YOLO5-v5.0训练自定义数据集的问题与解决

问题1

    data = self.stream.read(size)
UnicodeDecodeError: 'gbk' codec can't decode byte 0x84 in position 189: illegal multibyte sequence

解决:

项目代码中train.py中,64行加'rb',如下图一样:models文件夹下yolo.py文件74行,加‘rb';

问题2: 

 AttributeError: Can't get attribute 'SPPF' on <module 'models.common' from 'C:\\Users\\gpu\\Desktop\\yolov5-v5.0\\models\\common.py'>

解决:

找到models文件夹下common.py文件;

 在149行SPP类下面162行位置添加SPPF类:

SPPF类代码如下:

class SPPF(nn.Module):
    def __init__(self, c1, c2, k=5):
        super().__init__()
        c_ = c1 // 2
        self.cv1 = Conv(c1, c_, 1, 1)
        self.cv2 = Conv(c_ * 4, c2, 1, 1)
        self.m = nn.MaxPool2d(kernel_size=k, stride=1, padding=k // 2)

    def forward(self, x):
        x = self.cv1(x)
        with warnings.catch_warnings():
            warnings.simplefilter('ignore')
            y1 = self.m(x)
            y2 = self.m(y1)
            return self.cv2(torch.cat([x, y1, y2, self.m(y2)], 1))

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转载自blog.csdn.net/qq_31807039/article/details/130726684
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