Softly, effectively, in the age of genAI
Corrélation et causalité, circonstance et contexte
Imaginons qu’on ait collecté, pour une personne clairement identifiée, quelques informations sur Paris, via des objets connectés, Jeudi 18:30 : achat pour 45€ dans un bar-tabac Vendredi 13:15, 1h au dessus de la Porte Saint Martin Samedi 14:00, 1h proche de la Place de la République En essayant de faire parler les données, on hésite entre une première version Jeudi 18:30 : achat pour 45€ de cigarettes Vendredi 13:15, 1h à la mosquée, à l’heure de la prière Samedi 14:00, 1h dans une manifestation … Cont …
Correlation, Causation, Circumstance, Context
This post was originally written and published in French, Corrélation et causalité, circonstance et contexte Let’s imagine we collected a few pieces of information, for a clearly identified individuals, via connected devices, Thursday 18:30: a €45 purchase at a bar-tabac Friday 13:15, 1 hour above Porte Saint-Martin Saturday 14:00, 1 hour near Place de la République Trying to make the data “speak”, we might hesitate between a first version Thursday 18:30: a €45 purchase of cigarettes Friday 13:15, 1 hour at the mosque, at prayer … <a href=“https://freakonometrics.hypotheses.org/87986" …
“Statistics is widely understood to provide a body of techniques for ‘modeling data.'”
Repost: OpenAI Codex App: Vibe-updating my old qqman R package to ggplot2 with plan+execute.
Reposted from the original at https://blog.stephenturner.us/p/openai-codex-app-qqman.Earlier this week I reposted a Bluesky post from Ethan Mollick.
I’m on the same page here — there are problems for sure, but these
tools have irreversibly changed th…
Continue reading: <a href=“https://www.r-bloggers.com/2026/02/repost-openai-codex-app-vibe-updating-my-old-qqman-r-package-to-ggplot2-with-planexecu …
I’m on the same page here — there are problems for sure, but these
tools have irreversibly changed th…
When Targeting Gets Too Narrow: A Break-Even Lens for selecting Audience Segments
Short practical advise on media targeting decisions:
Calculate the “Break-Even Multiplier” Before Spending
Instead of asking if a targeting segment will perform better than a broad audience, calculate exactly how much better it needs to be to …