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java.lang.Objectweka.classifiers.Classifier
weka.classifiers.rules.Prism
public class Prism
Class for building and using a PRISM rule set for classification. Can only deal with nominal attributes. Can't deal with missing values. Doesn't do any pruning.
For more information, see
J. Cendrowska (1987). PRISM: An algorithm for inducing modular rules. International Journal of Man-Machine Studies. 27(4):349-370.
@article{Cendrowska1987, author = {J. Cendrowska}, journal = {International Journal of Man-Machine Studies}, number = {4}, pages = {349-370}, title = {PRISM: An algorithm for inducing modular rules}, volume = {27}, year = {1987} }Valid options are:
-D If set, classifier is run in debug mode and may output additional info to the console
Constructor Summary | |
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Prism()
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Method Summary | |
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void |
buildClassifier(Instances data)
Generates the classifier. |
double |
classifyInstance(Instance inst)
Classifies a given instance. |
Capabilities |
getCapabilities()
Returns default capabilities of the classifier. |
TechnicalInformation |
getTechnicalInformation()
Returns an instance of a TechnicalInformation object, containing detailed information about the technical background of this class, e.g., paper reference or book this class is based on. |
java.lang.String |
globalInfo()
Returns a string describing classifier |
static void |
main(java.lang.String[] args)
Main method for testing this class |
java.lang.String |
toString()
Prints a description of the classifier. |
Methods inherited from class weka.classifiers.Classifier |
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debugTipText, distributionForInstance, forName, getDebug, getOptions, listOptions, makeCopies, makeCopy, setDebug, setOptions |
Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public Prism()
Method Detail |
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public java.lang.String globalInfo()
public TechnicalInformation getTechnicalInformation()
getTechnicalInformation
in interface TechnicalInformationHandler
public double classifyInstance(Instance inst)
classifyInstance
in class Classifier
inst
- the instance to be classified
public Capabilities getCapabilities()
getCapabilities
in interface CapabilitiesHandler
getCapabilities
in class Classifier
Capabilities
public void buildClassifier(Instances data) throws java.lang.Exception
buildClassifier
in class Classifier
data
- the data to be used
java.lang.Exception
- if the classifier can't built successfullypublic java.lang.String toString()
toString
in class java.lang.Object
public static void main(java.lang.String[] args)
args
- the commandline parameters
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