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| java.lang.Object
 weka.core.Check
weka.core.CheckScheme
All known Subclasses: weka.attributeSelection.CheckAttributeSelection, weka.classifiers.CheckClassifier, weka.clusterers.CheckClusterer, weka.associations.CheckAssociator, weka.classifiers.functions.supportVector.CheckKernel,
| CheckScheme | | abstract public class CheckScheme extends Check (Code) | | Abstract general class for testing schemes in Weka. Derived classes are
also used for JUnit tests.
author:
FracPete (fracpete at waikato dot ac dot nz)
version:
$Revision: 1.3 $
See Also: TestInstances |
| Inner Class :public static class PostProcessor | |
| m_ClasspathProblems | | protected boolean m_ClasspathProblems(Code) | | whether classpath problems occurred
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| m_NumDate | | protected int m_NumDate(Code) | | the number of date attributes
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| m_NumInstances | | protected int m_NumInstances(Code) | | The number of instances in the datasets
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| m_NumInstancesRelational | | protected int m_NumInstancesRelational(Code) | | the number of instances in relational attributes (applies also for bags
in multi-instance)
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| m_NumNominal | | protected int m_NumNominal(Code) | | the number of nominal attributes
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| m_NumNumeric | | protected int m_NumNumeric(Code) | | the number of numeric attributes
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| m_NumRelational | | protected int m_NumRelational(Code) | | the number of relational attributes
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| m_NumString | | protected int m_NumString(Code) | | the number of string attributes
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| m_PostProcessor | | protected PostProcessor m_PostProcessor(Code) | | for post-processing the data even further
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| m_WordSeparators | | protected String m_WordSeparators(Code) | | for generating String attributes/classes
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| m_Words | | protected String[] m_Words(Code) | | for generating String attributes/classes
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| addMissing | | protected void addMissing(Instances data, int level, boolean predictorMissing, boolean classMissing)(Code) | | Add missing values to a dataset.
Parameters:
data - the instances to add missing values to
Parameters:
level - the level of missing values to add (if positive, thisis the probability that a value will be set to missing, if negativeall but one value will be set to missing (not yet implemented))
Parameters:
predictorMissing - if true, predictor attributes will be modified
Parameters:
classMissing - if true, the class attribute will be modified |
| arrayToList | | protected static String arrayToList(String[] value)(Code) | | turns the array into a comma-separated list
Parameters:
value - the array to process the array as list |
| attributeTypeToString | | public static String attributeTypeToString(int type)(Code) | | returns a string representation of the attribute type
Parameters:
type - the attribute type to get a string rerpresentation for the string representation |
| compareDatasets | | protected void compareDatasets(Instances data1, Instances data2) throws Exception(Code) | | Compare two datasets to see if they differ.
Parameters:
data1 - one set of instances
Parameters:
data2 - the other set of instances
throws:
Exception - if the datasets differ |
| doTests | | abstract public void doTests()(Code) | | Begin the tests, reporting results to System.out
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| getNumDate | | public int getNumDate()(Code) | | returns the current number of date attributes
the number of date attributes |
| getNumInstances | | public int getNumInstances()(Code) | | Gets the current number of instances to use for the datasets.
the number of instances |
| getNumInstancesRelational | | public int getNumInstancesRelational()(Code) | | returns the current number of instances in relational/bag attributes to produce
the number of instances |
| getNumNominal | | public int getNumNominal()(Code) | | returns the current number of nominal attributes
the number of nominal attributes |
| getNumNumeric | | public int getNumNumeric()(Code) | | returns the current number of numeric attributes
the number of numeric attributes |
| getNumRelational | | public int getNumRelational()(Code) | | returns the current number of relational attributes
the number of relational attributes |
| getNumString | | public int getNumString()(Code) | | returns the current number of string attributes
the number of string attributes |
| getOptions | | public String[] getOptions()(Code) | | Gets the current settings of the CheckClassifier.
an array of strings suitable for passing to setOptions |
| getPostProcessor | | public PostProcessor getPostProcessor()(Code) | | returns the current PostProcessor, can be null
the current PostProcessor |
| getWordSeparators | | public String getWordSeparators()(Code) | | returns the word separators (chars) to use for assembling strings.
the current separators |
| getWords | | public String getWords()(Code) | | returns the words used for assembling strings in a comma-separated list.
the words as comma-separated list |
| hasClasspathProblems | | public boolean hasClasspathProblems()(Code) | | returns TRUE if the classifier returned a "not in classpath" Exception
true if CLASSPATH problems occurred |
| listOptions | | public Enumeration listOptions()(Code) | | Returns an enumeration describing the available options.
an enumeration of all the available options. |
| listToArray | | protected static String[] listToArray(String value)(Code) | | turns the comma-separated list into an array
Parameters:
value - the list to process the list as array |
| setNumDate | | public void setNumDate(int value)(Code) | | sets the number of data attributes
Parameters:
value - the number of date attributes |
| setNumInstances | | public void setNumInstances(int value)(Code) | | Sets the number of instances to use in the datasets (some classifiers
might require more instances).
Parameters:
value - the number of instances to use |
| setNumInstancesRelational | | public void setNumInstancesRelational(int value)(Code) | | sets the number of instances in relational/bag attributes to produce
Parameters:
value - the number of instances |
| setNumNominal | | public void setNumNominal(int value)(Code) | | sets the number of nominal attributes
Parameters:
value - the number of nominal attributes |
| setNumNumeric | | public void setNumNumeric(int value)(Code) | | sets the number of numeric attributes
Parameters:
value - the number of numeric attributes |
| setNumRelational | | public void setNumRelational(int value)(Code) | | sets the number of relational attributes
Parameters:
value - the number of relational attributes |
| setNumString | | public void setNumString(int value)(Code) | | sets the number of string attributes
Parameters:
value - the number of string attributes |
| setOptions | | public void setOptions(String[] options) throws Exception(Code) | | Parses a given list of options.
Parameters:
options - the list of options as an array of strings
throws:
Exception - if an option is not supported |
| setPostProcessor | | public void setPostProcessor(PostProcessor value)(Code) | | sets the PostProcessor to use
Parameters:
value - the new PostProcessor
See Also: CheckScheme.m_PostProcessor |
| setWordSeparators | | public void setWordSeparators(String value)(Code) | | sets the word separators (chars) to use for assembling strings.
Parameters:
value - the characters to use as separators |
| setWords | | public void setWords(String value)(Code) | | Sets the comma-separated list of words to use for generating strings. The
list must contain at least 2 words, otherwise an exception will be thrown.
Parameters:
value - the list of words
throws:
IllegalArgumentException - if not at least 2 words are provided |
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