Dual-coded compressive hyperspectral imaging
WebThis Letter presents a new snapshot approach to hyperspectral imaging via dual-optical coding and compressive computational reconstruction. We demonstrate that two high-speed spatial light modulators, located conjugate to the image and spectral plane, … WebJul 21, 2024 · This paper proposes a novel compressive hyperspectral (HS) imaging approach that allows for high-resolution HS images to be captured in a single image and demonstrates other applications for the over-complete HS dictionary and sparse coding techniques, including 3D HS images compression and denoising. 185. PDF.
Dual-coded compressive hyperspectral imaging
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WebJan 5, 2024 · The design of a coded aperture snapshot imaging system (CASSI) capable of selectively tuning the spectral wavelength by the variation of air gap within a dual-prism is described in this paper. The motivation for this work was to study the advantages and drawbacks of tuning the wavelengths of a spectral imaging system through the … WebJan 23, 2024 · Recent demonstrations include an on-chip spectroscopic device 19,20,21,22,23,24,25,26 and a coded ... Compressive sensing hyperspectral imaging by spectral multiplexing with liquid crystal ...
Web2 days ago · The proposed algorithm in this paper is aimed at the reconstruction of the compressed-sampled hyperspectral images generated by the SD-CASSI system [14].The push-broom imaging is a process that makes the original image pass through the coded aperture row by row or column by row, which makes the same row or column of the … WebApr 1, 2014 · Examples include the coded aperture snapshot spectral imager (CASSI) [7,8], the dual-coded hyperspectral imager (DCSI) [9], the spatial-spectral encoded compressive hyperspectral imaging system ...
WebBlind compressive sensing (CS) is considered for reconstruction of hyperspectral data imaged by a coded aperture camera. The measurements are manifested as a superposition of the coded wavelength-dependent data, with the ambient three-dimensional hyperspectral datacube mapped to a two-dimensional measurement. The … WebToward Stable, Interpretable, and Lightweight Hyperspectral Super-resolution Wenjin Guo · Weiying Xie · Kai Jiang · Yunsong Li · Jie Lei · Leyuan Fang Residual Degradation …
Webweb dec 11 2014 compressive hyperspectral imaging this code demonstrates compressed sensing of hyperspectral images in the presence of impulse noise our code uses spot toolbox it can be freely ... web mar 3 2024 matlab code for fusion of dual spatial information for hyperspectral image
WebNov 19, 2014 · Examples include the coded aperture snapshot spectral imager (CASSI) [7,8], the dual-coded hyperspectral imager (DCSI) [9], the spatial-spectral encoded compressive hyperspectral imaging system ... garmin alpha 100 update and tt15WebJan 21, 2024 · We propose a plug-and-play (PnP) method that uses deep-learning-based denoisers as regularization priors for spectral snapshot compressive imaging (SCI). Our method is efficient in terms of reconstruction quality and speed trade-off, and flexible enough to be ready to use for different compressive coding mechanisms. We demonstrate the … black psychological thrillersblack psychologist columbia scWebMar 17, 2024 · Hyperspectral imaging plays a pivotal role in a wide range of applications, like remote sensing, medicine, and cytology. By acquiring 3D hyperspectral images … black psychologist in baton rouge laWebIn recent years, the use of compressive sensing (CS) theory to design spectral imaging systems to capture hyperspectral data has become increasingly popular, and snapshot compressive imaging (SCI) [5, 6]is one of the representative techniques based on CS, which uses two-dimensional detectors and coded spectral measurement techniques [7, … garmin alpha 100 tt15 promoWeb2 days ago · Hyperspectral images contain both spatial and spectral information, which makes it has great advantages in the field of target identification, materia… black psychologist in memphis tnWebOct 1, 2024 · Dual-coded compressive hyperspectral imaging. Opt. Lett. (2014) Correa C.V. et al. Compressive spectral imaging with colored-patterned detectors; Arguello H. et al. Colored coded aperture design by concentration of measure in compressive spectral imaging. IEEE Trans. Image Process. garmin alpha 100 tt15 troubleshooting