CS iteration threshold image denoising reconstruction method based on spatial adaptive total variation
An iterative threshold and adaptive technology, applied in the field of image denoising, can solve the problems affecting the quality of image denoising and reconstruction, and achieve the effect of improving the ability of denoising and reconstruction
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[0052] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. 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] Such as figure 1 As shown, the idea of the present invention is: (1) In the CS sparse transformation process, the contourlet transformation process based on the optimized threshold soft threshold operator is innovatively designed, and in the process of contourlet transformation, the hidden Noise information in each layer of the image; (2) Using the proposed space-adaptive total variation CS model to iteratively update the obtained reconstr...
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