Computationally efficient filtered-backprojection algorithm for tomographic image reconstruction using walsh transform[J]. Journal of Visual Communication & Image Representation, 2006, 17(3): 581-588.Thomas G;
1) Filtered backprojection algorithm 滤波反投影算法 1. Filtered backprojection algorithms are widely used in the commercial CT systems. 滤波反投影算法(FBP)是商用CT系统中广泛使用的图像重建方法。 更多例句>> 2) filter back-projection algorithm
2) Filtered backprojection algorithm 滤波反投影算法 1. Filtered backprojection algorithms are widely used in the commercial CT systems. 滤波反投影算法(FBP)是商用CT系统中广泛使用的图像重建方法。 更多例句>> 3) filter back-projection algorithm
下面是一个使用Python实现滤波反投影算法的示例代码: importnumpyasnpimportmatplotlib.pyplotaspltdeffiltered_back_projection(projections,angles):num_angles=len(angles)num_detectors=projections.shape[0]num_pixels=projections.shape[1]reconstructed_image=np.zeros((num_pixels,num_pixels))forangle_indexinrange(n...
Xu, KK, Lan, CQ, Chen, YH (1991) An iterative filtered backprojection algorithm for ultrasound reflection mode tomography. Proc. of the 19th International Symposium on Acoustical Imaging. Bochum, Germany, pp. 2-6K. K. Xu , C. Q. Lan and Y. H. Chen, An iterative filtered back...
2) filtered back-projection 滤波逆投影 1. In this paper,we propose a new algorithm based on sub-aperture and filtered back-projection algorithm to estimate the anisotropy of object s scattering centers in wide-aperture imaging. 文中将滤波逆投影算法与子孔径思想相结合,提出了一种提取目标散射中心...
Filtered BackProjection For more details please see: https://howradiologyworks.com/FBP In this video we will go over the details of the projection and backprojection operations first, and then build upon those concepts to discuss the FBP algorithm....
formulationtoestimatetheradiometricsensitivityofthinnedrotatingarraysbyfilteredbackprojectionalgorithm isalsoproposed.Theconsistencybetweenthenumericalandmeasuredpointspreadfunctionindicatesthatthe proposedmodelisaccurate. Keywords:Rotatingsyntheticapertureimagingradiometer;Filteredbackprojection;Fourier-Hankeltransform; Spatialresolu...
滤波反投影(Filtered backprojection)及基于该方法的三维重建算法,具有线性、运算速度快的特点,但在数据统计特性较差… www.csnm.com.cn|基于63个网页 2. 滤波反投影法 滤波反投影法(Filtered Backprojection)是目前应用得最为广泛的一种CT图像重建算法。该算法利用从各方向测量出来的投影值 … ...
We have in the example sinogram 400 projections from 0 degrees to 180 degrees. The projection angles for backprojection algorithm are stored in the vectortheta=((0:(m-1))./m)*180; The result of backprojection is stored in the image with name <phase_CT.raw>, which is also attached to...