Unverified50% confidenceFactExact time
The Sigmoid function is defined as σ(z)=1/(1+e^{-z}), its derivative is σ'(z)=σ(z)(1-σ(z)), and it reaches its maximum value of 0.25 at z=0.
1
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50%
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Long-term
Relevance
10/20/2026
First Seen
Sources
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