Fusion of hyperspectral and multispectral infrared astronomical images (SPARS 2019) - Archive ouverte HAL
Communication Dans Un Congrès Année : 2019

Fusion of hyperspectral and multispectral infrared astronomical images (SPARS 2019)

Résumé

In this contribution, we introduce a multispectral and hyper-spectral image fusion method in an astrophysical observation context. Wedefine an observation forward model and solve a approximate regularizedinverse problem in the Fourier domain by a conjugate gradient algorithm.The fusion model is evaluated on simulated observations of the OrionBar by the NIRCam imager and the NIRSpec spectrometer, embeddedon the James Webb Space Telescope.

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Dates et versions

hal-02419428 , version 1 (19-12-2019)

Identifiants

  • HAL Id : hal-02419428 , version 1

Citer

Claire Guilloteau, Thomas Oberlin, Olivier Berné, Nicolas Dobigeon. Fusion of hyperspectral and multispectral infrared astronomical images (SPARS 2019). Workshop on Signal Processing with Adaptative Sparse Structured Representations (SPARS 2019), Apr 2019, Toulouse, France. pp.0. ⟨hal-02419428⟩
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