• Similar to SimCLR
  • Rich set of negatives
    • Sampled from previous epochs in queue
  • Two function for pos/neg and anchor
    • Pos/neg are delayed anchor weights
      • Updated with momentum
  • Two delay mechanisms
    • Two encoder functions
    • Negative encoder queue

θkmθk+(1m)θq\theta_k\leftarrow m\theta_k+(1-m)\theta_q