查询词典 back projection

Key words: windows function; image reconstruction; convention back projection; fan beam scan model

通过实验，验证了基于窗函数的卷积反投影图像重建算法可以有效地提高重建图像的质量。

In order to improve the precision of registration algorithm and the quality of reconstructed image, an image registration method with sub-pixel precision is proposed, and super-resolution reconstruction is performed through iterative back projection algorithm.

提出了一种具有子像素级精度的图像配准方法，并通过迭代反投影算法进行超分辨率重建。

Finally, according to the movement information with sub-pixel precision gained by registration algorithms, super-resolution reconstruction is performed with iterative back projection algorithm.

最后，根据配准算法所得到的子像素级运动信息，用迭代反投影算法进行超分辨率重建。

Synthetic aperture radar; frequency modulated continuous wave; ultra-high resolution ; motion compensation ; back projection algorithm

合成孔径雷达；调频连续波；超高分辨率；运动补偿；逆投影算法

In the experimentation, the circular measurement configuration combined with the filtered back projection algorithm,very high signal-to-noise ratio tomography images can be obtained.

实验中，通过旋转超声探测器进行数据采集，并利用滤波反投影算法重建图像，可得到高信噪比的光声层析图像。

In this paper, a reconstruction method of Electrical Impedance Tomography which based on the method of equipotential back-projection is analyzed in detail.

本文分析了一种基于等位线反投影算法的电阻抗成像方法，并用虚拟仪器LabVIEW软件构建一个虚拟平台，实现了电阻抗成像的图像重建。

We can obtain the n-dimensional inversion reconstruction formula of the image convolution-back projection by one-dimensional wavelet transform on Radon transform.

在医学上，问题的一种重要方式是从多个X射线投影值获得人体内部的密度分布，这个过程被称为计算机断层扫描。

Enterprise brief: with an total asset of RMB143 million yuan, it owns production lines of electric melting furnace, automatic glass envelope press, high-borosilicate glass pipe and high-illumination color back projection TV projecting cone.

企业介绍：该公司资产总额1.43亿元，拥有全电熔窑炉、自动玻壳压机、高硼硅玻管、玻壳封接和高亮度彩色背投电视投影锥生产线。

As the Jacobi Matrix of Fast One-Step Newton Error Reconstructor algorithm can be calculated previously t, the same imaging speed as back-projection algorithm can be made. The study results show that the FNOSER algorithm can obtain static image with a character of high space resolution, accurate orientation, fast imaging, and so on.

2基于牛顿法的一步误差重构算法对静态电阻抗成像技术进行了详细研究，推导出FNOSER 静态算法，快速牛顿一步误差重构算法其雅可比矩阵等可以事先计算好，从而可以获得和反投影算法类似的成像速度。

Processing woodware outer covering and so on manufacture television, tape recorder, sound box, the company in 1999 develops the production the back projection color television wooden engine case, by quality superior, the price inexpensive, the service is thorough, deeply customer high praise.

加工制造电视机、录音机、音箱等木制品外壳，公司 1999 年开发生产的背投影彩电木制机箱，以质量优、价格廉、服务周到，深受客户好评。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。