Compute the sigmoid function
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@ -2,14 +2,14 @@ function g = sigmoid(z)
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%SIGMOID Compute sigmoid functoon
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%SIGMOID Compute sigmoid functoon
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% J = SIGMOID(z) computes the sigmoid of z.
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% J = SIGMOID(z) computes the sigmoid of z.
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% You need to return the following variables correctly
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% You need to return the following variables correctly
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g = zeros(size(z));
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g = zeros(size(z));
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% ====================== YOUR CODE HERE ======================
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% ====================== YOUR CODE HERE ======================
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% Instructions: Compute the sigmoid of each value of z (z can be a matrix,
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% Instructions: Compute the sigmoid of each value of z (z can be a matrix,
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% vector or scalar).
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% vector or scalar).
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g = 1 ./ (1 + exp(-z));
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