TV算法是一种很好的有限角度投影数据图像重建算法,但在应用于三维的有限角度投影数据重建时,该算法存在的高耗时问题就更为突出并成为其应用瓶颈.本文提出了一套基于通用GPU技术在图形处理器上快速实现的三维TV算法.实验结果表明,与运行在CPU上的三维TV算法相比,该算法在获得可比的重建结果的前提下,有效地提高了重建速度.

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