one positive sample now this is also possible in the unsupervised way so they just augmented by this and they also now this is the crucial part they include the labels into the pre turning objective so they say everywhere where I and J have the same label should be maximized in the inner product so should be pulled together while everything else is being pushed apart yes so they say we generalize to an arbitrary number of positives and I also say contrastive power increases with more negatives I think that's just a finding that they