Two improved methods for the refinement of the spectral calibration of air- and space-borne imaging spectrometers are presented in this paper.
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The spectral performance parameters of hyper-spectral imaging spectrometer include the spectral calibration parameter and the radiometric calibrati on parameter. Accurate calibration of these
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Techniques and artifacts that advance sensor characterization and algorithms that reduce the impact of scattered light on sensor performance are presented in this work. Example applications of the new
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The HyperSpectral Imager for Climate Science (HySICS) is the core instrument of the Climate Absolute Refractivity and Reflectance Observatory
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Spectral calibration is one of the key technologies for quantitative application of imaging spectrometer. Based on analyzing the spectral calibration principle of Fourier transform imaging
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These limitations inspire this paper to automatically calibrate HSIs using a learning-based method. Towards this goal, a large-scale HSI calibration dataset is created, which has 765 high-quality HSI
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ABSTRACT Methods to spectrally calibrate imaging spectrographs, also known as hyperspectral instruments, are common and known, but few look into how well the wavelength cali-bration
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On-orbit radiometric calibration is essential for the quantitative use of hyperspectral satellite and sensor monitoring, but its frequency is constrained by available calibration sites,
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Calibrating detector-related effects, such as dark signal, the noise as a function of the signal, and temperature effects is shown.
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An automatic method for the estimation of spectral calibration parameters (channel position and bandwidth) at atmospheric absorption regions
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DLR-IMF will support the calibration and characterization campaign of the future German spaceborne hyperspectral imager EnMAP. In the context of this activity, a procedure for the correction of imaging
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We herein present a slit-scan calibration method that can significantly reduce the calibration time while maintaining high accuracy. Moreover, we quantitatively analyzed the major
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This technique uses spectral and spatial information recording beyond scanning. It makes the approach more flexible and straightforward. Qian presented the three distinct methods of
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The image remapping during reconstruction requires a lookup table, which connects each voxel in the hyperspectral datacube to a pixel in the raw image. The calibration of this lookup table is
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This paper introduces a learning-based approach for the automatic calibration of hyperspectral images (HSIs). A large-scale HSI calibration dataset, BJTU-UVA, has been developed, comprising 765 high
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Hyper-spectral imaging spectrometer has high spatial and spectral resolution. Its radiometric calibration needs the knowledge of the sources used with high spectral resolution. In
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Our spectrum-matching algorithm for refining wavelength calibrations has been applied to hyperspectral data collected with several imaging spectrometers. Sample results from applications to
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In this paper, we present a hyper-spectral imaging system and practical calibration procedure using a low-cost calibration reference made of
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In summary, this study developed and validated a new simultaneous spectral–radiometric calibration method for spaceborne hyperspectral sensors, demonstrating strong stability, robustness,
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For generating a meaningful hyperspectral imaging data, accurate spectral and radiometric calibration is required prior to data usage. This paper presents a laboratory based spectral calibration
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This is a suite of open source tools to enable researchers in the field of cultural heritage to more easily calibrate and process data from hyperspectral imaging. We aim to provide a full pipeline of calibration
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Image mapping spectrometry (IMS) is a hyperspectral imaging technique that simultaneously captures spatial and spectral information about an object in real-time. We present a
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The German Aerospace Center''s (DLR) Remote Sensing Technology Institute (IMF) operates a laboratory for the characterisation of imaging spectrometers.
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The extraction of meaningful radiance information from a hyperspectral sensor typically requires radiometric calibration using reference radiance sources. Tradi
Get Quote Airborne hyperspectral reflectance retrievals obtained using this method were found to be the most accurate and reliable reflectance calibration method. The performances of the CP method
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Spectral Correction Methodology Implemented a cross-correlation based spectral correction algorithm for hyperspectral IR sounders Assumes that the SRF* width and spacing are known Finds the band
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In pursuit of a reliable remote monitoring method to prevent unexpected flashover of contaminated insulating materials, this paper attempts to use hyperspectral imaging technology (HSI) with a
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