MLActivationFunctions

Library "MLActivationFunctions"
Activation functions for Neural networks.

binary_step(value) Basic threshold output classifier to activate/deactivate neuron.
Parameters:
value: float, value to process.
Returns: float

linear(value) Input is the same as output.
Parameters:
value: float, value to process.
Returns: float

sigmoid(value) Sigmoid or logistic function.
Parameters:
value: float, value to process.
Returns: float

sigmoid_derivative(value) Derivative of sigmoid function.
Parameters:
value: float, value to process.
Returns: float

tanh(value) Hyperbolic tangent function.
Parameters:
value: float, value to process.
Returns: float

tanh_derivative(value) Hyperbolic tangent function derivative.
Parameters:
value: float, value to process.
Returns: float

relu(value) Rectified linear unit (RELU) function.
Parameters:
value: float, value to process.
Returns: float

relu_derivative(value) RELU function derivative.
Parameters:
value: float, value to process.
Returns: float

leaky_relu(value) Leaky RELU function.
Parameters:
value: float, value to process.
Returns: float

leaky_relu_derivative(value) Leaky RELU function derivative.
Parameters:
value: float, value to process.
Returns: float

relu6(value) RELU-6 function.
Parameters:
value: float, value to process.
Returns: float

softmax(value) Softmax function.
Parameters:
value: float array, values to process.
Returns: float

softplus(value) Softplus function.
Parameters:
value: float, value to process.
Returns: float

softsign(value) Softsign function.
Parameters:
value: float, value to process.
Returns: float

elu(value, alpha) Exponential Linear Unit (ELU) function.
Parameters:
value: float, value to process.
alpha: float, default=1.0, predefined constant, controls the value to which an ELU saturates for negative net inputs. .
Returns: float

selu(value, alpha, scale) Scaled Exponential Linear Unit (SELU) function.
Parameters:
value: float, value to process.
alpha: float, default=1.67326324, predefined constant, controls the value to which an SELU saturates for negative net inputs. .
scale: float, default=1.05070098, predefined constant.
Returns: float

exponential(value) Pointer to math.exp() function.
Parameters:
value: float, value to process.
Returns: float

function(name, value, alpha, scale) Activation function.
Parameters:
name: string, name of activation function.
value: float, value to process.
alpha: float, default=na, if required.
scale: float, default=na, if required.
Returns: float

derivative(name, value, alpha, scale) Derivative Activation function.
Parameters:
name: string, name of activation function.
value: float, value to process.
alpha: float, default=na, if required.
scale: float, default=na, if required.
Returns: float

Notas de Lançamento

v2

Added:
softmax_derivative(value) Softmax derivative function.
Parameters:
value: float array, values to process.
Returns: float

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