接触的第一个算法就是时域的BPA算法,网上虽然也有不少文章,但是我认为写的或多或少都不是很完善。经过大致的学习后,我按照自己的理解整理出相关思路,以供大家共同学习讨论。 1.毫米波雷达发射信号与回波信号基本推导 首先自然是毫米波雷达基本信号收发的公式推导。本部分详细推导推荐参考“调皮连续波”大神的相关...
The filtered back-projection algorithm is relatively perfect algorithm in turntable imaging, it is widely used in CT and signal processing. 滤波-逆投影是一种公认的比较理想的转台成像方法,广泛应用于很多领域。 ceaj.org 2. The reconstruction algorithms include back projection algorithm and filter back ...
Computationally effi- cient filtered-backprojection algorithm for tomographic image reconstruction using walsh transform[J].Journal of Visual Communication & Image Representation,2006,17: 581- 588.Thomas G and Govindan V K. Computationally efficient filtered-backprojection algorithm for tomographic image ...
6) backprojection algorithm 向后投射算法 补充资料:滤波反投影或卷积反投影 滤波反投影或卷积反投影 影像学术语。 当代影像学设备进行影像重建的数学方法。在直接用扫描后所获得的投影轨迹剖面图反投影重建出的CT图像中,无法避免角度卷入条纹伪影(angular aliasing streaks)造成的模糊和失真。这种现象与被扫描层面的空间...
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...
5) filter back projection algorithm 滤波反投影算法 1. Its reconstruction algorithm based onfilter back projection algorithmwas presented. 为了缩短较大尺寸构件层析成像检测的二代 (TR ,TransverseRotation)扫描时间 ,讨论了一种准三代 (RR ,RotationandRotation)扫描的概念 ,推导了它的滤波反投影算法 。
Time-domain processing using the back-projection (BP) algorithm [9], unlike the frequency-domain algorithm, can apply to arbitrary trajectory, which is widely used. Furthermore, the fast-factorized back-projection algorithm is presented to reduce the computational burden of the time-domain process ...
Among current BP algorithms, the fast factorized back-projection (FFBP) algorithm is one of the most essential representatives that achieve high-resolution images in an efficient manner. In this paper, the principle and applications of the FFBP algorithm are investigated through the derivation of the...
3) convolution backprojection algorithm 卷积反投影算法 1. The filter function in convolution backprojection algorithm of X-ray CT is very important to the quality of image reconstruction. 在工业无损检测中,利用X射线CT成像的算法———卷积反投影算法对图像进行重建时,滤波函数对图像重建质量影响很大。
4) 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>> 5) filter back-projection algorithm