10 examples of 'sigmoid function python' in Python

Every line of 'sigmoid function python' code snippets is scanned for vulnerabilities by our powerful machine learning engine that combs millions of open source libraries, ensuring your Python code is secure.

All examples are scanned by Snyk Code

By copying the Snyk Code Snippets you agree to
this disclaimer
144def sigmoid(self, z):
145
146 z = z * -1
147 z = np.exp(z)
148 x = 1.0 / (1.0 + z)
149
150 return x
Important

Use secure code every time

Secure your code as it's written. Use Snyk Code to scan source code in minutes – no build needed – and fix issues immediately. Enable Snyk Code

63def _sigmoid(self, z):
64 """Compute logistic function (sigmoid)"""
65 return 1. / (1. + np.exp(-np.clip(z, -250, 250)))
22def __sigmoid_derivative(self, x):
23 return x*(1-x)
939def sigmoid(*args):
940 return _cntk_py.sigmoid(*args)
29def sigmoid(x):
30 """Sigmoid function"""
31 return 1. / (1. + np.exp(-x))
12def sigmoid(x):
13 return 1.0 / (1.0 + np.exp(-x))
34def sigmoid(x):
35 return 1.0 / (1.0 + np.exp(-x)) # sigmoid "squashing" function to interval [0,1]
92def sigmoid(x):
93 """
94 Sigmoid function of x, aka 1/(1+exp(-x)).
95
96 Parameters
97 ----------
98 x: a real number
99
100 Returns
101 -------
102 res: a real number
103 The result of sigmoid function
104 """
105 return 1 / (1 + numpy.exp(-x))
6def sigmoid(x):
7 return float(1) / (1 + math.exp(-x))
32def d_sigmoid(x):
33 return sigmoid(x)*(1 - sigmoid(x))

Related snippets