2025-02-25 03:58:34 +00:00
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import warnings, os
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# os.environ["CUDA_VISIBLE_DEVICES"]="-1" # 代表用cpu训练 不推荐！没意义！ 而且有些模块不能在cpu上跑
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# os.environ["CUDA_VISIBLE_DEVICES"]="0" # 代表用第一张卡进行训练 0：第一张卡 1：第二张卡
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# 多卡训练参考<YOLOV8V10配置文件.md>下方常见错误和解决方案
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warnings.filterwarnings('ignore')
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from ultralytics import YOLO
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if __name__ == '__main__':
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2025-02-25 07:10:10 +00:00
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model = YOLO('ultralytics/cfg/models/v8/yolov8n-cls.yaml')
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2025-02-25 03:58:34 +00:00
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# model.load('yolov8n.pt') # loading pretrain weights
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2025-02-25 07:10:10 +00:00
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model.train(data='G:/skin-cancer-detection',
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2025-02-25 03:58:34 +00:00
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cache=False,
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imgsz=640,
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epochs=300,
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batch=32,
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close_mosaic=0,
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workers=8, # Windows下出现莫名其妙卡主的情况可以尝试把workers设置为0
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optimizer='SGD', # using SGD
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# device='0,1', # 指定显卡和多卡训练参考<YOLOV8V10配置文件.md>下方常见错误和解决方案
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# patience=0, # set 0 to close earlystop.
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# resume=True, # 断点续训,YOLO初始化时选择last.pt,例如YOLO('last.pt')
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# amp=False, # close amp
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# fraction=0.2,
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project='runs/train',
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name='exp',
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)
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