The visual field of the reconstructed image is extended and is not limited by the aperture of the lens.
这个全息图重现像的观察范围很宽,视场不受透镜孔径的限制。
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。
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 reconstructed image will be out of clarity if the practical projections are used directly.
如果直接利用实际扫描所得投影数据进行图像重建,得到的图像不清晰。
Two-phase parameter acquired from ERT reconstructed image, so the quality of reconstructed image is very important.
两相流参数通过ERT重建图像提取,为确保两相流参数的准确性,ERT重建图像的质量至关重要。
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。
Once this kind of data is used to reconstruct the image directly, beam-hardening artifacts appear in the reconstructed image.
若直接用多色投影数据来重建图像,就会出现射束硬化伪迹,这种硬化伪迹如果不校正就会影响医学诊断和工业检测的结果。
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。
The results provide useful information about the relationship between the off-axis Angle and the quality of the reconstructed image.
实验结果提供了关于离轴角与重构图像质量之间的关系的有用信息。
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 reconstructed image shows better visual perception and image quality compared with those obtained by other traditional techniques.
实验表明,与传统方法相比,视觉效果和图象质量得以有效提高。
The resolution and visibility of the reconstructed image are discussed, and the relationship between resolution and visibility is analyzed.
对重构图像的分辨率和可视度进行了讨论,并对两者之间的关系进行了研究。
Experimental results show that the coding speed is much enhanced while high compression ratio and well-reconstructed image can be obtained.
实验结果表明,该方法大大提高了编码速度,而且能获得高压缩比和满意的恢复图象质量。
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。
In the process of MR scan, because patient' s motion affects the collected data, the reconstructed image would contain severe motion artifacts.
在MR扫描过程中患者的自主或非自主运动使获得的采集数据的相位发生偏移,因而重建图像含有运动伪影,严重地影响临床诊断。
Transmission error of video frequency always results in decoding mistake both in time and space and directly affects the quality of reconstructed image.
视频流的传输错误将会导致解码错误在时间和空间上扩散,直接影响重构图像的质量。
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。
Furthermore, the evaluation criterion of reconstructed image and the Signal to Noise Ratio (SNR) of the system were discussed to analyze the experimental data.
最后,引入了图像质量评价标准和系统信噪比,分析对比了实验数据。
The existed fixedpoint implementation methods of CDF9/7 can solve the problem of computation and storage, but they degrade the quality of the reconstructed image.
CDF9/7定点实现方法虽可以解决上述问题,但存在恢复图像质量下降的缺点。
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。
Through experiment comparison, the method for determining the position of the reconstructed image by using the phase change of the reconstructed optical field is ideal.
通过实验对比发现,利用再现光场相位突变确定再现像聚焦位置的方法效果比较理想。
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: 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;
Experimental results show the optical re-constructed image and numerical reconstructed image are similarity, thus the accuracy of phase modulation characteristics is verified.
实验结果表明,光学再现像与数值模拟结果相吻合,从而验证了纯相位调制特性测量的准确性。
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。
The quality of the reconstructed image directly calculated from the recorded hologram is unsatisfactory because of the presence of the zero-order diffraction and the speckle noise.
由于对该全息图直接计算得到的重构像,受零级衍射光斑和散斑噪声的影响较大,使得重构像质量难以令人满意。
The experimental results indicate that the reconstructed image using the proposed approach has better visual effect than those processed by JPEG2000 arithmetic under the same bit rate.
实验结果表明,恢复后的图像与标准的JPEG2000算法相比在同样的码率条件下具有更好的视觉效果。
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。
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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