public class SimpleLinearRegression extends Classifier implements WeightedInstancesHandler
-D If set, classifier is run in debug mode and may output additional info to the console
Constructor and Description |
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SimpleLinearRegression() |
Modifier and Type | Method and Description |
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void |
buildClassifier(Instances insts)
Builds a simple linear regression model given the supplied training data.
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double |
classifyInstance(Instance inst)
Generate a prediction for the supplied instance.
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boolean |
foundUsefulAttribute()
Returns true if a usable attribute was found.
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int |
getAttributeIndex()
Returns the index of the attribute used in the regression.
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Capabilities |
getCapabilities()
Returns default capabilities of the classifier.
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double |
getIntercept()
Returns the intercept of the function.
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java.lang.String |
getRevision()
Returns the revision string.
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double |
getSlope()
Returns the slope of the function.
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java.lang.String |
globalInfo()
Returns a string describing this classifier
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static void |
main(java.lang.String[] argv)
Main method for testing this class
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void |
setSuppressErrorMessage(boolean s)
Turn off the error message that is reported when no useful attribute is found.
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java.lang.String |
toString()
Returns a description of this classifier as a string
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debugTipText, distributionForInstance, forName, getDebug, getOptions, listOptions, makeCopies, makeCopy, setDebug, setOptions
public java.lang.String globalInfo()
public double classifyInstance(Instance inst) throws java.lang.Exception
classifyInstance
in class Classifier
inst
- the instance to predict.java.lang.Exception
- if an error occurspublic Capabilities getCapabilities()
getCapabilities
in interface CapabilitiesHandler
getCapabilities
in class Classifier
Capabilities
public void buildClassifier(Instances insts) throws java.lang.Exception
buildClassifier
in class Classifier
insts
- the training data.java.lang.Exception
- if an error occurspublic boolean foundUsefulAttribute()
public int getAttributeIndex()
public double getSlope()
public double getIntercept()
public void setSuppressErrorMessage(boolean s)
s
- if set to true turns off the error messagepublic java.lang.String toString()
toString
in class java.lang.Object
public java.lang.String getRevision()
getRevision
in interface RevisionHandler
getRevision
in class Classifier
public static void main(java.lang.String[] argv)
argv
- options