Notes on pairwise comparisons, UCB pair selection, and Elo ratings.https://compere.skelfresearch.com/en-ushttps://compere.skelfresearch.com/blog/stopping-rules/https://compere.skelfresearch.com/blog/stopping-rules/There is no universal answer, but there are three honest tests. We walk through each, with the queries you can run against the compere API.Thu, 28 May 2026 00:00:00 GMThttps://compere.skelfresearch.com/blog/reading-elo-output-without-lying/https://compere.skelfresearch.com/blog/reading-elo-output-without-lying/Compere ships Elo, not Bradley-Terry. The numbers it produces are easy to misread. A field guide to what an Elo gap actually means.Wed, 20 May 2026 00:00:00 GMThttps://compere.skelfresearch.com/blog/fifty-pairwise-votes-beat-five-hundred-ratings/https://compere.skelfresearch.com/blog/fifty-pairwise-votes-beat-five-hundred-ratings/Rating scales drift, anchor, and lie. Pairwise comparisons survive all three. Here is the math we use, and where it actually breaks down.Tue, 12 May 2026 00:00:00 GMT