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Our fraud classifier scored 0.963 AUC. We threw it away.

This story is from 2026-09-23. It is preserved in the archive; the latest stories are on the live feed.

Code: https://github.com/AKRai-2005/fraudgraph · Console: https://akrai-2005.github.io/fraudgraph/ The challenge gives you 590,742 card transactions, six months, no fraud labels, 5,565 historical investigations that do have outcomes, and twenty alerts to judge. Each alert carries a risk score from…

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  1. 2026-09-23 17:19 · DEV Community — AI
    Our fraud classifier scored 0.963 AUC. We threw it away.

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