There are many kinds of image fusion methods, such as information entropy, mutual information, mean square error, peak signal to noise ratio and mean grads.
医学图像融合的效果评价方法有很多，如信息熵、互信息、均方值、峰值信噪比和平均梯度等。
During the clinical study of different scanning MRI techniques, it is necessary to evaluate the image quality by measuring the signal noise ratio.
在临床上研究不同的MRI扫描技术时，必须要用信噪比这个参数来对图像的成像质量进行评价。
Application of our algorithm to real dataset shows that it can generate real coherent cube image with high resolution and signal-to-noise ratio, thus providing more abundant geological information.
实际资料处理结果表明，所提出的算法可以获得真实的、高信噪比和高分辨率的相干体图像，从而提供更丰富的各种地质信息。
To improve the Signal-to-noise Ratio(SNR) and detecting probability of small target in infrared image sequences, a novel method of target detection based on spatial-temporal filtering is proposed.
为了提高红外图像序列中弱小目标的信噪比和检测概率，同时考虑检测算法实时性，提出了一种新的基于空时域滤波的小目标检测方法。
In addition, with the use of the parameters such as entropy, average of image, root mean square error, peak signal-to-noise ratio, the performance of the fusion scheme is evaluated and analyzed.
此外，利用熵、图像均值、均方根误差、峰值信噪比等参量对该融合方法的融合性能进行评价与分析。
In the space solar telescope (SST), the image integration method is used to increase signal-to-noise ratio (SNR) of the solar magnetic field images.
空间太阳望远镜(SST)系统采用图像积分方法提高太阳矢量磁图的信噪比(SNR)。
Image quality were quantified by measuring signal-to-noise ratio (SNR) of pulmonary arteries and counting the Numbers of pulmonary arteries.
计算机测量肺动脉和背景噪声的信号强度，计算出肺动脉的信噪比(SNR)，并对肺动脉分支数量进行计数定量分析。
Finally, an improved algorithm of image quality assessment is presented, which is Vision and Weighted Signal-to-Noise Ratio (VWSNR).
最后提出了一种改进的评价方法——视觉加权信噪比模型(VWSNR)。
This method improves the signal-to-noise ratio of speckle interferogram and can get the same image as traditional optical interferogram.
从而提高了散斑干涉图的信噪比，获得了与光学干涉相似的干涉图象。
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。
Objective Study on the relationship of Propeller technology and image quality such as signal-to-noise ratio (SNR), contrast-to-noise ratio (CNR) and artifact.
目的对磁共振的螺旋桨技术就图像信噪比、对比度噪声比、伪影等图像质量要素进行相关性研究。
Besides, in order to evaluate the performance of the OCT system, the relationship between signal noise ratio and image capture rate is studied deeply.
另外，为了更好地评价OCT系统的性能，深入研究了系统信噪比和图像获取速度之间的关系。
Experimental results showed that the algorithm could not only keep edge information of image, but also could improve signal-to-noise ratio of an image.
实验结果表明，谊方法不但可以保持图像的边缘信息，而且能够提高去噪后图像的信噪比。
The larger the aperture is, the greater the image signal to noise ratio is, which results in a greater slope of the calibration curve of the PSP.
相机的光圈值越大，所采集到的图像信噪比越大，获得的压敏涂料校准曲线斜率越大。
The methods of the evaluation of image fusion, which includes: entropy, cross entropy, mutual information, mean square error, root mean square error, peak-to-peak signal-to-noise ratio were presented.
介绍了图像融合的各种评价方法，包括：熵、交叉熵、交互信息量、均方误差、均方根误差、峰值信噪比。
Experiments demonstrate that EZW is able to realize progressive compression, and the peak-signal-noise-ratio (PSNR) of the compressed image is acceptable.
实验证实了EZW可以实现递进式压缩，并且压缩图像的峰值信噪比令人满意。
As the entire image processing process is fully digitalized, so it can provide high signal-to-noise ratio and reproduce the original picture, moreover, the picture is free of scratch or tails.
整个图像处理过程全数字化，因此可提供很高的信噪比和精确再现原始的画面质量，而且无任何拖尾、开花等现象。
As the entire image processing process is fully digitalized, so it can provide high signal-to-noise ratio and reproduce the original picture, moreover, the picture is free of scratch or tails.
整个图像处理过程全数字化，因此可提供很高的信噪比和精确再现原始的画面质量，而且无任何拖尾、开花等现象。
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