usr.APcontroller

Class LifeSpanEstimate

java.lang.Object

usr.APcontroller.LifeSpanEstimate

public class LifeSpanEstimate
extends java.lang.Object

Produces estimates of life spans given information about node births and deaths

Constructor Summary

Constructors

Constructor and Description
LifeSpanEstimate()
LifeSpanEstimate(RouterOptions o)

Method Summary

Methods

Modifier and Type	Method and Description
void	addWarmUpNode(long time) Add warm up (not real) node
void	APDeath(long time, int gid) A node dies -- register this
void	fitTail() Fit the lognormal tail
long	getKMLifeEst(int life) Get an estimate of remaining lifespan using KM estimator plus tail
double	getKMProb(int t) returns the Kaplan-Meir estimate for time t
java.util.List<java.lang.Double>	getKMProbList() accessor function for KMProb_
long	getKMTailLifeEst(int life) Get an estimate of remaining lifespan using KM estimator plus tail
double	getKMTailProb(int t)
java.util.List<java.lang.Integer>	getKMTimeList() accessor function for KMTime_
int	getNodeLife(int id, long time)
double	getTailProb(int t) Return the lognormal probability for a fitted tail
double	meanAPLife() Return the mean life of an AP -- this only includes APs which have died
double	meanAPLifeSoFar(long time) Return the mean life of an AP -- includes all
double	meanNodeLife() Return the mean life of a node -- this only includes nodes which have died
void	newAP(long time, int gid) A node is born at a given time -- register this
void	newNode(long time, int gid) A node is born at a given time -- register this
void	nodeDeath(long time, int gid) A node dies -- register this
java.util.ArrayList<Pair<java.lang.Integer,java.lang.Double>>	plotKMGraph(long time) Plot (return co-ords of a graph of the Kaplan--Meier Estimator
java.util.ArrayList<Pair<java.lang.Integer,java.lang.Double>>	plotKMGraphTail(long time) Plot (return co-ords of a graph of the Kaplan--Meier Estimator with tail
void	removeWarmUpNode(long startTime, long endTime) Remove warm up (not real) node
void	sortDeaths()
void	updateKMEstimate(long time) Update tables for estimators using Kaplan--Meier procedure

Methods inherited from class java.lang.Object

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

Constructor Detail

LifeSpanEstimate

public LifeSpanEstimate(RouterOptions o)

LifeSpanEstimate

public LifeSpanEstimate()

Method Detail

plotKMGraph

public java.util.ArrayList<Pair<java.lang.Integer,java.lang.Double>> plotKMGraph(long time)

Plot (return co-ords of a graph of the Kaplan--Meier Estimator

plotKMGraphTail

public java.util.ArrayList<Pair<java.lang.Integer,java.lang.Double>> plotKMGraphTail(long time)

Plot (return co-ords of a graph of the Kaplan--Meier Estimator with tail

fitTail

public void fitTail()

Fit the lognormal tail

getKMTailProb

public double getKMTailProb(int t)

getKMProb

public double getKMProb(int t)

returns the Kaplan-Meir estimate for time t

getTailProb

public double getTailProb(int t)

Return the lognormal probability for a fitted tail

newNode

public void newNode(long time,
           int gid)

A node is born at a given time -- register this

nodeDeath

public void nodeDeath(long time,
             int gid)

A node dies -- register this

newAP

public void newAP(long time,
         int gid)

A node is born at a given time -- register this

addWarmUpNode

public void addWarmUpNode(long time)

Add warm up (not real) node

removeWarmUpNode

public void removeWarmUpNode(long startTime,
                    long endTime)

Remove warm up (not real) node

getNodeLife

public int getNodeLife(int id,
              long time)

APDeath

public void APDeath(long time,
           int gid)

A node dies -- register this

meanNodeLife

public double meanNodeLife()

Return the mean life of a node -- this only includes nodes which have died

meanAPLife

public double meanAPLife()

Return the mean life of an AP -- this only includes APs which have died

meanAPLifeSoFar

public double meanAPLifeSoFar(long time)

Return the mean life of an AP -- includes all

getKMTailLifeEst

public long getKMTailLifeEst(int life)

Get an estimate of remaining lifespan using KM estimator plus tail

getKMLifeEst

public long getKMLifeEst(int life)

Get an estimate of remaining lifespan using KM estimator plus tail

sortDeaths

public void sortDeaths()

updateKMEstimate

public void updateKMEstimate(long time)

Update tables for estimators using Kaplan--Meier procedure

getKMTimeList

public java.util.List<java.lang.Integer> getKMTimeList()

accessor function for KMTime_

getKMProbList

public java.util.List<java.lang.Double> getKMProbList()

accessor function for KMProb_