Focal Loss for Dense Object Detection

Introduction

@inproceedings{lin2017focal,
  title={Focal loss for dense object detection},
  author={Lin, Tsung-Yi and Goyal, Priya and Girshick, Ross and He, Kaiming and Doll{\'a}r, Piotr},
  booktitle={Proceedings of the IEEE international conference on computer vision},
  year={2017}
}

COCO Object Detection Baselines

Model	Lr sched	Infer time (s/im)	box AP	Download
R-50-FPN-416	6x	0.019	34.4	model
R-50-FPN-512	6x	0.022	36.4	model
R-50-FPN-800	1x	0.051	37.4	model
R-50-FPN-800	2x	0.051	39.1	model

Pascal VOC Object Detection Baselines

Model	Infer time (s/im)	AP@0.5	Download
R-50-FPN-416	0.015	82.3	model
R-50-FPN-512	0.017	83.0	model