Iterative solution of large linear systems 大型线性系统迭代解 Applied iterative methods 应用迭代方法 Calculus 微积分 ..
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Methods the CF iterative algorithm was applied to update the noisy detected emission sinogram data using the latest reconstructed image in the iterative process of PET reconstruction.
在PET重建的迭代过程中，此种负反馈迭代算法利用最近的一次重建图像来更新有噪声的探测到的发射正弦图数据。
On distorted meshes, the accuracy and efficiency of NPS applied with different cell-vertex interpolation methods and iterative methods have been compared.
比较九点格式不同的节点值计算方法对计算精度的影响，数值算例表明采用流连续双线性插值方法的九点格式计算精度有所改善。
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