The new method exploits the redundancy of information in the image reconstructed from the restored projection data by optimizing non-local weight.
新方法利用恢复投影数据的重建图像冗余信息优化非局部均值权重。
The image reconstructed by this algorithm is better in the reconstruction accuracy than that reconstructed by the filtered backprojection and algebraic reconstruction techniques.
该算法重建的图像比常用的滤波反投影和代数重建等算法得到的精度高。
The depth resolution of reconstructed image was enhanced by one order of magnitude and the image became sharper and cleaner.
重建后的膜层结构图像的深度分辨率提高了一个数量级，图像也取得了更好的锐化、去噪的效果。
At present, only the objective quality of the reconstructed image rather than the characteristic of human sight is considered with most of the existing PIT techniques.
目前，大部分PIT技术未能充分考虑人眼视觉特性，只注重重构图像的客观质量。
The feasibility and validity of this method is demonstrated by computer simulation and the reconstructed image.
计算机模拟得到了很好的再现结果，证明了该方法的可行性和有效性。
Since each description included part or all information of the odd and even position coefficients, the reconstructed image from any single channel would have acceptable fidelity.
由于每个描述都包含了奇数位系数和偶数位系数的部分或全部信息，因此，接收到一个信道的信息就可以重建出一定质量的图像。
Compared to the results of other algorithms, the reconstructed image has good visual quality under the condition of the same compression ratio.
本算法同其他算法相比，在相同的压缩比条件下，恢复图像具有更好的视觉质量。
Methods:Two dimensional ultrasound image scanning by free hand was reconstructed stereoscopically in 39 patients with various kinds of disease.
方法：本文采用自由臂三维超声成像方法对39例各种疾病的患者进行了三维图像重建。
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。
A system model of image sequence coding based on wavelet transform is established. Then a high data compression ratio is realized and satisfactorily reconstructed image can be obtained.
建立了基于小波变换的运动图像编码系统模型，实现了数据的高效压缩并得到了良好的恢复图像。
Using the method of dimension drive, the geometrical and topological information is reconstructed from the image. Therefore, we rectify the engineering drawings with intelligent methods precisely.
通过尺寸驱动方法，实现了从图像中重建几何信息及拓扑信息，进而对扫描图像进行精确的智能校正。
A new image with plate region enhanced can be reconstructed from the processed binary images.
处理后的二值图像可重构出牌照区域被增强的图像。
The scattering phenomenon has an important influence on the reconstructed image in industrial X-CT imaging systems, and is a hot research on ct all the time.
在工业x -CT成像系统中，散射现象对重建图像的质量有重要的影响，一直是CT研究的热点之一。
In general, the widely used interpolation method has some limitations such as low subjective quality of the reconstructed image.
目前普遍采用的插值重建等方法存在重建后图像的主观视觉质量明显下降的不足。
Because of the orthogonal reconstructing method, the quality of reconstructed image can be greatly improved and the progressive image transmission also becomes possible compared to JPEG algorithm.
相对于JPEG算法，该方法使重建图像的质量得到显著提高，同时也使得逐步重建图像成为可能。
The physical validity based lossy compression algorithms are usually accompanied with VOP structural distortion, leading to the degradation of the reconstructed image quality.
基于物理真实的有损压缩往往伴随有VOP结构形变，导致重构图像质量下降。
The experimental result shows that this simple method is very effective for improving the quality of the reconstructed image.
实验结果表明，该方法简便、实用，可显著提高三维物体重构像的质量。
The second step is decoded process, in which the coded image is filtered and reconstructed in order to obtain a visible object image with high resolution.
第二步是解码过程，对编码图像进行滤波和重建，以便获得高分辨率的可视目标像。
A high resolution and a wide visual field of the chromatic image is reconstructed with a white -light source.
用白光再现的消色像，图像分辨率高，视场范围宽。
The captured image is reconstructed with interpolation according to PAL operating mode of CCD, thus is good for the follow-up image processing.
根据CCD的PAL工作制式，用内插法重建捕捉到的图像，以利于后续图像处理。
Using laser He-Ne as light source, a image of the object is reconstructed in a system of parallel light.
再采用氦氖激光为光源，在平行光路系统中得到物体重建像；
The result shows error resilience technologies can remarkably improve the subjective and objective quality of the reconstructed image.
结果表明，在应用了差错复原技术后，重建图象的主客观质量均得到了明显的改善。
The original image was reconstructed exactly through the inverse Fourier transform to the coded image.
对编码的实值图像作逆傅里叶变换，可以准确地重建原图像。
The experimental result shows: In the digital Fourier holography, the reconstructed image and the conjugate image can be obtained by use of Fourier inverse transform directly.
结果表明：直接对无透镜傅里叶数字全息图进行傅里叶逆变换可同时得到与物体完全相同的再现像及其共轭像；
How to balance the quality and the speed of reconstructed image is always a goal that many investigators pursue.
如何兼顾图像重建质量和图像重建速度，一直是国际上许多学者追求的目标。
In decoding, the one thousandth quantized table is reconstructed to rebuild the original image.
解码时通过重构第一千张量化表来重建原图像。
To improve BEV′s effect, the surface built by contours was melted into digitally reconstructed radiographs (DRR) by applying image fusion.
为增强其效果，现通过图像融合，将轮廓线构建的三维表面图像融入到DRR中。
Quantization plays special important roles in image compression system, and its structure and parameters directly influence the quality of reconstructed image and the compression ratio.
量化器在图象压缩系统中占有非常重要的地位。量化器结构与参数直接影响到恢复图象的质量和压缩比。
Quantization plays special important roles in image compression system, and its structure and parameters directly influence the quality of reconstructed image and the compression ratio.
量化器在图象压缩系统中占有非常重要的地位。量化器结构与参数直接影响到恢复图象的质量和压缩比。
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