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Why do commercial CT scanners still employ traditional, filtered back-projection for image reconstruction?
Despite major advances in x-ray sources, detector arrays, gantry mechanical design and
especially computer performance, one component of computed tomography (CT) scanners …
especially computer performance, one component of computed tomography (CT) scanners …
An outlook on x‐ray CT research and development
Over the past decade, computed tomography (CT) theory, techniques and applications have
undergone a rapid development. Since CT is so practical and useful, undoubtedly CT …
undergone a rapid development. Since CT is so practical and useful, undoubtedly CT …
Algorithm-enabled low-dose micro-CT imaging
Micro-computed tomography (micro-CT) is an important tool in biomedical research and
preclinical applications that can provide visual inspection of and quantitative information …
preclinical applications that can provide visual inspection of and quantitative information …
The meaning of interior tomography
The classic imaging geometry for computed tomography is for the collection of un-truncated
projections and the reconstruction of a global image, with the Fourier transform as the …
projections and the reconstruction of a global image, with the Fourier transform as the …
Region of interest reconstruction from truncated data in circular cone-beam CT
The circular scanning trajectory is one of the most widely adopted data-acquisition
configurations in computed tomography (CT). The Feldkamp, Davis, Kress (FDK) algorithm …
configurations in computed tomography (CT). The Feldkamp, Davis, Kress (FDK) algorithm …
Optimization-based image reconstruction from sparse-view data in offset-detector CBCT
The field of view (FOV) of a cone-beam computed tomography (CBCT) unit in a single-
photon emission computed tomography (SPECT)/CBCT system can be increased by …
photon emission computed tomography (SPECT)/CBCT system can be increased by …
Dose reduction for kilovotage cone-beam computed tomography in radiation therapy
J Wang, T Li, Z Liang, L **ng - Physics in Medicine & Biology, 2008 - iopscience.iop.org
Kilovotage cone-beam computed tomography (kV-CBCT) has shown potentials to improve
the accuracy of a patient setup in radiotherapy. However, daily and repeated use of CBCT …
the accuracy of a patient setup in radiotherapy. However, daily and repeated use of CBCT …
Approximate and exact cone-beam reconstruction with standard and non-standard spiral scanning
The long object problem is practically important and theoretically challenging. To solve the
long object problem, spiral cone-beam CT was first proposed in 1991, and has been …
long object problem, spiral cone-beam CT was first proposed in 1991, and has been …
Exact interior reconstruction with cone‐beam CT
Using the backprojection filtration (BPF) and filtered backprojection (FBP) approaches,
respectively, we prove that with cone‐beam CT the interior problem can be exactly solved by …
respectively, we prove that with cone‐beam CT the interior problem can be exactly solved by …
A compressed sensing-based iterative algorithm for CT reconstruction and its possible application to phase contrast imaging
X Li, S Luo - Biomedical engineering online, 2011 - Springer
Abstract Background Computed Tomography (CT) is a technology that obtains the
tomogram of the observed objects. In real-world applications, especially the biomedical …
tomogram of the observed objects. In real-world applications, especially the biomedical …