Task‐based detectability in CT image reconstruction by filtered backprojection and penalized likelihood estimation
Purpose: Nonstationarity is an important aspect of imaging performance in CT and cone‐
beam CT (CBCT), especially for systems employing iterative reconstruction. This work …
beam CT (CBCT), especially for systems employing iterative reconstruction. This work …
Soft-tissue imaging with C-arm cone-beam CT using statistical reconstruction
The potential for statistical image reconstruction methods such as penalized-likelihood (PL)
to improve C-arm cone-beam CT (CBCT) soft-tissue visualization for intraoperative imaging …
to improve C-arm cone-beam CT (CBCT) soft-tissue visualization for intraoperative imaging …
Iterative CBCT reconstruction using Hessian penalty
Statistical iterative reconstruction algorithms have shown potential to improve cone-beam
CT (CBCT) image quality. Most iterative reconstruction algorithms utilize prior knowledge as …
CT (CBCT) image quality. Most iterative reconstruction algorithms utilize prior knowledge as …
Alternating dual updates algorithm for X-ray CT reconstruction on the GPU
MG McGaffin, JA Fessler - IEEE transactions on computational …, 2015 - ieeexplore.ieee.org
Model-based image reconstruction (MBIR) for X-ray computed tomography (CT) offers
improved image quality and potential low-dose operation, but has yet to reach ubiquity in the …
improved image quality and potential low-dose operation, but has yet to reach ubiquity in the …
Low‐dose preview for patient‐specific, task‐specific technique selection in cone‐beam CT
Purpose: A method is presented for generating simulated low‐dose cone‐beam CT (CBCT)
preview images from which patient‐and task‐specific minimum‐dose protocols can be …
preview images from which patient‐and task‐specific minimum‐dose protocols can be …
A look-up table-based ray integration framework for 2-D/3-D forward and back projection in X-ray CT
Iterative algorithms have become increasingly popular in computed tomography (CT) image
reconstruction, since they better deal with the adverse image artifacts arising from low …
reconstruction, since they better deal with the adverse image artifacts arising from low …
[PDF][PDF] Iterative helical CT reconstruction in the cloud for ten dollars in five minutes
JM Rosen, J Wu, TF Wenisch… - Proc. Intl. Mtg. on Fully 3D …, 2013 - eecs.umich.edu
Iterative statistical X-ray CT reconstruction algorithms can improve image quality for low
dose scans. Unfortunately, their clinical utility has been hampered by their enormous …
dose scans. Unfortunately, their clinical utility has been hampered by their enormous …
Comparison of supervised‐learning approaches for designing a channelized observer for image quality assessment in CT
E Pouget, V Dedieu - Medical Physics, 2023 - Wiley Online Library
Background The current paradigm for evaluating computed tomography (CT) system
performance relies on a task‐based approach. As the Hotelling observer (HO) provides an …
performance relies on a task‐based approach. As the Hotelling observer (HO) provides an …
[图书][B] Three-Dimensional Digital Tomosynthesis: Iterative reconstruction, artifact reduction and alternative acquisition geometry
Y Levakhina - 2014 - books.google.com
Yulia Levakhina gives an introduction to the major challenges of image reconstruction in
Digital Tomosynthesis (DT), particularly to the connection of the reconstruction problem with …
Digital Tomosynthesis (DT), particularly to the connection of the reconstruction problem with …