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java.lang.Objectorg.neuroph.core.transfer.TransferFunction
org.neuroph.core.transfer.Tanh
public class Tanh
Tanh neuron transfer function. output = ( 1 - e^(-slope*input)) / ( 1 + e^(-slope*input) )
Constructor Summary | |
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Tanh()
Creates an instance of Tanh neuron transfer function with default slope=1. |
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Tanh(double slope)
Creates an instance of Tanh neuron transfer function with specified value for slope parametar. |
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Tanh(java.util.Properties properties)
Creates an instance of Tanh neuron transfer function with the specified properties. |
Method Summary | |
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double |
getDerivative(double net)
Returns the first derivative of this function. |
double |
getOutput(double net)
Returns the ouput of this function. |
double |
getSlope()
Returns the slope parametar of this function |
void |
setSlope(double slope)
Sets the slope parametar for this function |
Methods inherited from class org.neuroph.core.transfer.TransferFunction |
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toString |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public Tanh()
public Tanh(double slope)
slope
- the slope parametar for the Tanh functionpublic Tanh(java.util.Properties properties)
properties
- properties of the Tanh functionMethod Detail |
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public double getOutput(double net)
TransferFunction
getOutput
in class TransferFunction
net
- net inputpublic double getDerivative(double net)
TransferFunction
getDerivative
in class TransferFunction
net
- net inputpublic double getSlope()
public void setSlope(double slope)
slope
- value for the slope parametar
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