CT, PET, MRI, EPRI Image Reconstruction Algorithm for Medical and Security Imaging
University of Chicago
posted on 04/25/2011
The backprojection-filtration (BPF) chord-based image reconstruction algorithm on minimal datasets uses cone-beam projections along helical, circular, or linear trajectories to analytically reconstruct 2D and 3D images.
- Radio-therapy on-board imaging,
- Specimen/Sample radiography,
- Specialized diagnostic devices,
- O-arm imaging,
- Airport security screening,
- Container shipment screening,
- Non-destructive testing,
- and the large diagnostic CT market.
La Riviere P, Vargas P, Xia D, Pan X. Region of interest reconstruction in x-ray fluorescence computed tomography for negligible attenuation. IEEE Trans Nucl Sci. 2010;57(1):234-241.
Cho S, Xia D, Pellizzari CA, Pan X. A BPF-FBP tandem algorithm for image reconstruction in reverse helical cone-beam CT. Med Phys. 2010;37(1):32-9.
Bian J, Xia D, Sidky EY, Pan X. Region of Interest Imaging for a General Trajectory with the Rebinned BPF Algorithm. Tsinghua Sci Technol. 2010;15(1):68-73.
Pan X, Sidky EY, Vannier M. Why do commercial CT scanners still employ traditional, filtered back-projection for image reconstruction? Inverse Probl. 2009;25(12):1230009.
Cho S, Pearson E, Pelizzari CA, Pan X. Region-of-interest image reconstruction with intensity weighting in circular cone-beam CT for image-guided radiation therapy. Med Phys. 2009;36(4):1184-92.
Xia D, Cho S, Pan X. Image reconstruction in reduced circular sinusoidal cone-beam CT. J Xray Sci Technol. 2009;17(3):189-205.
Cho S, Xia D, Pellizzari CA, Pan X. Exact reconstruction of volumetric images in reverse helical cone-beam CT. Med Phys. 2008;35(7):3030-40.
M. King, X. Pan, L. Yu, and M. Giger, ROI reconstruction of motion-contaminated data using a weighted backprojection-filtration algorithm. Med. Phys., 33:1222-1238, 2006.
Yu Zou, Xiaochuan Pan, and Emil Y. Sidky Theory and algorithms for image reconstruction on chords and within regions of interest JOSA A, Vol. 22, Issue 11, pp. 2372-2384 (2005).
Y. Zou, X. Pan, and E. Sidky. Exact image reconstruction on chords from data acquired with a general scanning trajectory. J. Opt. Am. Soc., 22:2372-2384, 2005.
X. Pan, L. Yu, and C.-M. Kao. Image-resolution enhancement in computed tomography. IEEE Trans. Med. Imaging, 24:246-253, 2005.
Pan, D. Xia, L. Yu, and Y. Zou. A unified analysis of FBP-based reconstruction algorithms for circular cone- and fan-beam scans. Phys. Med. Biol., 49:4349-4369, 2004.
Zou Y, Pan X Exact image reconstruction on PI-line from minimum data in helical cone-beam CT Phys. Med. Biol. 49 941-59, 2004.
Zou Y, Pan X. Image reconstruction on PI-lines by use of filtered backprojection in helical cone-beam CT. Phys Med Biol. 49(12):2717-31, 2004 .
File Number: 1171
|Patent Number(s):||7444011, 7394923|
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