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Steven Pollack
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Writing on software engineering, statistics, and whatever else.

  • WTF??

    28 Apr 2026

    What's the Fréchet derivative??

  • Tensor Calculus is Weird

    24 Apr 2026

    Even in R^n calculus with tensors gets weird... fast.

  • Cross Entropy Loss

    25 Mar 2026

    Some quick notes about Cross Entropy as a training loss function in classification...