To cite the bigANNOY package in publications use:

Bertrand F (2026). Approximate k-Nearest Neighbour Search for 'bigmemory' Matrices with Annoy. R package version 0.3.0, https://CRAN.R-project.org/package=bigANNOY.

Corresponding BibTeX entry:

  @Manual{,
    title = {Approximate k-Nearest Neighbour Search for 'bigmemory'
      Matrices with Annoy},
    author = {Frederic Bertrand},
    year = {2026},
    note = {R package version 0.3.0},
    url = {https://CRAN.R-project.org/package=bigANNOY},
  }