Suppression of Weighting Artifact in Computed Tomography Detector-Displaced Reconstruction

Yunbin Chen; Qinghua Liu; Yuan Wang; Chengxin Zhang

doi:10.3788/AOS201939.1234001

Acta Optica Sinica, Volume. 39, Issue 12, 1234001(2019)

Suppression of Weighting Artifact in Computed Tomography Detector-Displaced Reconstruction

Yunbin Chen^1,2、*, Qinghua Liu^1,2, Yuan Wang^1,2, and Chengxin Zhang^1,2

Author Affiliations

¹Institute of Applied Electronics, China Academy of Engineering Physics, Mianyang, Sichuan 621900, China

²National X-Ray Digital Imaging Instrument Center, Mianyang, Sichuan 621000, China

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References(9)

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[4] Wei D B, Fu J, Gong L et al. Industrial CT imaging method for large objects[J]. Journal of Beijing University of Aeronautics and Astronautics, 32, 1477-1480(2006).

[5] Wang G. X-ray micro-CT with a displaced detector array[J]. Medical Physics, 29, 1634-1636(2002). http://www.onacademic.com/detail/journal_1000037162777910_1420.html

[6] Chen Y B, Li S T, Wang Y et al. An ICT reconstruction algorithm for rotation off-centered scan[J]. Chinese Journal of Stereology and Image Analysis, 16, 248-253(2011).

[7] Hao J, Li L, Zhang L et al. Projection weighting reconstruction method for CBCT system with an off-center detector[J]. Journal of Tsinghua University (Science and Technology), 53, 145-149, 159(2013).

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[9] Siddon R L. Fast calculation of the exact radiological path for a three-dimensional CT array[J]. Medical Physics, 12, 252-255(1985). http://europepmc.org/abstract/med/4000088

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Yunbin Chen, Qinghua Liu, Yuan Wang, Chengxin Zhang. Suppression of Weighting Artifact in Computed Tomography Detector-Displaced Reconstruction[J]. Acta Optica Sinica, 2019, 39(12): 1234001

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Paper Information

Category: X-Ray Optics

Received: Jul. 5, 2019

Accepted: Aug. 8, 2019

Published Online: Dec. 6, 2019

The Author Email: Chen Yunbin (284644485@qq.com)

DOI:10.3788/AOS201939.1234001

Topics

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