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Latest posts
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Top-cited scientists in clinical medicine by country: the Stanford–Elsevier top 2% list in R
Clinical medicine is by far the largest field in the 2026 Stanford–Elsevier top 2% list: 76,155 of the 249,310 listed authors, 31%, have it…
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Ten seasons, 13 Category 5 hurricanes: reading NOAA’s HURDAT2 data in R
Hurricane Melissa peaked at 165-knot winds (about 190 mph) on 28 October 2025, hours before it came ashore in Jamaica. It was the third…
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From a planning idea to a Python agent: reading Sage’s integration path
Imagine building an assistant to help plan a small coffee shop. Its first job could be modest: identify missing assumptions, organize questions, and suggest…
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Overdose deaths by state in R: the West went from the lowest rate to the highest
In the 12 months to May 2026, 66,478 people died of drug overdoses in the United States, by CDC’s provisional count adjusted for records…
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How tie scoring changed our bookmaker leaderboard
Sportsbet moved from fourth to first in our bookmaker leaderboard when we changed how ties earned credit. We kept the observations, qualification rules and…
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Home advantage in international football has halved since the 1980s: a Poisson model in R
Playing at home is worth about half what it was in international football. In the 1980s a national team playing at home scored 55%…
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Seven rows are not a week: rolling sums in pandas
The report says 130 jobs finished in the last seven days. Open the log and only two batches belong in that period: 60 jobs…
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Reweighting a median in R: the US pay gain since 2000
The median US full-time worker aged 25 and over earned $1,268 a week in 2025, 11.4% more than in 2000 after inflation. I wanted…
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Calculus in R: Derivatives and Integrals
R does calculus without any extra packages. The stats package that loads with every session has D() and deriv() for symbolic derivatives, integrate() for…
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Stock-bond correlation in R: since 2022, bonds no longer cushion stocks
Between November 2000 and July 2022, every three-year window of monthly returns had US stocks and 10-year Treasury bonds moving in opposite directions: when…