查询词典 document image processing

The clarity-evaluation-function of out-of-focus blurred image is a key factor for auto-focusing of microscope by using digital image processing,and it is also an important evaluation of the restoration quality of defo-cused image.

离焦模糊图像清晰度评价函数是采用数字图像处理技术实现显微镜自动调焦的一个关键，也是图像恢复中评价图像质量的一个重要判据。

In addition, morphology analysis method of the dual value image is also discussed and the practical and improved operations of the four morphological image processing such as electric filter design, marginal pattern testing, skeleton withdrawal and image reconstruction are introduced.

在文章中，我们还讨论了二值图象的形态分析算法，接着引入了形态滤波器设计、边缘形态检测、骨架抽取、图象重建四种形态学图像处理的实用算法及其改进算法。

In addition, morphology analysis method of the dual value image is also discussed and the practical and improved operations of the four morphological image processing such as electric filter design marginal pattern testing, skeleton withdrawal and image reconstruction areint roduced.

在文章中，我们还讨论了二值图象的形态分析算法，接着引入了形态滤波器设计、边缘形态检测、骨架抽取、图象重建四种形态学图像处理的实用算法及其改进算法。

The image processing method of PIV was studied on the base of the image correlation theory in this paper. The simulated particle image displacement field was reconstructed. The reconstruction result of auto correlation and cross correlation , and the error of cross correlation were given. The difference of this two correlation method was analyzed.

以图像相关理论为基础，研究粒子图像测速技术的图像处理方法，编制出高精度的处理软件，重建计算模拟的粒子图像位移场，给出了自相关法与互相关法的积相关与减相关的计算结果，及互相关法的误差分析，分析了自相关与互相关区别。

Thirdly, it introduces the theory of the imagesegmentation and frequent segmentation technique. The aim of the imagesegmentation is to mark off the interested region of the image, which is done to thecorresponding image processing to reduce the operation time and save the storagespace. At last, it mostly introduces the compress technique based on the wedgelet, andcompares the CART model which is introduced by Donoho and the improved modelby Romberg et.al. with the model of the article, then compares the image ofprocessing based on the three methods.

然后，介绍了图像分割理论和常用的分割技术，图像分割的目的是划分出感兴趣的图像区域，进行相应的图像处理，减少运算时间和节省存储空间；最后，主要介绍了基于伸长小波压缩的技术，将目前主要的算法----Donoho提出的CART模型和Romberg等人基于此的改进模型，与本文所提出的算法模型进行了比较，并对三种方法处理的效果图作了详细的比较。

In this paper, three types of image data base is proposed, that is, attribute-oriented, feature-oriented and knowledge-oriented; the public fundamental structure of image data base system in each field is implemented, the improved expression of image geometrical feature is given, the strong command language and necessary auxiliary means to manage image data base are designed.

文中提出了图象数据库的3种类型，即面向属性型、面向特征型和面向知识型；实现了各领域上的图象数据库系统共有的基本结构；给出了一种改进的用于表示图象几何特征的方法；设计了一种具有较强功能的命令语言和管理图象数据库所必要的辅助手段。

Image mining is the important branch of data mining.It is more than just an extension of data mining to image domain but an interdisciplinary endeavor.Image clustering and similarity retrieval are two basilic parts of image mining.

图像挖掘是数据挖掘的重要分支，它不仅仅是数据挖掘简单的扩展到图像领域，而是一个多学科交叉的研究方向周像的聚类和相似性搜索是图像挖掘的两个非常重要的领域。

In addition, research indicates that image coarsely scene classification according to image global features is useful for image farther retrieval and image database organization.

另外，研究表明通过图像的全局特征对图像进行粗的场景分类有利于图像的进一步检索，并有利于图像数据库的组织。

The algorithm performs discrete cosine transform on sub image of host image, which is cover by visible watermarking, and compresses sub image by select the set of visually important DCT coefficients. Then, the algorithm hides the compressed sub image, which is encrypted by the hash function that is constructed by Rijndael code, in the high coefficient of wavelet domain.

算法将水印图像与宿主图像进行融合，并对隐藏子图采用DCT变换，按Zig_Zag排序保留视觉重要DCT系数的方法作压缩处理，并利用Rijndael密码构造单向Hash函数作加密处理，最终分散嵌入到宿主图像的带参数的整数小波域中的高频系数，实现了可见水印的有效嵌入。

Copulative" had the saying of "Get image from viewing objects ","Set the image to express the concept,""Image here is an image ,is a symbol.

意象"简单地说，就是寓"意"之"象，就是用来寄托主观情思的客观物象。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。