The configuration of system and algorithm were introduced and,meanwhile,its result of welding pool edge extraction was compared with that of Sobel-operator and Canny-operator based method.
针对铝合金MIG焊熔池边缘提取问题,建立视觉传感和采集的实验系统,提出基于最大类间方差阀值的遗传算法来提取铝合金MIG焊熔池边缘。