A CS Image Denoising and Reconstruction Method Based on Hyperspectral Total Variation
A total variation, hyperspectral technology, applied in the field of image processing, can solve the problem of poor performance of high-noise image denoising and reconstruction, and achieve the effect of improving screening ability, simple implementation, and solving the problem of denoising and reconstruction.
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[0052] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0053] Thought of the present invention is: (1) use design based on l 1 The CS reconstruction model of norm and HTV iteratively updates the obtained reconstructed image; (2) In the CS sparse transformation process, the Starlet transformation can effectively separate the image data from the noise data to the greatest extent; (3) The designed The new threshold operator uses the improved BayesShrink threshold to effectively filter the obtained Starlet coefficient...
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