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## weka.classifiers.functions.supportVector
Class KernelEvaluation

    java.lang.Object
      weka.classifiers.functions.supportVector.KernelEvaluation

All Implemented Interfaces:
  RevisionHandler

    public class KernelEvaluation

extends java.lang.Object
implements RevisionHandler

Class for evaluating Kernels.

Version:
  $Revision: 1.3 $
Author:
  fracpete (fracpete at waikato dot ac dot nz)

Constructor Summary
`KernelEvaluation()` default constructor

Method Summary
`boolean` | `equals(java.lang.Object obj)` Tests whether the current evaluation object is equal to another evaluation object
`java.lang.String` | `evaluate(Kernel kernel, Instances data)` Evaluates the Kernel with the given commandline options and returns the evaluation string.
`static java.lang.String` | `evaluate(Kernel Kernel, java.lang.String[] options)` Evaluates the Kernel with the given commandline options and returns the evaluation string.
`static java.lang.String` | `evaluate(java.lang.String kernelString, java.lang.String[] options)` Evaluates a kernel with the options given in an array of strings.
`java.lang.String` | `getRevision()` Returns the revision string.
`java.lang.String[]` | `getUserOptions()` returns the options the user supplied for the kernel
`static void` | `main(java.lang.String[] args)` A test method for this class.
`void` | `setUserOptions(java.lang.String[] options)` sets the option the user supplied for the kernel
`java.lang.String` | `toString()` returns the current result
`java.lang.String` | `toSummaryString()` returns a summary string of the evaluation with a no title
`java.lang.String` | `toSummaryString(java.lang.String title)` returns a summary string of the evaluation with a default title

Methods inherited from class java.lang.Object
`getClass, hashCode, notify, notifyAll, wait, wait, wait`

Constructor Detail

### KernelEvaluation

    public KernelEvaluation()

  default constructor

Method Detail

### setUserOptions

    public void setUserOptions(java.lang.String[] options)

  sets the option the user supplied for the kernel

  Parameters:
    `options` - options that were supplied for the kernel

### getUserOptions

    public java.lang.String[] getUserOptions()

  returns the options the user supplied for the kernel

  Returns:
    the user supplied options for the kernel

### evaluate

    public static java.lang.String evaluate(Kernel Kernel,
                                            java.lang.String[] options)
                                     throws java.lang.Exception

  Evaluates the Kernel with the given commandline options and returns the evaluation string.

  Parameters:
    `Kernel` - the Kernel to evaluate
    `options` - the commandline options
  Returns:
    the generated output string
  Throws:
    `java.lang.Exception` - if evaluation fails

### evaluate

    public static java.lang.String evaluate(java.lang.String kernelString,
                                            java.lang.String[] options)
                                     throws java.lang.Exception

  Evaluates a kernel with the options given in an array of strings.

  Parameters:
    `kernelString` - class of kernel as a string
    `options` - the array of string containing the options
  Returns:
    a string describing the results
  Throws:
    `java.lang.Exception` - if model could not be evaluated successfully

### evaluate

    public java.lang.String evaluate(Kernel kernel,
                                     Instances data)
                              throws java.lang.Exception

  Evaluates the Kernel with the given commandline options and returns the evaluation string.

  Parameters:
    `kernel` - the Kernel to evaluate
    `data` - the data to run the Kernel with
  Returns:
    the generated output string
  Throws:
    `java.lang.Exception` - if evaluation fails

### equals

    public boolean equals(java.lang.Object obj)

  Tests whether the current evaluation object is equal to another evaluation object

  Overrides:
    `equals` in class `java.lang.Object`
  Parameters:
    `obj` - the object to compare against
  Returns:
    true if the two objects are equal

### toSummaryString

    public java.lang.String toSummaryString()

  returns a summary string of the evaluation with a no title

  Returns:
    the summary string

### toSummaryString

    public java.lang.String toSummaryString(java.lang.String title)

  returns a summary string of the evaluation with a default title

  Parameters:
    `title` - the title to print before the result
  Returns:
    the summary string

### toString

    public java.lang.String toString()

  returns the current result

  Overrides:
    `toString` in class `java.lang.Object`
  Returns:
    the currently stored result
  See Also:
    `toSummaryString()`

### getRevision

    public java.lang.String getRevision()

  Returns the revision string.

  Specified by:
    `getRevision` in interface `RevisionHandler`
  Returns:
    the revision

### main

    public static void main(java.lang.String[] args)

  A test method for this class. Just extracts the first command line argument as a kernel class name and calls evaluate.

  Parameters:
    `args` - an array of command line arguments, the first of which must be the class name of a kernel.

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