Romano G, Ward K, Fan Y, Rigaill G, Runge V, Eckley I, Fearnhead P (2026). “focus and focus-cpt: Fast Online Changepoint Detection in R and Python.” arXiv preprint arXiv:2602.04322. https://arxiv.org/abs/2607.19961.

Corresponding BibTeX entry:

  @Article{,
    title = {focus and focus-cpt: Fast Online Changepoint Detection in
      R and Python},
    author = {Gaetano Romano and Kes Ward and Yuntang Fan and Guillem
      Rigaill and Vincent Runge and Idris A. Eckley and Paul
      Fearnhead},
    journal = {arXiv preprint arXiv:2602.04322},
    year = {2026},
    url = {https://arxiv.org/abs/2607.19961},
  }