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飞行时间PET原理概述 被引量:1

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摘要 飞行时间(time of flight,TOF)PET理论于20世纪60年代提出,成熟于80年代。其优势是通过降低图像重建过程中的噪声放大(noise propagation)效应提高PET图像信噪比(S/N)。其基本原理如下。
出处 《中华核医学杂志》 CAS CSCD 北大核心 2008年第5期357-358,共2页 Chinese Journal of Nuclear Medicine
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