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A CT Reconstruction Algorithm Based on Non-Aliasing Contourlet Transform and Compressive Sensing
Compressive sensing (CS) theory has great potential for reconstructing CT images from sparse-views projection data. Currently, total variation (TV-) based CT reconstruction method is a hot research point in medical CT field, which uses the gradient operator as the sparse representation approach duri...
Autores principales: | , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Hindawi Publishing Corporation
2014
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4101234/ https://www.ncbi.nlm.nih.gov/pubmed/25101142 http://dx.doi.org/10.1155/2014/753615 |