de.lmu.ifi.dbs.elki.datasource

Class RandomDoubleVectorDatabaseConnection

java.lang.Object

de.lmu.ifi.dbs.elki.datasource.AbstractDatabaseConnection

de.lmu.ifi.dbs.elki.datasource.RandomDoubleVectorDatabaseConnection

All Implemented Interfaces:

DatabaseConnection

public class RandomDoubleVectorDatabaseConnection
extends AbstractDatabaseConnection

Produce a database of random double vectors with each dimension in [0:1].

Author:

Erich Schubert

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	RandomDoubleVectorDatabaseConnection.Parameterizer Parameterization class.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	dim Dimensionality.
private static Logging	LOG Class logger.
protected RandomFactory	rnd Random generator
protected int	size Size of database to generate.

Fields inherited from class de.lmu.ifi.dbs.elki.datasource.AbstractDatabaseConnection

filters, LABEL_CONCATENATION

Constructor Summary

Constructors

Constructor and Description
RandomDoubleVectorDatabaseConnection(int dim, int size, RandomFactory rnd, List<ObjectFilter> filters) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
protected Logging	getLogger() Get the logger for this database connection.
MultipleObjectsBundle	loadData() Returns the initial data for a database.

Methods inherited from class de.lmu.ifi.dbs.elki.datasource.AbstractDatabaseConnection

invokeBundleFilters, invokeStreamFilters

Methods inherited from class java.lang.Object

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

Field Detail

LOG

private static final Logging LOG

Class logger.

dim

protected int dim

Dimensionality.

size

protected int size

Size of database to generate.

rnd

protected RandomFactory rnd

Random generator

Constructor Detail

RandomDoubleVectorDatabaseConnection

public RandomDoubleVectorDatabaseConnection(int dim,
                                    int size,
                                    RandomFactory rnd,
                                    List<ObjectFilter> filters)

Constructor.

Parameters:

dim - Dimensionality

size - Database size

rnd - Random generator

filters - Filters to use

Method Detail

loadData

public MultipleObjectsBundle loadData()

Description copied from interface: DatabaseConnection

Returns the initial data for a database.

Returns:

a database object bundle

getLogger

protected Logging getLogger()

Description copied from class: AbstractDatabaseConnection

Get the logger for this database connection.

Specified by:

getLogger in class AbstractDatabaseConnection

Returns:

Logger