Articles with "spectral reconstruction" as a keyword



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An exponentially accurate spectral reconstruction technique for the single-phase one-dimensional Stefan problem with constant coefficients

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Published in 2020 at "International Journal of Heat and Mass Transfer"

DOI: 10.1016/j.ijheatmasstransfer.2020.119841

Abstract: Abstract The Stefan problem represents a large class of physical phenomena ranging from heat diffusion during phase change to the shoreline movement problem. The numerical solution of the Stefan problem requires special attention to the… read more here.

Keywords: technique; spectral reconstruction; stefan problem; stefan ... See more keywords
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Weighted spectral reconstruction method for discrimination of bacterial species with low signal-to-noise ratio Raman measurements

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Published in 2019 at "RSC Advances"

DOI: 10.1039/c9ra00327d

Abstract: Raman spectra recovered from low SNR Raman measurements by weighted spectral reconstruction method show excellent preservation of information about bacterial identification. read more here.

Keywords: spectral reconstruction; reconstruction method; raman measurements; raman ... See more keywords
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Spatial-Spectral Cube Matching Frame for Spectral CT Reconstruction.

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Published in 2018 at "Inverse problems"

DOI: 10.1088/1361-6420/aad67b

Abstract: Spectral computed tomography (CT) reconstructs the same scanned object from projections of multiple narrow energy windows, and it can be used for material identification and decomposition. However, the multi-energy projection dataset has a lower signal-noise-ratio… read more here.

Keywords: reconstruction; energy; matching frame; spectral reconstruction ... See more keywords
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A spectral reconstruction algorithm for two-plane Compton cameras.

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Published in 2019 at "Physics in medicine and biology"

DOI: 10.1088/1361-6560/ab58ad

Abstract: One factor limiting the current applicability extent of hadron therapy is the lack of a reliable method for real time treatment monitoring. The use of Compton imaging systems as monitors requires the correct reconstruction of… read more here.

Keywords: reconstruction; energy; spectral reconstruction; method ... See more keywords
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Enhanced Channel Attention Network With Cross-Layer Feature Fusion for Spectral Reconstruction in the Presence of Gaussian Noise

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Published in 2022 at "IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing"

DOI: 10.1109/jstars.2022.3218820

Abstract: Spectral reconstruction from RGB images has made significant progress. Previous works usually utilized the noise-free RGB images as input to reconstruct the corresponding hyperspectral images (HSIs). However, due to instrumental limitation or atmospheric interference, it… read more here.

Keywords: gaussian noise; reconstruction; channel attention; spectral reconstruction ... See more keywords
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MFormer: Taming Masked Transformer for Unsupervised Spectral Reconstruction

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Published in 2023 at "IEEE Transactions on Geoscience and Remote Sensing"

DOI: 10.1109/tgrs.2023.3264976

Abstract: Spectral reconstruction (SR) aims to recover the hyperspectral images (HSIs) from the corresponding RGB images directly. Most SR studies based on supervised learning require massive data annotations to achieve superior reconstruction performance, which is limited… read more here.

Keywords: spectral reconstruction; masked transformer; reconstruction; mformer taming ... See more keywords
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Experimental demonstration of infrared spectral reconstruction using plasmonic metasurfaces.

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Published in 2018 at "Optics letters"

DOI: 10.1364/ol.43.004481

Abstract: We computationally reconstruct short- to long-wave infrared spectra using an array of plasmonic metasurface filters. We illuminate the filter array with an unknown spectrum and measure the optical power transmitted through each filter with an… read more here.

Keywords: demonstration infrared; spectral reconstruction; experimental demonstration; reconstruction using ... See more keywords