@article{mathcalr2cnnfasttinyobjectdetectionin,
  title = {R$^2$-CNN: Fast Tiny Object Detection in Large-Scale Remote Sensing Images},
  author = {Jiangmiao Pang and Cong Li and Jianping Shi and Zhihai Xu and Huajun Feng},
  year = {2019},
  eprint = {1902.06042},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1902.06042v3},
}