Before revision: We first pose the Unsupervised Continual Learning (UCL ) problem: learning salient representations from a non-stationary stream of unlabeled data in which the number of object classes varies with time.
After revision: We first pose the Unsupervised Continual Learning (UCL ) problem: learning salient representations from a non-stationary stream of unlabeled data in which the number of object classes increases with time.