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Your Decontamination Report Measures the N-Gram Overlap It Happened to Look For

This story is from 2026-08-29. It is preserved in the archive; the latest stories are on the live feed.

A decontamination report prints a number: how much of the benchmark overlaps the training corpus, by n-gram. The number is real. It is also the overlap it happened to look for , and there is a whole band of rewrites that keeps every point of the score inflation while taking that number to zero. Run…

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  1. 2026-08-29 20:25 · DEV Community — Machine Learning
    Your Decontamination Report Measures the N-Gram Overlap It Happened to Look For

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