The paper firstly points out the key of the recognition of BGA by analysing the recognition tasks in the process of SMT placement production.
首先通过分析贴片机生产中BGA的识别任务，指出了实现BGA识别的关键；
According to the positioning and detecting problems of computer vision in the high speed and high precision SMT placement, the recognition arithmetic of BGA is researched.
针对高速高精度贴片机的计算机视觉检测与定位问题，研究了BGA芯片的图像识别对中问题。
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