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基于自适应阈值方法的IC焊点检测 被引量:1

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摘要 为了解决IC焊点检测问题,提出了一种基于自适应阈值方法的IC焊点检测算法。首先在分析空焊焊点与合格焊点之间的差异性的基础上,提出了一种自适应阈值方法进行感兴趣区域定位;然后,定义并提取一种视觉意义上的红色分量,在感兴趣区域内提取连续空行数作为焊点特征,提出一种赋予判别阈值生命周期的方法自适应地确定判别阈值,最终实现IC引脚焊点检测。试验结果表明,本方法在IC焊点检测性能上优于其他方法。
出处 《焊接技术》 2016年第7期73-76,共4页 Welding Technology
基金 国家自然科学基金资助项目(61001179) 广东省自然科学基金研究团队(2015A030312008) 广东省科技计划项目(2015B010104006,2015B010102014) 广州市花都区科技计划项目(HD14CXY004)
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