Repulsion Loss Detecting Pedestrians in a Crowd

Repulsion Loss Detecting Pedestrians in a Crowd_第1张图片

Contritutions:

  • study the impact of crowd occlusion on pedestrian detection
  • Two types of repulsion losses: RepGT Loss and RepBox Loss
  • a crowd-robust pedestrian detector is trained end-to-end

 

Loss:

Attraction Term:

  • to narrow the gap between predicted boxes and ground-truth boxes

 

Repulsion Term (RepGT)

  • designed to repel a proposal from its neighboring ground-truth objectswhich are not its target.

 

 

 

Repulsion Term (RepBox):

  • repel each proposal from others with different designated targets

 

 

 

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