A cone-beam tomography system with a reduced size planar detector: A backprojection-filtration reconstruction algorithm as well as numerical and practical experiments

Applied Radiation and Isotopes

Volumn 65, Issue 9, 2007, Pages 1041-1047

  Li, Liang ^a   Chen, Zhiqiang ^a   Zhang, Li ^a   Xing, Yuxiang ^a   Kang, Kejun ^a  

^a TSINGHUA UNIVERSITY   (China)

Author keywords

Backprojection filtration (BPF); Computed tomography (CT); Direct backprojection; PI line; Transverse truncation

Indexed keywords

ALGORITHMS; COMPUTATIONAL EFFICIENCY; DETECTORS; X RAYS;

BACKPROJECTION-FILTRATION (BPF); DIRECT BACKPROJECTION; PI-LINE; TRANSVERSE TRUNCATION;

COMPUTERIZED TOMOGRAPHY;

ALGORITHM; ARTICLE; COMPUTER ASSISTED TOMOGRAPHY; MATHEMATICAL COMPUTING; PRIORITY JOURNAL; SIMULATION; X RAY;

ALGORITHMS; COMPUTER SIMULATION; MODELS, THEORETICAL; PHANTOMS, IMAGING; TOMOGRAPHY, X-RAY COMPUTED;

EID: 34547734436     PISSN: 09698043     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.apradiso.2007.01.023     Document Type: Article

References (18)

1. Clackdoyle R., and Noo F. A large class of inversion formulas for the 2D Radon transform of functions of compact support. Inv. Prob. 20 (2004) 1281
2. Clackdoyle R., Noo F., Guo J., and Roberts J. A quantitative reconstruction from truncated projections in classical tomography. IEEE Trans. Nucl. Sci. 51 5 (2004) 2570
3. Feldkamp L.A., Davis L.C., and Kress J.W. Practical cone-beam algorithm. J. Opt. Soc. Am. A 1 (1984) 612
4. Kak A.C., and Slaney M. Principles of Computerized Tomography (1987), IEEE Press, New York
5. Kudo, H., Defrise, M., Clackdoyle, R., Noo, F., 2003. New super-short-scan algorithms for fan-beam and cone-beam reconstruction. In: Proceedings of IEEE Conference on Medical Imaging, p. 902.
6. Leng S., Zhuang T., Nett B.E., and Chen G. Exact fan-beam image reconstruction algorithm for truncated projection data acquired from an asymmetric half-size detector. Phys. Med. Biol. 50 (2005) 1805
7. Li, L., Chen, Z., Zhang, L., Xing, Y., Kang, K., 2006a. A backprojection filtered image reconstruction algorithm for circular cone-beam CT. In: Proceedings of the SPIE Medical Imaging.
8. Li L., Chen Z., Zhang L., Xing Y., and Kang K. A new cone-beam X-ray CT system with a reduced size planar detector. High Energy Phys. Nucl. Phys. 30 8 (2006) 812
9. Noo F., Defrise M., Clackdoyle R., and Kudo H. Image reconstruction from fan-beam projections on less than a short scan. Phys. Med. Biol. 47 (2002) 2525
10. Noo F., Clackdoyle R., and Pack J.D. A two-step Hilbert transform method for 2D image reconstruction. Phys. Med. Biol. 49 (2004) 3903
11. Pan X., Xia D., Zou Y., and Yu L. A unified analysis of FBP-based algorithms in helical cone-beam and circular cone- and fan-beam scans. Phys. Med. Biol. 49 (2004) 4349
12. Pan X., Zou Y., and Xia D. Image reconstruction in peripheral and central region-of-interest and data redundancy. Med. Phys. 32 (2005) 673
13. Parker D.L. Optimal short scan convolution reconstruction for fan-beam CT. Med. Phys. 9 (1982) 254
14. Tang J., Zhang L., Chen Z., Xing Y., and Cheng J. A BPF-type algorithm for CT with a curved PI detector. Phys. Med. Biol. 51 (2006) N287
15. Zhuang T., Leng S., Nett B.E., and Chen G. Fan-beam and cone-beam image reconstruction via filtering the backprojection image of differentiated projection data. Phys. Med. Biol. 49 (2004) 5489
16. Zou Y., and Pan X. Exact image reconstruction on PI-lines from minimum data in helical cone-beam CT. Phys. Med. Bio. 49 (2004) 941
17. Zou Y., and Pan X. Image reconstruction on PI-lines by use of filtered backprojection in helical cone-beam CT. Phys. Med. Biol. 49 (2004) 2717
18. Zou Y., Pan X., and Sidky E.Y. Image reconstruction in regions-of-interest from truncated projections from a reduced fan-beam scan. Phys. Med. Biol. 50 (2005) 13