The statistical sinogram smoothing via adaptive-weighted total variation regularization for low-dose X-ray CT Cui, Xueying ; Gui, Zhiguo ; Zhang, Quan ; Liu, Yi ; Ma, Ruifen Abstract Publication: Optik Pub Date: September 2014 DOI: 10.1016/j.ijleo.2014.06.039 Bibcode: 2014Optik.125.5352C