LBP(Linear Back Projection) method which is used in multiphase tomography is adopted to deal with ill matrix and speed up reconstruction.
进而借助于多相流电容成象中的LBP法，处理病态矩阵和提高建象速度。
A method of image processing was developed to describe the radiotherapy treatment planning, and the back-projection reconstruction method was used to program the radiotherapy treatment planning.
本文提出一种用图像描述放射治疗计划的方法，并利用直接反投影图像的重建算法进行放射治疗计划设计。
In the method, a part of reliable scattering centers are automatically selected and effectively associated via checking the back-projection error.
此方法通过对反投影误差的检验实现了对部分可靠散射中心的自动选择和有效关联。
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