which are images of the same class so we're going to put them in black here and let's say the augmented versions around them in smaller black thoughts augmented versions of those right you can augment them as well and then you have the negative samples and the negative samples are not just any images but just images of different classes so you just go over your mini batch and all everything that's of the same class we could becomes positives including their augmentations and everything that is not in the same class becomes negatives and