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基于AOI检测系统的图像拼接技术
引用本文:林柱杰,范彦斌,夏伟.基于AOI检测系统的图像拼接技术[J].佛山科学技术学院学报(自然科学版),2009,27(2).
作者姓名:林柱杰  范彦斌  夏伟
作者单位:1. 华南理工大学机械与汽车工程学院,广东,广州,510640;佛山科学技术学院机电工程系,广东,佛山,528000
2. 佛山科学技术学院机电工程系,广东,佛山,528000
3. 华南理工大学机械与汽车工程学院,广东,广州,510640
摘    要:针对自动光学检测(AOI)在电路板元器件检测中对图像拼接的实时性要求比较高的特点,提出了简化的仿射变换模型的快速图像拼接算法.该算法利用图像特征在尺度空间具有平移、旋转和仿射不变性,借助AOI系统高精度步进电机的控制快速找到最佳匹配点,建立图像的匹配关系.实验证明,该算法简单、快速、精度高,具有场景无关性、噪音容忍度高等优点,在AOI检测中具有很强的实用性.

关 键 词:图像拼接  仿射变换  匹配

Image mosaics based on AOI system
LIN Zhu-jie,Fan Yan-bing,XIA Wei.Image mosaics based on AOI system[J].Journal of Foshan University(Natural Science Edition),2009,27(2).
Authors:LIN Zhu-jie  Fan Yan-bing  XIA Wei
Institution:1.School of Mechanical and Automative Engineering;South China University of Technology;Guangzhou 510640;China;2.Department of Mechatronics Engineering;Foshan University;Foshan 528000;China
Abstract:In order to overcome the disadvantages of large computation and poor matching efficiency in image stitching,a fast image stitching algorithm based on simple affine transformation was proposed.According to the invariability of translation,rotation and affine transformation of image in the scale space,matching of characteristic points in overlapping areas and determination of the transformation between the images can be done rapidly by using the high accuracy step-motor for targets location of matching points...
Keywords:AOI
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