de.lmu.ifi.dbs.elki.math.spacefillingcurves

Class ZCurve

java.lang.Object

de.lmu.ifi.dbs.elki.math.spacefillingcurves.ZCurve

public class ZCurve
extends Object

Computes the z-values for specified double values.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ZCurve.Transformer Class to transform a relation to its Z coordinates.

Field Summary

Fields

Modifier and Type	Field and Description
private static Logging	logger The logger of this class.

Constructor Summary

Constructors

Modifier	Constructor and Description
private	ZCurve() Fake Constructor - use the static methods instead!

Method Summary

Methods

Modifier and Type	Method and Description
private static byte[]	zValue(long[] longValues) Computes the z-value for the specified long values
static List<byte[]>	zValues(List<double[]> valuesList) Computes the z-values for the specified double values.

Methods inherited from class java.lang.Object

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

Field Detail

logger

private static final Logging logger

The logger of this class.

Constructor Detail

ZCurve

private ZCurve()

Fake Constructor - use the static methods instead!

Method Detail

zValues

public static List<byte[]> zValues(List<double[]> valuesList)

Computes the z-values for the specified double values.

Parameters:

valuesList - the list of double values

Returns:

the z-values for the specified double values

zValue

private static byte[] zValue(long[] longValues)

Computes the z-value for the specified long values

Parameters:

longValues - the array of the discretized double values

Returns:

the z-value for the specified long values