改进的反向投影法（back-projection method）（Budko等，1999）是传统迭代反演法的又一选择。正、反演技术的进步，以及计算机内存和CPU速度的提高，使3D 电磁模拟与反演速度更...
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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。
In the back-projection process of the FDK algorithm, every voxel s project distribution in the detector have itself characteristics, This paper presents a new interpolation method.
针对在fdk算法的反投影过程中，各个体素在探测器上投影分布的特点，本文提出一种新的插值方法。
The adverse projection measuring method reverse the position of object and image in the imaging system of lens, it overcome back focus length and resolution power limitation.
逆投影法颠倒镜头成像系统物和像的位置，克服了手机镜头后焦、像素等的限制。
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