[Incident Photon Number and Reconstructed Linear Attenuation Coefficients in Iterative CT Image Reconstruction].

Conclusion] The variance of projection data should be included into the likelihood to act the regularization term effectively in the IR method.
PMID: 30828046 [PubMed - in process]

Source: Igaku Butsuri: Japanese Journal of Medical Physics - March 5, 2019 Category: Physics Authors: Shinohara H, Hashimoto T Tags: Igaku Butsuri Source Type: research