2017 | OriginalPaper | Buchkapitel
Overexposure Correction by Mixed One-Bit Compressive Sensing for C-Arm CT
verfasst von : Xiaolin Huang, Yan Xia, Yixing Huang, Joachim Hornegger, Andreas Maier
Erschienen in: Bildverarbeitung für die Medizin 2017
Verlag: Springer Berlin Heidelberg
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This paper proposes a novel method to deal with overexposure for C-arm CT reconstruction. The proposed method is based on recent progress of one bit compressive sensing (1bit-CS), which is to recover sparse signals from sign measurements. Overexposure could be regarded as a kind of sign information, thus the application of 1bit-CS to overexposure correction in CT reconstruction is expected. This method is evaluated on a phantom and its promising performance implies potential application on clinical data.