Discussion on "I Trained a Digit Classifier Using Only NumPy. Here's Every Equation Behind the 82% Accuracy"

Aditya Biranje · 2026-08-15T23:37:19.428Z

model.fit(X, y) trains a neural network in one line. It also hides every equation that makes learning happen. I wanted to know what was actually running underneath that line, so I built a two-layer ne

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I Trained a Digit Classifier Using Only NumPy. Here's Every Equation Behind the 82% Accuracy

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