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Foundations

Softmax

Turn logits into normalized class probabilities.

Softmax probabilitiesSoftmax probabilitiesClass 0: 0.7054Class 1: 0.2595Class 2: 0.0351
pᵢ = exp((zᵢ − max z)/T) / Σ exp((zⱼ − max z)/T)Σ p = 1; categorical cross entropy = −log p[target] = 1.349

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