| 扇束卷积反投影法的程序优化 |
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| 引用本文： | 刘晓平.扇束卷积反投影法的程序优化[J].CT理论与应用研究,1996,5(1):35-37. |
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| 作者姓名： | 刘晓平 |
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| 作者单位： | 东北大学秦皇岛ＩＣＴ研究开发公司 |
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| 摘 要： | 本文给出在扇束卷积反投影法中为提高运算速度，减少加权反投影运算量的一种程序优化方法和实验结果，并分别给出被测物体正反时针旋转时加权反投影的两种公式。
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| 关 键 词： | CT成象 扇束卷积 反投影法 程序优化 |
Program Optimization of Sector-Beam Convolution Backprojection |
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| Liu Xiaoping.Program Optimization of Sector-Beam Convolution Backprojection[J].Computerized Tomography Theory and Applications,1996,5(1):35-37. |
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| Authors: | Liu Xiaoping |
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| Abstract: | This paper offers a program optimization method and experimental results of increasing calculation speed and reducing weighting backprojection calculation value in sector-beam convolution backprojection, and two formulae of wighting back projection in clockwise and counter-clockwise turning of tested objects are given. |
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| Keywords: | CT image Sector-beam convolution backprojection Program optimization |
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