l0 regularization based on a prior image incorporated non-local means for limited-angle X-ray CT reconstruction.
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DOI: 10.3233/xst-17334
Abstract: PURPOSES Restricted by the scanning environment in some CT imaging modalities, the acquired projection data are usually incomplete, which may lead to a limited-angle reconstruction problem. Thus, image quality usually suffers from the slope artifacts.… read more here.
Keywords: reconstruction; image; method; slope artifacts ... See more keywords