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标签 #35

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onlinehuazai opened this issue Sep 17, 2021 · 1 comment

onlinehuazai commented Sep 17, 2021

请问没有目标物体的图片怎么转换数据格式，label.txt,图片上一个物体都没有，加入训练

Owner

DataXujing commented Dec 17, 2021

没有目标的图像，不需要生成txt标注，YOLO v5训练过程因使用了Focal Loss,支持输入batch的图像中不包含任何待检测目标。这部分没有目标的图像将作为负样本进行采样！

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