Objective to reduce the artifacts produced by cardiac or respiratory motion, through the application of exact reconstruction algorithm with triple-source ct in dynamic reconstruction.

目的将三源ct精确重建算法应用到动态重建的场合，用于抑制心脏或呼吸运动在CT成像中产生的伪迹。

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The characteristics of the reconstruction algorithms were analyzed, and the algorithm used to determine the exact recording distance was presented.

介绍了单幅全息图数字再现技术，分析了再现算法的特点，提出了准确确定记录距离的算法。

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