The image reconstruction algorithm for ECT is key to its application in industry.
电容成像中图像的重建算法与技术,是其在工业实际中得以应用的关键。
The fast accurate image reconstruction algorithm is very important for flow imaging logging.
快速而又具有一定精度的图像重建算法是流动成像测井技术的关键。
Firstly, a modified Tikhonov regularization ct image reconstruction algorithm from limited-angle is proposed.
首先,提出了一种基于改进正则化方法的有限角度CT图像重建算法。
A brief introduction of photoacoustic imaging mechanism, imaging systems and image reconstruction algorithm is given.
简要介绍了光声成像技术的基本原理,采集系统和成像算法。
The speediness and accuracy of image reconstruction algorithm in electrical capacitance tomography are the keys to its application in industries.
电容层析成像技术中图像重建算法的准确与快速是其在工业实际中得以应用的关键。
This article introduces the principle and image reconstruction algorithm and SNR of sensitivity encoding technology in magnetic resonance imaging.
介绍磁共振成像中的敏感性编码技术的原理、图像重建算法及图像的信噪比。
Because of the projection image overlap due to coded-pinhole collimator, the completeness of projection data and volume image reconstruction algorithm are discussed.
还针对编码针孔准直器的投影混叠问题,讨论了投影数据完备性和体积图像的重建方法。
Focus on two-dimensional medical image visualization system theory and the composition of technical means, 3d medical image reconstruction algorithm optimization improvements.
重点是二维医学图像的三维可视化系统的构成原理及技术手段、三维医学图像的重构算法的优化改进。
A new kind of ct image reconstruction algorithm named Intermediate Function algorithm is presented in this paper. This algorithm can be used both in fan-beam and cone-beam scan.
本文提出的中间函数重建算法,是一种可以应用于扇束和锥束扫描的图像重建算法。
The image reconstruction algorithm based on RBF neural networks uses RBF networks to build the mapping relationship between the capacitance value and the image gray-scale value.
基于RBF神经网络的图像重建方法的实质就是用RBF神经网络建立电容测量值到图像灰度值的映射关系模型。
In this paper, the author discusses in detail an efficient iterative image reconstruction algorithm in industrial computerized tomography (ICT) with the narrow fan-beam projection.
本文对工业CT窄角扇束扫描方式下的迭代图像重建算法进行了研究。
Based on the analysis of basic principle of electrical capacitance tomography and the image reconstruction algorithm, a conjugate gradient algorithm with optimized regularization is proposed.
在分析电容层析成像基本原理和图像重建算法的基础上,提出一种结合正则化优化修正的共轭梯度算法。
Image reconstruction algorithm research and increasing the number of projection data are two important aspects to improve the image reconstruction quality, which is just the key to this paper.
图像重建算法研究和增加投影数据是改善图像重建质量的两个重要方面,也正是本文的研究重点。
The algorithm designed a tensor structure to represent image features and shows the detailed process of hallucinating face reconstruction.
提出了基于数学形态学的幻想脸重建算法,设计了表达图像特征的张量结构,介绍了幻想脸的重建步骤。
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。
After comparing different algorithms, this paper introduces convolution back projection algorithm for the parallel image reconstruction.
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。
It is important to select suitable sampling space and projection data for reducing cost and improving the image reconstruction efficiency in convolution backprojection algorithm.
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。
Compared with the standard algorithm, the algorithm has improved the reconstruction speed and image accuracy.
与标准的算法相比,该算法提高了重建速度和图像精度。
Experimental results show that for the straight line-rich images this algorithm can get better edge reconstruction quality compared with the traditional wavelet-based image coding.
实验结果表明,对富含直线边缘的图像来说,与小波图像编码算法相比,该算法获得了较高的边缘重建质量。
The DCT based error concealment algorithm can be used for image reconstruction on client and concealment error caused by storage system or transmission channel.
基于DCT的错误隐藏算法可用于客户端近似重建图象,隐藏存储系统或传输信道带来的错误。
The principle of the measurement and image reconstruction methods are introduced. GVSPM, an alternative mathematic algorithm, can be used in solving ECT's inverse problem.
文中介绍了其测量原理和一些重构图象的算法,并引入广义矢量模式匹配法(GVSPM)和改进的伪逆法求解ECT逆问题。
Finally, the detail mathematical derivation of the algorithm of the projective image reconstruction was given in the appendix.
最后在附录中给出了投影图象重建算法的详细数学推导。
Standard algorithm was used in the image reconstruction.
以常规算法重建图像。
This algorithm not only has the same local reconstruction characteristics with the algorithm based on separable MRA, but have better image quality and can be obtained by shorter working time.
算法结果,相比通常所使用的基于可分离MRA的小波重建算法基本相同的局部重建特性,重建质量和运算速度都优于后者。
It always is a major project in the study of ICT to improve the timing performance of reconstruction algorithm without degradation in image quality.
因此,如何在保证图像质量的前提下,提高算法的重建速度一直是工业CT应用研究中的一个重要问题。
The Industrial Computed Tomography(ICT) inspection need deal with large processing data and requests high resolution of reconstruction image, thus demanding high-speed of reconstruction algorithm.
工业CT检测扫描数据量大,重建图像分辨率要求高,并且要求重建算法有很高的重建速度。
The algorithm also provides a reliability measure of the estimated result, which was introduced into the super-resolution image reconstruction to overcome the influence of the estimation error.
给出了运动估计的置信度度量,并将其引入到图像恢复算法中,进一步克服了运动估计误差的影响。
The image result is more accurate than that of LBP algorithm and similar to that of iterative algorithm. So this new method is a real-time and more accurate reconstruction algorithm.
该算法重建图像所用的时间与LBP算法相当,而重建图像的质量与迭代算法相近,是一种精度较高的实时重建算法。
The principle of image decomposition and reconstruction based on Gauss-pyramid, Laplacian-pyramid, contrast-pyramid and wavelet-pyramid is emphatically analyzed, as well as the fusion algorithm.
重点分析了高斯金字塔、拉普拉斯金字塔、对比度金字塔和小波金字塔在图像分解与重构中的原理及其融合算法。
The principle of image decomposition and reconstruction based on Gauss-pyramid, Laplacian-pyramid, contrast-pyramid and wavelet-pyramid is emphatically analyzed, as well as the fusion algorithm.
重点分析了高斯金字塔、拉普拉斯金字塔、对比度金字塔和小波金字塔在图像分解与重构中的原理及其融合算法。
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