X-ray micro-CT with a displaced detector array: Application to helical cone-beam reconstruction

Medical Physics

Volumn 30, Issue 10, 2003, Pages 2758-2761

  Liu, Vinson ^a   Lariviere, Nicholas R ^a   Wang, Ge ^a  

^a UNIVERSITY OF IOWA   (United States)

Author keywords

Cone beam; Displaced detector array; Field of view; Helical spiral scanning; Micro CT

Indexed keywords

IMAGE RECONSTRUCTION; NUMERICAL METHODS; X RAY DETECTORS; X RAYS;

CONE BEAM; CONE-BEAM SCANNING; DETECTOR ARRAYS; FIELD OF VIEWS; HELICAL CONE-BEAMS; MICRO CT; TWO DIMENSIONAL (2 D); WEIGHTING SCHEME;

COMPUTERIZED TOMOGRAPHY;

ARTICLE; COMPUTER ASSISTED TOMOGRAPHY; GEOMETRY; IMAGE RECONSTRUCTION; MATHEMATICAL MODEL; PRIORITY JOURNAL; TREATMENT PLANNING; X RAY;

EID: 0142089320     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.1609058     Document Type: Article

References (12)

1. G. Wang, "X-ray micro-CT with a displaced detector array," Med. Phys. 29, 1634-1636 (2002).
2. M. D. Silver et al., "Initial evaluation of the performance of a CT add-on to a radiation therapy simulator," Radiology 193(P), 227-228 (1994).
3. P. J. La Riviere, X. Pan, D. Gilland, C. M. Kao, W. Chang, and R. Jaszczak, "Transmission image reconstruction and redundant information in SPECT with asymmetric fanbeam collimation," IEEE Trans. Nucl. Sci. 48, 1357-1363 (2001).
4. P. Cho, A. Rudd, and R. Johnson, "Cone-beam CT from width-truncated projections," Comput. Med. Imaging Graph. 20, 49-57 (1996).
5. L. A. Feldkamp, L. C. Davis, and J. W. Kress, "Practical cone-beam algorithm," J. Opt. Soc. Am. A 1, 612-619 (1984).
6. G. Wang, T. H. Lin, P. C. Cheng, and D. M. Shinozaki, "A general cone-beam reconstruction algorithm," IEEE Trans. Med. Imaging 12, 486-496 (1993).
7. M. Muller, G. R. Arce, and R. A. Blake, "Synthetic scanner arrays in tomographic reconstructions from fan- and cone-beam projections," Appl. Opt. 33, 8255-8269 (1994).
8. L. A. Shepp and Y. Vardi, "Maximum likelihood reconstruction for emission tomography," IEEE Trans. Med. Imaging 1, 113-122 (1982).
9. D. L. Snyder, T. J. Schulz, and J. A. O'Sullivan, "Deblurring subject to nonnegativity constraints," IEEE Trans. Signal Process. 40, 1143-1150 (1992).
10. A. H. Andersen and A. C. Kak, "Simultaneous algebraic reconstruction technique (SART): A superior implementation of the ART algorithm," Ultrason. Imaging 6, 81-94 (1984).
11. M. Jiang and G. Wang, "Convergence of the simultaneous algebraic reconstruction technique (SART)," IEEE Trans. Image Process. 12, 957-961 (2003);
12. M. Jiang and G. Wang, "Convergence studies on iterative algorithms for image reconstruction," IEEE Trans. Med. Imaging 22, 569-579 (2003).