The relationships between images of near and far objects with camera lens and field of view and object distance and the image ratio are researched.
根据光学透镜成像原理，推导近端和远端物像与相机焦距、视角和物距的关系式及其像比，借此控制相机视图中远近两端物像的形状反差。
The objective is not simply to improve image resolution or signal-to-noise ratio; rather, it is to improve outcomes for individual patients and society at large.
目标并不是简单的提高图形分辨率或是信噪比率；确切的说，是给每个患者和社会带来更大程度的帮助。
This generally means it has an aspect ratio of 2:1 or larger, the image being at least twice as wide as its height.
这通常意味着它的宽高比为2：1或者更大，也就是图像的宽度至少是高度的两倍。
This means that the aspect ratio of the new image will be the same as that of the previous image.
这意味着新的图像的高宽比与原图相同。
Both the aspect ratio and coverage of field are important factors in defining a true panoramic image.
宽高比和覆盖范围都是评判一张照片是否是全景图的重要因素。
The level of variation between light and dark values areas in an image, or the ratio between their maximum and minimum values.
在轻和黑之间的变化的水准在一幅图像或者在他们最大之间的比率内估价领域以及最小价值。
ImageMagick will automatically respect the ratio created by the two sides of the image when it is resizing.
ImageMagick会自动地考虑在缩放图像大小时图像的两条邻边所产生的比例。
Experimental results show that this method can compress image more efficiently with high compression ratio.
通过相关实验，证实该方法能有效进行图像压缩，提高了压缩率。
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。
Being sealed on the isolation piece, the baffler forms closed area in advance. Thus, the invention raises reliability of image module assembled, and ratio of fine product.
由于本发明打线区上设置隔绝件，再将阻隔板封合于隔绝件上，先形成封闭区域，因此在组装时，本发明可提高影像模块的可靠度，进而使良率提高；
The analysis shows that: by the sacrifice of compression ratio, the quality of the recovered image can be improved with the increase of the number of the neurons in the hidden layer.
分析结果表明：可以通过牺牲压缩率，增加隐含层的神经元数来提高重建图像的质量。
JPEG2000 is a new image compressing standard, it has the characteristic of high compression ratio and low distortion.
JPEG2000是一种新的图像压缩标准，具有高压缩率、低失真度和灵活高效的特点。
Then Capture Software stores the image position and zoom ratio for the active index field.
接着，采集软件就会储存现用索引字段的影像位置和缩放比率。
As one method of image lossy compression vector quantization has great compression ratio.
作为图像有损压缩的方法之一，矢量量化的压缩比极大。
This technique solves the problem between the compress ratio and image quality and significantly saves transmission time and storage space.
该技术很好地解决了压缩比和图像质量之间的矛盾，可观地节省了传输时间和存储空间。
Experimental results prove that the select of coherent ratio threshold is independent of image types or noise level. So the way of denoising presented here is adaptive.
实验证明了相干比阈值的选择与图像的类型和噪声水平没有关系，因而本文所提出的图像去噪方法是自适应的。
Image is not keep the ratio, how to keep it?
形象不是保持率，如何保持呢？
Promoting the whole new image of enterprises, products, supplement and Price ratio to the buyers of ASEAN in person.
面对面向东盟采购商推荐中国供应商企业形象、产品、供应实力、性比价等；
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。
Experimental results indicate that comparing to exhaustive search, the proposed method improves the coding speed and compression ratio greatly with slight quality degradation of decoded image.
实验结果表明，相对于全局搜索，所提方法大幅地提高了编码速度和压缩比，而解码质量只略有下降。
The corner "handle" will usually resize the image maintaining the overall height-width ratio.
角落“处理”通常能重新调整图像大小，保持总体的高-宽比例。
On the condition of bit stream lost, it can preserve image detail information and reduce the image distortion at bigger compression ratio.
该算法具有很好的细节处理效果，在大压缩比的情况下使图像的失真率大大降低。
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。
In order to improve the ratio of binary image compression, using top-dowm method of coding, bring forward a fractal image compression method based on isosceles right triangle, and simulated.
为了提高二值图像的压缩比，采用自顶向下的编码方法，提出一种基于等腰直角三角形的分形图像压缩算法，并进行仿真实验。
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。
This article puts emphasis on how to improve compression ratio of image on the premise of ensuring the compressed image with good sight when wavelet analysis is applied to the compression of image.
本文研究的重点是将小波分析应用于图像压缩，探讨在确保压缩图像质量的前提下，如何提高图像压缩比。
The relation between output correlation spot shape and length width ratio of input correlation image was analyzed quantificationally by using of diffraction theory in the joint transform correlation.
根据联合变换相关理论和光的衍射理论，定量分析了联合变换相关中两相关输入物长宽比与输出相关点形状间的关系。
Experimental results show that the improved hybrid image coding can improve the PSNR of the rebuilded image at the same compression ratio.
经试验证明，这是一种有效的编码方法，在相同压缩比率下提高了重建图像的峰值信噪比PSNR。
The image space resolution ratio is the most important index to evaluate the images of MRI.
空间分辨率是衡量磁共振图像的重要指标，它直接影响到图像质量的好坏以及图像的诊断价值。
The goal of Super-resolution restoration is to draw a high-resolution image from a low-resolution ratio image array.
图像超分辨率复原的目的是从一个低分辨率图像序列中提取一幅高分辨率图像。
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