CT Image Denoising Based on Thresholding in Shearlet Domain
نویسندگان
چکیده
منابع مشابه
A New Shearlet Framework for Image Denoising
Traditional noise removal methods like Non-Local Means create spurious boundaries inside regular zones. Visushrink removes too many coefficients and yields recovered images that are overly smoothed. In Bayesshrink method, sharp features are preserved. However, PSNR (Peak Signal-to-Noise Ratio) is considerably low. BLS-GSM generates some discontinuous information during the course of denoising a...
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ژورنال
عنوان ژورنال: Biomedical and Pharmacology Journal
سال: 2018
ISSN: 0974-6242,2456-2610
DOI: 10.13005/bpj/1420