The U-Net (actually) explained in 10 minutes on Make a GIF

U-Net: Training Image Segmentation Models in PyTorch - PyImageSearch

𝐇𝐀𝐈𝐁𝐀𝐋 deep learning toolkit for 𝐋𝐚𝐛𝐕𝐈𝐄𝐖 - U-Net: Convolutional Networks for Biomedical Image Segmentation