For calibration, a functional set of data concerning the spectral, spatial and radiometric characteristics of the instrument is required. ...
doi:10.1117/12.566471
fatcat:zp7tloiykbhylolxleu2o75niq
Front Matter: Volume 9607
2015
Earth Observing Systems XX
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using a Base 36 numbering system employing both numerals and letters. ...
Publication of record for individual papers is online in the SPIE Digital Library. SPIEDigitalLibrary.org Paper Numbering: Proceedings of SPIE follow an e-First publication model. ...
1A
Modeling spectrally varying resolution in broadband imaging systems [9607-45]
9607 1B
Simple techniques for modeling wavefront error in imaging systems [9607-46]
SESSION 10
NEW MISSIONS, INSTRUMENTS ...
doi:10.1117/12.2217969
dblp:conf/eos/X15
fatcat:it33jhcayzgtxdfvhsanrbzovi
Error budget for a calibration demonstration system for the reflected solar instrument for the climate absolute radiance and refractivity observatory
2013
Imaging Spectrometry XVIII
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The current work describes the radiometric calibration error budget for the Solar, Lunar for Absolute Reflectance Imaging Spectroradiometer (SOLARIS) which is the calibration demonstration system (CDS) ...
The key to such a goal is to improving the accuracy of SI traceable absolute calibration across infrared and reflected solar wavelengths allowing climate change to be separated from the limit of natural ...
Work by NIST with their laboratory version of SIRCUS has shown that stray light sensitivity of an imaging system can be determined to an order of magnitude better than methods widely used in other radiometric ...
doi:10.1117/12.2024562
fatcat:jq5epbxi5rakxlco33zgnxaocm
Calibration methodology for the airborne dispersive pushbroom imaging spectrometer (APEX)
2004
Sensors, Systems, and Next-Generation Satellites VIII
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APEX is a dispersive pushbroom imaging spectrometer operating in the spectral range between 380 -2500 nm. ...
Because of the heterogeneity of the characterization measurements, the optimal calibration for each data set is achieved using a special assimilation algorithm. ...
The support of all Industrial partners (HTS, OIP, Netcetera), Vito and the University of Zurich is acknowledged. ...
doi:10.1117/12.566364
fatcat:wazyymt7uzgyznmbqbrmbv6hpa
Detector based calibration of a portable imaging spectrometer for CLARREO Pathfinder Mission
2019
Earth Observing Systems XXIV
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GLAMR is a detector-based calibration system relies on a set of NIST-calibrated transfer radiometers to assess the spectral radiance from the GLAMR sphere source to better than 0.3 % (k=2). ...
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
Performance requirements for airborne imaging spectrometers
2002
Imaging Spectrometry VII
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Based on scientific requirements, for each relevant variable detectable using imaging spectroscopy, ground reflectance spectra have been provided by specialists in their field of expertise. ...
We present an approach to translate scientific requirements into instrument specifications by using a forward model for generic airborne imaging spectrometers in earth remote sensing. ...
The radiometric sensitivity analysis (or the NedL model) is based on the following principles: • A predefined set of variables are selected according to their relevance and importance, • Critical at-surface ...
doi:10.1117/12.453345
fatcat:tjbm6c4xcnb3tdanz74cyhkm3q
Design and characterization of specMACS, a multipurpose hyperspectral cloud and sky imager
2015
Atmospheric Measurement Techniques Discussions
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The new spectrometer of the Munich Aerosol Cloud Scanner (specMACS) is a multipurpose hyperspectral cloud and sky imager designated, but not limited to investigations of cloud-aerosol interactions in Earth's ...
Since the instrument is primarily intended for retrievals of atmospheric quantities by inversion of radiative models using measured radiances, a focus is placed on the determination of its radiometric ...
