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kddml.Core.DataSources.NominalStatisticManager Interface Reference

Inheritance diagram for kddml.Core.DataSources.NominalStatisticManager:

kddml.Core.DataSources.AttributeStatisticManager kddml.Core.DataSources.NominalStatistic List of all members.

Public Member Functions

java.util.Enumeration getValues ()
int getNumberOfValues ()
int getCardinality (String value)
double getCardinalityPerc (String value)

Detailed Description

Manager interface for statistics on a nominal attribute

Title: KDDML

Description: Knowledge Discovery in Database Environment

Copyright: Copyright (c) 2003-2005

Company: Universita' di Pisa - Dipartimento di Informatica

Author:
Andrea Romei (romei@di.unipi.it)
Version:
2.0.16


Member Function Documentation

java.util.Enumeration kddml.Core.DataSources.NominalStatisticManager.getValues  ) 
 

Returns an enumeration of category values as strings.

Returns:
Enumeration

Implemented in kddml.Core.DataSources.NominalStatistic.

int kddml.Core.DataSources.NominalStatisticManager.getNumberOfValues  ) 
 

Returns the number of categories.

Returns:
int

Implemented in kddml.Core.DataSources.NominalStatistic.

int kddml.Core.DataSources.NominalStatisticManager.getCardinality String  value  ) 
 

Returns the cardinality of a given category value. Returns -1 if the input category do not exist.

Parameters:
value String
Returns:
int

Implemented in kddml.Core.DataSources.NominalStatistic.

double kddml.Core.DataSources.NominalStatisticManager.getCardinalityPerc String  value  ) 
 

Returns the cardinality of a given category value as percentage. Returns -1 if the input category do not exist.

Parameters:
value String
Returns:
double a number between 0 and 1.

Implemented in kddml.Core.DataSources.NominalStatistic.


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