完成了PICT投影重建图像软件的编写。
In this project, we design the image reconstruction software in PICT.
提出了一种利用双平面正交投影重建血管截面的方法。
In this paper, a new approach to reconstruction of transverse cross sections of arteries from biplane orthogonal projections is proposed.
基于双代数的物体投影重建方法是一种隐式重建方法。
Projective reconstruction based on double algebra is an implicit method.
本文提中一种最小费用流算法，实现从两个正交的一维投影重建图象。
A new minimum cost network flow algorithm is described for the image reconstruction from their two orthogonal 1-d projections.
分析了激光传感的光学模型、传感原理以及由投影重建图像的数学模型。
Analysis of optical model, sensing principle of laser sensors and mathematics model of image reconstruction from projections.
对由锥形束x线投影重建体积数据的直接体积成像方法进行了理论研究。
The direct volume imaging (DVI) means the reconstruction of volume data from a series of cone beam X ray 2d projections.
MRA 检查采用三维时间飞跃法，对源图像做最大强度投影重建血管影像。
MRA used 3 dimensional time of flight method and demonstrated the intra cranial arteries with the maximum intensity projection (MIP) of the source images.
对于迭代重建，目前尚无很好地解决该问题的算法，特别是对扇束投影重建问题。
Unfortunately, up to now, there is no an efficient algorithm to deal with the iterative reconstruction algorithm, especially from fan-scanned projections.
基于普通微机，使用这种优化的卷积反投影重建算法与传统重建算法进行了比较。
The new technique of convolution backprojection algorithm compared with traditional reconstruction algorithm based PC.
该文从系统论的观点出发，将由投影重建图像中的变换看成空间变化的动态系统模型。
Derived from the viewpoint of system theory, transformations of image reconstruction from projections are replaced with the spatial variant dynamic system models in this paper.
本文首先在相机标定的基础上，详细介绍了投影重建技术的实现原理，并对嵌入过程进行了分析。
On the basis of the camera calibration, implementation principles are introduced, and details of the embedding process are given and analyzed.
所以本论文尝试对反投影重建图像进行图像处理，提高反投影图像的分辨率，以求得到较为清晰的图像。
The article try to make image manipulation and analysis to the Back Projection reconstruction image to enhance the resolving power and achieve a clearer image.
生成的X射线投影然后按照它们属于的关节运动的阶段被分类，并根据每个类别的X 射线投影重建3D图像。
The generated X-ray projections are then classified according to the phase of joint movement to which they belong, and 3D images are reconstructed from X-ray projections of each class.
基于辐射传递模型和投影重建技术的图像法温度场测量为研究电站锅炉燃烧工况的变化，进行燃烧诊断提供了新的手段。
D temperature field determination of pulverized boiler based on radiative propagation and projection reconstruction model provides a new technique for power plant combustion diagnosis.
介绍了由投影重建图像的基本原理，对扇束滤波反投影重建算法进行了分析，并针对该算法的特点提出了一种提高算法求解速度的方法。
In this paper, we propose a new algorithm based on sub-aperture and filtered back-projection algorithm to estimate the anisotropy of objects scattering centers in wide-aperture imaging.
由投影数据重建图像一直是国际学术界研究的热点之一。
Image reconstruction from projections is a very hot research area all over theworld.
空间仿射坐标系的平行投影问题在计算机图形识别、跟踪目标及三维实体重建中具有重要意义。
Parallel projection of the affine coordinate system has a significant impact on computer graphics recognition, object's tracking or solid model reconstruction.
利用线结构光旋转扫描形面和对投影图像进行处理分析，实现三维重建和测量。
Three-dimensional reconstruction and measurement are carried out by means of linear structure light to scan profile, process and analyze projection image.
在闪光无法与旋转物体角移严格同步时，为进行CT图像重建，需对这些随机投影的投影角进行识别和确定其在正弦图上的位置。
In case of no way to make synchronizing between the flash and the rotating, one has to identify the Angle of all the random projections on the Sinogram before doing ct image reconstruction.
光栅投影成像是3维物体重建和测量的重要技术。
Raster projection imaging is an important technology for 3d object reconstruction and measurement.
本文在比较了各种算法后，采用卷积反投影算法作为并行图像重建的算法。
After comparing different algorithms, this paper introduces convolution back projection algorithm for the parallel image reconstruction.
本文介绍了一种可以对来自于单一圆轨道的锥束投影数据进行精确重建的分析方法。
An analytical method allowing exact reconstruction from cone-beam projection data which are detected from a single circular orbit is discussed.
依此原理，模拟了双高斯分布函数的投影，并由平行束卷积法重建出模拟的温度场。
On this foundation, it simulates the projections for double Gauss distribution function and reconstructs the simulating temperature field by the convolution method for parallel beam.
原始图像先进行减影处理，再进行最大信号强度投影（MIP）重建。
The source images were subtraction from mask images followed by maximum intensity projection(MIP)reconstruction.
然后再经模型重建和重投影，可获取实体在任意视点下的图像。
Then the image can be got in any viewpoint by modeling reconstruction and reprojection.
本文提出一种用图像描述放射治疗计划的方法，并利用直接反投影图像的重建算法进行放射治疗计划设计。
A method of image processing was developed to describe the radiotherapy treatment planning, and the back-projection reconstruction method was used to program the radiotherapy treatment planning.
然后用快速自旋回波重T2 WI加权序列扫描，图像经最大密度投影法重建。
Then fast spiral echo sequence was used to get weighted T2WI images and the images were reconstructed with MIP(maximum intensity projection).
利用卷积反投影算法对图像进行重建时，要降低成本，提高成像效率，就必须选取合理的抽样间距和投影数。
It is important to select suitable sampling space and projection data for reducing cost and improving the image reconstruction efficiency in convolution backprojection algorithm.
在计算机层析技术(CT)中，优化投影数据是改善重建图象质量的有效途径。
It is an effective way for improving quality of reconstructed images that projection data are optimized in the field of Computerized Tomography (ct).
在计算机层析技术(CT)中，优化投影数据是改善重建图象质量的有效途径。
It is an effective way for improving quality of reconstructed images that projection data are optimized in the field of Computerized Tomography (ct).
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