@article{zhao2022target,
  title={Target Confusion in End-to-end Speaker Extraction: Analysis and Approaches},
  author={Zhao, Zifeng and Yang, Dongchao and Gu, Rongzhi and Zhang, Haoran and Zou, Yuexian},
  journal={arXiv preprint arXiv:2204.01355},
  year={2022}
}