A Model of Regularization Parameter Determination in Low-Dose X-Ray CT Reconstruction Based on Dictionary Learning

In recent years, X-ray computed tomography (CT) is becoming widely used to reveal patient's anatomical information. However, the side effect of radiation, relating to genetic or cancerous diseases, has caused great public concern. The problem is how to minimize radiation dose significantly whil...

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Shranjeno v:
Bibliografske podrobnosti
izdano v:Comput Math Methods Med
Main Authors: Zhang, Cheng, Zhang, Tao, Zheng, Jian, Li, Ming, Lu, Yanfei, You, Jiali, Guan, Yihui
Format: Artigo
Jezik:Inglês
Izdano: Hindawi Publishing Corporation 2015
Teme:
Research Article
Online dostop:https://ncbi.nlm.nih.gov/pmc/articles/PMC4609404/
https://ncbi.nlm.nih.gov/pubmed/26550024
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1155/2015/831790
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