smile.neighbor.lsh

Class Probe

java.lang.Object

smile.neighbor.lsh.Probe

All Implemented Interfaces:

java.lang.Comparable<Probe>

public class Probe
extends java.lang.Object
implements java.lang.Comparable<Probe>

Probe to check for nearest neighbors.

Constructor Summary

Constructors

Constructor and Description
Probe(int[] range) Constructor.

Method Summary

Modifier and Type	Method and Description
protected Probe	clone()
int	compareTo(Probe o)
Probe	expand() This operation sets to one the component following the last nonzero component if it is not the last one.
Probe	extend() This operation adds one to the last nonzero component.
int	hash(Hash hash, PrZ[] pz) Returns the bucket number of the probe.
boolean	isExpandable()
boolean	isExtendable()
boolean	isShiftable()
void	setProb(PrZ[] pz) Calculate the probability of the probe.
Probe	shift() This operation shifts to the right the last nonzero component if it is equal to one and if it is not the last one.

Methods inherited from class java.lang.Object

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

Constructor Detail

Probe

public Probe(int[] range)

Constructor.

Method Detail

clone

protected Probe clone()

Overrides:

clone in class java.lang.Object

isShiftable

public boolean isShiftable()

shift

public Probe shift()

This operation shifts to the right the last nonzero component if it is equal to one and if it is not the last one.

isExpandable

public boolean isExpandable()

expand

public Probe expand()

This operation sets to one the component following the last nonzero component if it is not the last one.

isExtendable

public boolean isExtendable()

extend

public Probe extend()

This operation adds one to the last nonzero component.

compareTo

public int compareTo(Probe o)

Specified by:

compareTo in interface java.lang.Comparable<Probe>

setProb

public void setProb(PrZ[] pz)

Calculate the probability of the probe.

hash

public int hash(Hash hash,
                PrZ[] pz)

Returns the bucket number of the probe.