为了区分磨损表面图像中的磨损目标与背景，本文引入了图像边缘提取技术。
The paper introduces image edge extraction technology in order to make a distinction between abrasive objectives and settings on the surface of abrasive image.
实验结果表明，该方法实现了图像目标与背景的分割，有效提取了图像的边缘。
The experiment result shows that this method is good at segmenting targets and background of glass image, detecting the edge of glass image.
特征关联就是从复杂背景中筛选与发现目标特征，揭示目标与背景之间的特征模式。
Feature association rule mining is filtering and finding characteristic patterns between object and background.
在低反射率区域中，利用目标的形状、拓扑关系和目标与背景的灰度分布完成桥梁兴趣区检测。
By analyzing targets' space distribution, shape and gray characteristic in low-reflection area, the Regions Of Interested (ROI) are detected.
针对目标检测跟踪的图像滤波算法的评价，提出了目标与背景的交叉分辨力评价算子及评价准则。
Across resolution evaluation operator of target and background is presented to solve the performance of match filtering arithmetic.
对图像中的低频噪声，基于对图像中目标与背景灰度值特点的分析，提出了改进的差分去噪声模板。
An improving noise eliminated difference template based on the analysis of object and background gray value also has been developed to eliminate the low frequency noise in image.
边缘信息存在于目标与背景、目标与目标之间，边缘检测技术是图像分割和其他一些图像处理的基础。
Edge exists between target and target, or between target and background. Edge detection is the base of image segmentation and some other image processing operation.
但SAR图像容易受到相干斑噪声的影响，而光谱图像普遍存在目标与背景对比度差、边缘模糊的缺点。
But SAR image is liable to be affected by speckle noise, while almost spectral image have shortcomings of low contrast between object and background, edge blurring.
结果是目标上的照度、后向散射光和信号光在光电阴极面上的照度增加，目标与背景图像的对比度降低；
The results demonstrate that the irradiance on object, backscattering and signal irradiance on photo-cathode are increased and the image contrast between object and background is decreased.
血管影像的特点是受噪声影响、血管形态模糊、背景噪声和目标混杂，以及目标与背景对比度低，这些都给分割任务带来困难。
Vascular tree angiograms suffer from noise and they are fuzzy, low-contrast with the vessel disturbed by background. Thus, segmentation is a difficult task.
但在实际应用中，A TR系统所获取的外场的目标与背景总是处于随时间不断变化的条件下，与系统所存储的参考目标通常都不会一致，从而导致相关识别SNR劣化。
In application, the acquired target and background by a ATR system are always changed temporarily, causing the disaccord of the reference and acquired target and the degradation of correlation SNR.
“我们的研究显示，与背景色之间的差别，而不是颜色本身，才是鲨鱼探测目标的更重要依据。”研究者之一哈特在一份声明中说。
"Our study shows that contrast against the background, rather than color per se, may be more important for object detection by sharks," study co-author Hart said in a statement.
第一章介绍研究背景、研究现状、研究意义、研究方法与目标。
The first chapter describes the research background, research status, significance, research methods and objectives.
基于复合图书馆业务流程产生的背景，提出复合图书馆业务流程设计的基本目标与要求。
Based on the background of business process of hybrid library, this paper points out the basic target and need of hybrid library business process.
尽管他的影片背景与基调各异，目标群体也是十分广泛，但这些作品中总是反复出现一些主题。
Though his films have quite a wide range in their Settings, tones and target audience, a number of recurring themes run through Miyazaki's films.
广告的价值在于实现其呼唤功能，这一实现过程与目标人群的文化背景，民族情感密切相关。
The value of Ads lies in the fulfillment of their vocative function, which is closely related to the cultural background and national feelings of target people.
阐述了“先进制造技术与管理”课题的研究背景、研究内容、研究目标及保障措施。
The paper sets forth the research background, contents and goals as well as the guarantee measures.
本文介绍一种复杂背景中目标图像的提取与高精度目标形心跟踪算法。
This paper presents an algorithm for target image extraction and high precious target centroid tracking in complex environment.
这种预处理方法解决了如何在具有复杂背景与强烈干扰的身份证图像中搜索目标的问题。
This pretreatment method solved the problem on how to search aim in the ID card image which has complex background and intensive interaction.
目标与地面背景的真实感红外图像合成是红外场景生成和实现其虚拟实时漫游的关键技术。
Realistic infrared image synthesis of targets and their background is the key techniques to produce infrared scene and realize its virtual walkthrough.
结合城市化进程的特殊研究背景，本文认为城市化进程中土地持续利用的研究目标主要有两个方面：农地保护与结构优化。
This dissertation holds the objective of land sustainable use in the process of urbanization mainly focused on two aspects: farmland protection and structure optimization.
背景与目标一样是作为检测对象考虑的，而不应作为噪声源考虑。
The background is a detected object as the target, and it can't served as a source of noise.
马克思与哈耶克的思想同源于西方社会和文化背景，具有追求自由的共同目标。
The ideas of Marxism and Hayek both stem from the social and cultural context of the West, as well as their common goal of liberty.
第一章：绪论，介绍研究背景、内容、目标与研究意义。
Chapter I: Introduction includes the research background, topic, objectives and significance.
本文侧重探讨了当前提出完善所有制结构的历史背景、理论背景与现实背景，提出了所有制结构完善的目标模式以及总体对策。
The paper discusses the historic background, theory background and practice background of improving ownership structure, maps out objective model and overall approaches.
介绍选题背景、研究意义、研究目标与内容、研究思路及方法。
Introduce topics of background, research significance, research object, aim and content, research ideas and methods.
相邻帧配准差分去除恒星方法，在处理16位灰度图像时，由于高亮度恒星的插值误差大于目标灰度与背景之差，导致差分不能有效去除恒星干扰。
Registration and difference can't exclude stars when processing the 16-bit gray images because interpolation error of high light star is larger than the difference of target and background.
相邻帧配准差分去除恒星方法，在处理16位灰度图像时，由于高亮度恒星的插值误差大于目标灰度与背景之差，导致差分不能有效去除恒星干扰。
Registration and difference can't exclude stars when processing the 16-bit gray images because interpolation error of high light star is larger than the difference of target and background.
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