@ARTICLE{9975836,
  author={Zhang, Jun and Li, Simin and Dong, Yongfeng and Pan, Bin and Shi, Zhenwei},
  journal={IEEE Transactions on Geoscience and Remote Sensing},
  title={Hierarchical Similarity Alignment for Domain Adaptive Ship Detection in SAR Images},
  year={2022},
  volume={60},
  number={},
  pages={1-11},
  doi={10.1109/TGRS.2022.3227626}}