comirva.web.text.similarity.normalization
Class NormFunc

java.lang.Object
  comirva.web.text.similarity.normalization.NormFunc

Direct Known Subclasses:

NormFunc_01, NormFunc_MaxToX, NormFunc_None, NormFunc_SumToX

public abstract class NormFunc
extends Object

Class to implement a normalization function. Used by AggregFunc to normalise web pages before combining them, and by some SimMeasure implementations.

Constructor Summary

NormFunc()

Method Summary

String	getName()
abstract float[]	normalize(float[] f) The actual functionality.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NormFunc

public NormFunc()

Method Detail

normalize

public abstract float[] normalize(float[] f)

The actual functionality. The original values in f are left unchanged to avoid possible side effects. Nonetheless, the returned values should not be changed because for some functions (e.g., NormFunc_Nothing), the returned object is or may be the original object.

Parameters:

f - the array to normalise.

Returns:

a

getName

public String getName()