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Chapter and Conference Paper
STAR: Spatio-Temporal Architecture for Super-Resolution in Low-Dose CT Perfusion
Computed tomography perfusion (CTP) is one of the most widely used imaging modality for cerebrovascular disease diagnosis and treatment, especially in emergency situations. While cerebral CTP is capable of qua...
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Chapter and Conference Paper
Tensor Total-Variation Regularized Deconvolution for Efficient Low-Dose CT Perfusion
Acute brain diseases such as acute stroke and transit ischemic attacks are the leading causes of mortality and morbidity worldwide, responsible for 9% of total death every year. ‘Time is brain’ is a widely acc...
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Chapter and Conference Paper
Tissue-Specific Sparse Deconvolution for Low-Dose CT Perfusion
Sparse perfusion deconvolution has been recently proposed to effectively improve the image quality and diagnostic accuracy of low-dose perfusion CT by extracting the complementary information from the high-dos...
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Chapter and Conference Paper
Sparsity-Based Deconvolution of Low-Dose Perfusion CT Using Learned Dictionaries
Computational tomography perfusion (CTP) is an important functional imaging modality in the evaluation of cerebrovascular diseases, such as stroke and vasospasm. However, the post-processed parametric maps of ...