@article{multiheadattentioncollaborateinsteadof,
  title = {Multi-Head Attention: Collaborate Instead of Concatenate},
  author = {Jean-Baptiste Cordonnier and Andreas Loukas and Martin Jaggi},
  year = {2020},
  eprint = {2006.16362},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2006.16362v2},
}