程序包 weka.estimators
类 KernelEstimator
java.lang.Object
weka.estimators.Estimator
weka.estimators.KernelEstimator
- 所有已实现的接口:
Serializable
,Cloneable
,CapabilitiesHandler
,OptionHandler
,RevisionHandler
,IncrementalEstimator
Simple kernel density estimator. Uses one gaussian kernel per observed
data value.
- 版本:
- $Revision: 5540 $
- 作者:
- Len Trigg (trigg@cs.waikato.ac.nz)
- 另请参阅:
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构造器概要
构造器 -
方法概要
修饰符和类型方法说明void
addValue
(double data, double weight) Add a new data value to the current estimator.Returns default capabilities of the classifier.double[]
getMeans()
Return the means of the kernels.int
Return the number of kernels in this kernel estimatordouble
Return the precision of this kernel estimator.double
getProbability
(double data) Get a probability estimate for a value.Returns the revision string.double
Return the standard deviation of this kernel estimator.double[]
Return the weights of the kernels.static void
Main method for testing this class.toString()
Display a representation of this estimator从类继承的方法 weka.estimators.Estimator
addValues, addValues, addValues, addValues, buildEstimator, buildEstimator, clone, debugTipText, equals, forName, getDebug, getOptions, listOptions, makeCopies, makeCopy, setDebug, setOptions, testCapabilities
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构造器详细资料
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KernelEstimator
public KernelEstimator(double precision) Constructor that takes a precision argument.- 参数:
precision
- the precision to which numeric values are given. For example, if the precision is stated to be 0.1, the values in the interval (0.25,0.35] are all treated as 0.3.
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方法详细资料
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addValue
public void addValue(double data, double weight) Add a new data value to the current estimator.- 指定者:
addValue
在接口中IncrementalEstimator
- 覆盖:
addValue
在类中Estimator
- 参数:
data
- the new data valueweight
- the weight assigned to the data value
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getProbability
public double getProbability(double data) Get a probability estimate for a value.- 指定者:
getProbability
在类中Estimator
- 参数:
data
- the value to estimate the probability of- 返回:
- the estimated probability of the supplied value
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toString
Display a representation of this estimator -
getNumKernels
public int getNumKernels()Return the number of kernels in this kernel estimator- 返回:
- the number of kernels
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getMeans
public double[] getMeans()Return the means of the kernels.- 返回:
- the means of the kernels
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getWeights
public double[] getWeights()Return the weights of the kernels.- 返回:
- the weights of the kernels
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getPrecision
public double getPrecision()Return the precision of this kernel estimator.- 返回:
- the precision
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getStdDev
public double getStdDev()Return the standard deviation of this kernel estimator.- 返回:
- the standard deviation
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getCapabilities
Returns default capabilities of the classifier.- 指定者:
getCapabilities
在接口中CapabilitiesHandler
- 覆盖:
getCapabilities
在类中Estimator
- 返回:
- the capabilities of this classifier
- 另请参阅:
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getRevision
Returns the revision string.- 指定者:
getRevision
在接口中RevisionHandler
- 返回:
- the revision
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main
Main method for testing this class.- 参数:
argv
- should contain a sequence of numeric values
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