@misc{santhanam2021colbertv,
  title={ColBERTv2: Effective and Efficient Retrieval via Lightweight Late Interaction},
  author={Keshav Santhanam and Omar Khattab and Jon Saad-Falcon and Christopher Potts and Matei Zaharia},
  year={2021},
  eprint={2112.01488},
  archivePrefix={arXiv},
  primaryClass={cs.IR},
  url={https://arxiv.org/abs/2112.01488}
}