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## org.encog.neural.networks.training.pnn
Interface CalculationCriteria

All Known Implementing Classes:
  TrainBasicPNN

    public interface CalculationCriteria

Calculate criteria.

Method Summary
`double` | `calcErrorWithMultipleSigma(double[] x, double[] direc, double[] deriv2, boolean b)` Calculate the error with multiple sigmas.
`double` | `calcErrorWithSingleSigma(double sigma)` Calculate the error with a single sigma.

Method Detail

### calcErrorWithSingleSigma

    double calcErrorWithSingleSigma(double sigma)

  Calculate the error with a single sigma.

  Parameters:
    `sigma` - The sigma.
  Returns:
    The error.

### calcErrorWithMultipleSigma

    double calcErrorWithMultipleSigma(double[] x,
                                      double[] direc,
                                      double[] deriv2,
                                      boolean b)

  Calculate the error with multiple sigmas.

  Parameters:
    `x` - The data.
    `direc` - The first derivative.
    `deriv2` - The 2nd derivatives.
    `b` - Calculate the derivative.
  Returns:
    The error.

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