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The NumPy Copy You Never Actually Made

We select two rows from an array for a local transformation and subtract the mean of each column. The values look right. But when we return to the original features, the first two rows have changed there too. We meant to prepare a separate batch and ended up rewriting part of the source. The array…

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  1. 2026-11-08 07:37 · DEV Community — Machine Learning
    The NumPy Copy You Never Actually Made

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