I am Working in a Multiclass Semantic Segmentation Project, which involves 4 classes and a COCO Json as Data format (with an original dataset from 10 train images and 4 test images, but I also have a Consistent Data Augmentation Script where I Get 100 train images and 20 test images), Pytorch as framework and UNET Pretrained Model from SMP Library. When I Used DataSet and DataLoader methods to generate the batches for the model, those batches have the following shape: