Edited from https://github.com/zylix666/DeshadowNet and https://github.com/Liangqiong/DeShadowNet and https://github.com/prajapatisarvesh/DeshadowNet-PyTorch
- You may change G-Net with custom pretrained VGG16
- The whole code can be further optimized