Posts from August 2022

• Robust Poisson regression in medical biostatistics

  29 August 2022 (updated 03 September 2022) | mathematics statistics medicine | Comment

  Log-binomial and robust (modified) Poisson regression are common approaches to estimating risk ratios in medical biostatistics [1].

  I have discussed log-binomial regression in a previous post about generalised linear models. The conceptual basis for using log-binomial regression to estimate risk ratios is straightforward –… »

• OpenTally dev log: Battery of optimisations leads to 108% performance improvement

  25 August 2022 | single transferable vote opentally | Comment

  Using rational arithmetic, OpenTally e825ca1 processes the 3,821,539-vote 2022 Australian Senate election for Victoria in a mean 11.34 (95% CI ± 0.03) seconds on my Intel i5-7500. This week I put some time into cutting this figure down.

  Using perf and Hotspot, we obtain… »