@InProceedings{KosukeNishida:2023,
  author = {Kosuke Nishida, Naoki Yoshinaga, Kyosuke Nishida},
  title = {Sparse Neural Retrieval Model for Efficient Cross-Domain Retrieval-Based Question Answering},
  booktitle = {Proceedings of the 37th Pacific Asia Conference on Language, Information and Computation},
  year      = {2023},
  address   = {PACLIC},
  publisher = {Association for Computational Linguistics},
  pages     = {819–830},
}