We would also like to thank enviscope GmbH (D. Schell), Uni Leipzig (M. Wendisch), Max Planck Institute for Chemistry (U. Pöschl) and the DLR Institute of Atmospheric Physics (M. ...
doi:10.5194/amtd-8-9853-2015
fatcat:2l5aqmnymrcczhd27j2n63v7sm
Design and characterization of specMACS, a multipurpose hyperspectral cloud and sky imager
2016
Atmospheric Measurement Techniques
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</strong> The new spectrometer of the Munich Aerosol Cloud Scanner (specMACS) is a multipurpose hyperspectral cloud and sky imager designated, but is not limited to investigations of cloud–aerosol interactions ...
Since the instrument is primarily intended for retrievals of atmospheric quantities by inversion of radiative models using measured radiances, a focus is placed on the determination of its radiometric ...
We would also like to thank enviscope GmbH (D. Schell), Uni Leipzig (M. Wendisch), Max Planck Institute for Chemistry (U. Pöschl) and the DLR Institute of Atmospheric Physics (M. ...
doi:10.5194/amt-9-2015-2016
fatcat:lzxabnbwxraivaihyvt4jy64l4
The EnMAP Spaceborne Imaging Spectroscopy Mission for Earth Observation
2015
Remote Sensing
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However, most of the developments and applications in imaging spectroscopy have largely relied on airborne spectrometers, as the amount and quality of space-based imaging spectroscopy data remain relatively ...
Imaging spectroscopy, also known as hyperspectral remote sensing, is based on the characterization of Earth surface materials and processes through spectrally-resolved measurements of the light interacting ...
Acknowledgments EnMAP is funded under the DLR Space Administration with resources from the German Federal Ministry of Economic Affairs and Energy and contributions from DLR, GFZ and OHB System AG. ...
doi:10.3390/rs70708830
fatcat:kwcmjf45kffrpncevp657zsjpa
Calibration and Data Quality Assurance Technical Advancements for Quantitative Remote Sensing in the DRAGON 4 Project
2021
Remote Sensing
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The outcomes of the project have benefited the related remote sensing modeling and product retrieval, and promoted the radiometric calibration network (RadCalNet) as an international operational network ...
The DRAGON program has set up many remote sensing research topics on various application domains. ...
Ground-based automated radiometric
calibration system in Baotou site, China. ...
doi:10.3390/rs13244996
fatcat:e3desvbzyzfnrdrwfzcrrua3hm
Instrument Development: Chinese Radiometric Benchmark of Reflected Solar Band Based on Space Cryogenic Absolute Radiometer
2020
Remote Sensing
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The goal of the SCAR is to calibrate the Earth–Moon Imaging Spectrometer (EMIS) on-satellite using the benchmark transfer chain (BTC) and to transfer the traceable radiometric scale to other remote sensors ...
This paper introduces the development progress of the Chinese radiometric benchmark of the reflected solar band based on the Space Cryogenic Absolute Radiometer (SCAR). ...
Zhenhua Ji designs the optical structure of the Earth-Moon Imaging Spectrometer. Yuquan Zhen provides the signal to noise ratio analysis data. De Sun develops the blackbody cavity. ...
doi:10.3390/rs12172856
fatcat:voicppdnubhcxps75w2foar6d4
STATUS OF THE IMAGING SPECTROSCOPY MISSION ENMAP WITH RADIOMETRIC CALIBRATION AND CORRECTION
2020
ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences
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Radiometric calibration is based on Sun calibration measurements with a fullaperture diffusor for absolute calibration. ...
Each of the two 2-dimensional detector arrays of the prism-based pushbroom dual-spectrometer works in a dual-gain configuration to cover the complete dynamic range. ...
ACKNOWLEDGEMENTS Supported by the DLR Space Administration with funds of the German Federal Ministry of Economic Affairs and Technology on the basis of a decision by the German Bundestag (50 EE 0850). ...
doi:10.5194/isprs-annals-v-1-2020-41-2020
fatcat:trwyn74etfbadlou6p4rl57iva
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