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java.lang.Objectweka.clusterers.AbstractClusterer
public abstract class AbstractClusterer
Abstract clusterer.
Constructor Summary | |
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AbstractClusterer()
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Method Summary | |
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abstract void |
buildClusterer(Instances data)
Generates a clusterer. |
int |
clusterInstance(Instance instance)
Classifies a given instance. |
double[] |
distributionForInstance(Instance instance)
Predicts the cluster memberships for a given instance. |
static Clusterer |
forName(java.lang.String clustererName,
java.lang.String[] options)
Creates a new instance of a clusterer given it's class name and (optional) arguments to pass to it's setOptions method. |
Capabilities |
getCapabilities()
Returns the Capabilities of this clusterer. |
java.lang.String |
getRevision()
Returns the revision string. |
static Clusterer[] |
makeCopies(Clusterer model,
int num)
Creates copies of the current clusterer. |
static Clusterer |
makeCopy(Clusterer model)
Creates a deep copy of the given clusterer using serialization. |
abstract int |
numberOfClusters()
Returns the number of clusters. |
Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public AbstractClusterer()
Method Detail |
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public abstract void buildClusterer(Instances data) throws java.lang.Exception
buildClusterer
in interface Clusterer
data
- set of instances serving as training data
java.lang.Exception
- if the clusterer has not been
generated successfullypublic int clusterInstance(Instance instance) throws java.lang.Exception
clusterInstance
in interface Clusterer
instance
- the instance to be assigned to a cluster
java.lang.Exception
- if instance could not be clustered
successfullypublic double[] distributionForInstance(Instance instance) throws java.lang.Exception
distributionForInstance
in interface Clusterer
instance
- the instance to be assigned a cluster.
java.lang.Exception
- if distribution could not be
computed successfullypublic abstract int numberOfClusters() throws java.lang.Exception
numberOfClusters
in interface Clusterer
java.lang.Exception
- if number of clusters could not be returned
successfullypublic static Clusterer forName(java.lang.String clustererName, java.lang.String[] options) throws java.lang.Exception
clustererName
- the fully qualified class name of the clustereroptions
- an array of options suitable for passing to setOptions. May
be null.
java.lang.Exception
- if the clusterer class name is invalid, or the
options supplied are not acceptable to the clusterer.public static Clusterer makeCopy(Clusterer model) throws java.lang.Exception
model
- the clusterer to copy
java.lang.Exception
- if an error occurspublic static Clusterer[] makeCopies(Clusterer model, int num) throws java.lang.Exception
model
- an example clusterer to copynum
- the number of clusterer copies to create.
java.lang.Exception
- if an error occurspublic Capabilities getCapabilities()
getCapabilities
in interface Clusterer
getCapabilities
in interface CapabilitiesHandler
Capabilities
public java.lang.String getRevision()
getRevision
in interface RevisionHandler
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