CVPR-2018 Unsupervised Feature Learning via Non-Parametric Instance-level Discrimination

· CVPR· · unsupervised-learning, contrastive-learning

Paper: Unsupervised Feature Learning via Non-Parametric Instance-level Discrimination

InstDisc: Instance-discrimination proxy task + NCE loss for contrastive representation learning + memory bank

  1. 256 positives; negatives are drawn at random from the memory bank (4096 entries or more).
  2. Introduces the memory bank storage structure; the momentum update scheme later influenced MoCo.

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