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3D cone-beam generalized pseudo-lambda tomography based on FDK

  • Southern Medical University

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Because the medical CT scanner is rapidly evolving from fan-beam to cone-beam geometry, we motivate to take advantages of Noo's formula for cone-beam reconstruction with higher temporal resolution. Feldkamp et al. proposed a practical cone-beam reconstruction algorithm for full scan data collected on a circular locus in 1984. It is known that the Feldkamp-type reconstruction framework is compatible with any fan-beam reconstruction formula. Therefore, the Noo's formula can be generalized into Feldkamp-type algorithm for the satisfactory reconstruction of a volume of interest (VOI). Our method is the first attempt to combines the pseudo-lambda tomography (PLT) and Feldkamp-type algorithm together. Simulation using the 3D differentiable Shepp-Logan phantom is performed demonstrate the utility of this technique.

源语言英语
主期刊名2008 IEEE International Conference on Image Processing, ICIP 2008 Proceedings
2940-2943
页数4
DOI
出版状态已出版 - 2008
已对外发布
活动2008 IEEE International Conference on Image Processing, ICIP 2008 - San Diego, CA, 美国
期限: 12 10月 200815 10月 2008

丛书

姓名Proceedings - International Conference on Image Processing, ICIP
ISSN(印刷版)1522-4880

会议

会议2008 IEEE International Conference on Image Processing, ICIP 2008
国家/地区美国
San Diego, CA
时期12/10/0815/10/08

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