Created
November 13, 2011 18:11
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Sigmoid Gradient
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| function g = sigmoid(z) | |
| g = sigmoid = 1.0 ./ (1.0 + exp(-z)); | |
| end | |
| function g = sigmoidGradient(z) | |
| g = sigmoid(z) .* (1 - sigmoid(z)); | |
| end |
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