https://dettman.io/ Matthew Dettman builds software, data pipelines, and dashboards end to end, with the AI tooling around them and a decade in financial services behind it. 2026-07-30T00:00:00.000Z Matthew Dettman https://dettman.io/blog/customers-a-revenue-ranking-hides 2026-07-30T00:00:00.000Z 2026-07-30T00:00:00.000Z Matthew Dettman

Clustering a synthetic distributor's customer book with k-means, and the high-margin, fast-growing segment a revenue ranking structurally buries.