图像分辨率

SAR图像分辨率的统计判别准则

Statistical Decision Criterion for SAR Image Resolution

结果：CT图像分辨率得到提高，影响伪影减少，辐射剂量下降，影像整体质量大大提高。

Results With CT image resolution improved , spurious shade reduced and radiation dose dropped , the whole image quality enhances greatly .

提高亚像元图像分辨率的小波B样条方法

Improvement of subpixel spatial by using wavelet transform and B-spline curve

研究了基于正则化理论的SAR图像分辨率增强方法。

Resolution enhancement of SAR image based on regularization theory is studied .

然后，分析了稀疏约束在SAR图像分辨率增强中的应用方法。

Thirdly , the application of these sparsity properties to SAR image feature-enhancement was investigated .

这为进行RAM中恢复图像分辨率与环宽关系的实验研究奠定了基础。

This work is the base of study of relationship between ring coded-aperture images resolution and ring width .

本文主要对RAM系统中恢复图像分辨率与环宽的关系进行了探讨。

In this paper , we will study the relationship between spatial resolution of images and the width of ring .

针对无源毫米波成像中图像分辨率低的问题，提出了一种改进的最大后验（MAP）超分辨算法。

To solve the problem of poor resolution in passive millimeter wave ( PMMW ) imaging , we present an improved maximum a posteriori ( MAP ) super-resolution algorithm .

液晶显示器件（LCD）在中国已有二十多年的发展，其图像分辨率也大幅提高。

Liquid crystal display ( LCD ) has been developed in China for over 20 years . Its resolution has been greatly improved .

为了提高分布式SAR的图像分辨率，本文提出了基于图像质量测度函数的分布式SAR分辨率自动合成算法。

To enhance the image resolution of the constellation SAR system , we propose an auto-combination algorithm which is based on the image quality estimation functions .

提出了一种提高THzCT二维图像分辨率的处理算法，该算法结合THzCT成像系统的特点，采用维纳滤波去除噪声。

Introduce a high resolution algorithm for THz two-dimensional CT , which takes advantage of Wiener filtering and fits the imaging system of THz CT .

所获得的SAR图像分辨率越高，所能提取的目标的信息就越丰富、特征就越明显，许多领域对SAR图像的分辨率提出了很高的要求。

Because abundant information and obvious characteristics of targets can be extracted from SAR image with high resolution , many fields require a high level of SAR image resolution .

针对这一问题，本文做了以下研究工作：①论述了提高X射线检测图像分辨率的途径，提出了一种X射线检测散射线控制方法。

Some concrete researches are shown below : ① Firstly this paper investigates some means that improve image resolution . At the same time , a method of dispersion ray control is presented .

由于光学遥感成像的距离较远和CCD物理尺寸的限制，获得的图像分辨率都比较低。

Due to the far imaging distance of optical remote sensing and the limitation of the physical size of CCD , the resolution of the remote sensing image is usually low .

主要工作如下：1.介绍了SAR图像分辨率增强的研究背景及意义，对课题相关技术的国内外研究动态进行了总结。

The main contents are as follows : 1 . The background and significance of resolution enhancement are introduced , and the corresponding research situation and trends at home and abroad are summarized .

提高图像分辨率一直是ISAR研究的重要内容，常规的ISAR成像算法在这方面存在着不足。

It is always the emphasis to improve the resolution for reconstructing target reflectivity in research of inverse synthetic aperture radar ( ISAR ) imaging .

预处理模块用于隔离内外数据，使输入数据的数据始终和系统内部时钟无关，同时也使得系统所能处理的图像分辨率仅受FPGA芯片内RAM大小的限制。

The module can enable the clock of the inputted data independent of the system inner clock , as well as the image resolution to be restricted only by the size of FPGA on-chip RAM .

采用的数据是1996年和2004年两期Landsat拍摄的ETM+影像，图像分辨率是28.5米。

The data is two ETM + images shot by Landsat in 1996 and 2004 . And the resolution of the two images is 28.5 meters .

另外CCD传感器像素也不可能无限缩小以提高图像分辨率，基本原因就是它必须接受足够强的光强保证足够大的信噪比。

And the size of the CCD sensor pixels cannot be infinitely reduced to obtain an improvement in the resolution , for the basic reason that they must collect a minimum energy to provide a convenient SNR .

现在MPEG-4视频解码器已经可以在Blackfin处理器上实时解码，图像分辨率达到D1（720x576）。

Now the embedded MPEG-4 decoder can work in realtime on the Blackfin processor , the image resolution achieves D1 ( 720x576 ) .

实验证明，考虑运动模糊的改进POCS超分辨率重建算法能够有效地克服振荡效应，提高图像分辨率。

Experimental results prove that the improved POCS algorithm considering the motion blurs can effectually reduce the oscillation effect and advance the image spatial resolution .

MDCT无法显示冠状动脉的细小分支，且检查时受心率影响较大，有辐射，但由于其操作简捷且且具有高图像分辨率目前已经较为广泛应用于临床。

MDCT can hardly show small branches of coronary artery , it also are greatly influenced by heart rate , but because of its simplicity of operation , and high image resolution , MDCT is now widely used in clinical examination .

对目前使用的RTR系统中存在的问题进行了分析，指出影响RTR系统测试精度的主要原因是高速运动分析仪的图像分辨率太低及X射线系统本身造成的系统误差。

The problems in the present RTR ( X ray Real time Radiography ) system were discussed . The main reasons decreasing the measurement accuracy of RTR system were the low image resolution of high speed motion analyzer and the system error caused by the X ray system .

对于常用的源图像分辨率，该方法可以将写屏时间延迟至33μs左右。时序仿真和硬件验证结果表明，本方案可在大幅减少硬件开销的同时，实现微晶硅TFTAMOLED的动态视频显示。

For the source images with common resolution , the program can achieve time delay of 33 μ s.Timing simulation and hardware verification results demonstrate that the scheme adapts to the dynamic video display on microcrystalline silicon TFT AMOLED and reduces the hardware overhead significantly .

仿真研究表明：FNOSER算法可以实现静态电阻抗成像，且具有图像分辨率高、定位精确、成像速度快等特点。

The study results show that the FNOSER algorithm can obtain static image with a character of high space resolution , accurate orientation , fast imaging , and so on .

基于静电场原理的图像分辨率增强算法

Algorithm for Image Resolution Enhancement Based on Static Electric Field Theory

提高航空图像分辨率的小波方法研究

The Research about Wavelet Method for Enhancing Resolution of Aero-image

从实验结果来看，此方法是一种较好的提高航空图像分辨率的方法。

Experiment results shows that it is a good method for enhancing aero-image .

超声图像分辨率提高的正则化方法研究

The Regularization Method Research of Ultrasound Image Resolution Enhancement

基于不变矩识别的激光雷达距离分辨率与图像分辨率研究

The Study of Imaging Ladar Range Resolution and Image Resolution Based on Moment Invariants Recognition