| 数字图像处理技术在指针式仪表读数系统中的应用 |
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| 引用本文： | 陈杰来,尤丽华,张秋菊. 数字图像处理技术在指针式仪表读数系统中的应用[J]. 江南大学学报(自然科学版), 2005, 4(6): 611-614 |
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| 作者姓名： | 陈杰来 尤丽华 张秋菊 |
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| 作者单位： | 江南大学,机械工程学院,江苏,无锡,214122 |
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| 基金项目： | 国家863计划项目（2003AA414017）资助课题. |
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| 摘 要： | 阐述了基于图像处理技术的指针式仪表自动读数系统的结构和工作原理，分析了采用Matrox MeteorⅡ图像采集卡应用软件系统的开发特点．在图像处理方法上，比较了Canny算法和Morlet小波基函数的小波变换算法对图像边缘检测的效果．结果表明，采用小波变换检测边缘，提高了检测精度，满足了实际应用的需求．
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| 关 键 词： | 图像处理系统 图像采集卡 边缘检测 小波变换 |
| 文章编号： | 1671-7147（2005）06-0611-04 |
| 收稿时间： | 2005-04-08 |
| 修稿时间： | 2005-04-082005-06-01 |
The Applization of Digital Image Drocessing Technology in the Reading System for Analog Meter |
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| CHEN Jie-lai,YOU Li-hua,ZHANG Qiu-ju. The Applization of Digital Image Drocessing Technology in the Reading System for Analog Meter[J]. Journal of Southern Yangtze University:Natural Science Edition, 2005, 4(6): 611-614 |
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| Authors: | CHEN Jie-lai YOU Li-hua ZHANG Qiu-ju |
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| Affiliation: | School of Mechnical Engineering,Southern Yangtze University,Wuxi 214122,China |
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| Abstract: | The paper presents the structure and working principle of the reading system based on digital image processing for analog meter, and analyzes the characters of software development based on Matrox Meteor II image collection clip.In the image processing,the results of edge detection was compared between of Canny algorithm and Morlet wavelet transformation algorithm.System can apply to wavelet transformation edge detection.The experimental results indicate that this system can use the method to improve precision and satisfy the practical application. |
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| Keywords: | image processing-system image grabbing card edge detection wavelettransformation |
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