recunn.loss

Class LossSoftmax

java.lang.Object

recunn.loss.LossSoftmax

All Implemented Interfaces:

java.io.Serializable, Loss

public class LossSoftmax
extends java.lang.Object
implements Loss

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
LossSoftmax()

Method Summary

Modifier and Type	Method and Description
void	backward(Matrix logprobs, Matrix targetOutput)
static double	calculateMedianPerplexity(Model model, java.util.List<DataSequence> sequences)
static Matrix	getSoftmaxProbs(Matrix logprobs, double temperature)
double	measure(Matrix logprobs, Matrix targetOutput)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LossSoftmax

public LossSoftmax()

Method Detail

backward

public void backward(Matrix logprobs,
                     Matrix targetOutput)
              throws java.lang.Exception

Specified by:

backward in interface Loss

Throws:

java.lang.Exception

measure

public double measure(Matrix logprobs,
                      Matrix targetOutput)
               throws java.lang.Exception

Specified by:

measure in interface Loss

Throws:

java.lang.Exception

calculateMedianPerplexity

public static double calculateMedianPerplexity(Model model,
                                               java.util.List<DataSequence> sequences)
                                        throws java.lang.Exception

Throws:

java.lang.Exception

getSoftmaxProbs

public static Matrix getSoftmaxProbs(Matrix logprobs,
                                     double temperature)
                              throws java.lang.Exception

Throws:

java.lang.Exception