A self-adapting fast reconstruction method for high resolution images in cone beam CT

Mingjun Li, Dinghua Zhang, Kuidong Huang, Qingchao Yu, Shunli Zhang

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Reconstruction speed and image quality are the keys of 3D image reconstruction in cone beam CT (CBCT), this article have researched on the 3D image reconstruction in CBCT, and a self-adapting fast reconstruction method for high resolution images is presented. The method is based on the FDK algorithm and Z-line data first algorithm, which introduces the reconstruction task division algorithm based on Z-line truncation, and load algorithm of filtered projection images based on the VOI reconstruction region. It divide the reconstruction task in a self-adapting method according to the task amount and memory size, thus reduce the data load amount and frequency of filtered projection images. The experimental results show that the method achieves fast reconstruction speed for high resolution images in CBCT, and the image quality almost has no difference with FDK algorithm.

源语言英语
主期刊名Proceedings of the 5th International Conference on Image and Graphics, ICIG 2009
出版商IEEE Computer Society
23-27
页数5
ISBN(印刷版)9780769538839
DOI
出版状态已出版 - 2009
活动5th International Conference on Image and Graphics, ICIG 2009 - Xi'an, Shanxi, 中国
期限: 20 9月 200923 9月 2009

出版系列

姓名Proceedings of the 5th International Conference on Image and Graphics, ICIG 2009

会议

会议5th International Conference on Image and Graphics, ICIG 2009
国家/地区中国
Xi'an, Shanxi
时期20/09/0923/09/09

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