Microsoft Word - 系统建设1.doc 关键词 ：边缘定位；排针；亚像素； LOG 算子； Zernike 矩 [gap=900]Key words: edge localization; pin; subpixel; LOG operator; Zernike moment
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In conclusion the main contents are as follows:1. In the field of edge detection, the noise reducing and edge localization are contradictory parts and are regarded as an ill-posed problem.
主要内容有： 1)在边缘检测中，噪声消除与边缘定位是两个相互矛盾的部分，是一个“两难”问题。
参考来源 - 图像边缘检测和图像匹配研究及应用·2,447,543篇论文数据，部分数据来源于NoteExpress
It USES edge localization and curve fitting to solve one dimension displacement field and calculate the error.
面形检测采用边缘定位的方法，并且结合了曲线拟合的方法求解一维位移场来计算误差。
From the results of experimentation, the method can make the mark image edge achieve good edge localization and improve the alignment precision.
从实验的结果来看，这种方法能够对对准标记达到很好的边缘定位，提高了对准精度。
This paper presents an adaptive exponential filter used for edge detection. It can be designed to eliminate the noise of image and obtain good precision of edge localization.
本文提出一种用于图像边缘检测的自适应滤波器，利用它既可滤除图像噪声，又可获取精确度高的图像边缘。
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