com.intersult.ai.util

Class Stats

java.lang.Object

com.intersult.ai.util.Stats

public class Stats
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static double	gaussFactor
static Random	random

Constructor Summary

Constructors

Constructor and Description
Stats()

Method Summary

Methods

Modifier and Type	Method and Description
static long	binomial(int n, int k)
static double	erf(double x)
static long	factorial(int n)
static Random	getRandom()
static double	hypergeometric(int n, int nA, int nB, int nAB)
static double	hypergeometricF(int n, int nA, int nB, int nAB)
static void	main(String[] args)
static int	nextInt(int min, int max)
static long	nextLong(long max)
static double	normal(double x)
static double	normal(double mu, double sigma, double x)
static double	normal(int N, int n, int... nX)
static double	normalF(double x)
static double	normalF(double mu, double sigma, double x)
static double	normalF(int N, int n, int... nX)
static double	quad(double x)
static int	select(double... y)
static int	select(int... y)
static int	select(long... y)
static int	selectQuad(double... y)
static int	selectQuadValue(double xq, double... y)
static int	selectQube(double... y)
static int	selectQubeValue(double xq, double... y)
static int	selectValue(double x, double... y)
static int	selectValue(int x, int... y)
static int	selectValue(long x, long... y)
static void	setRandom(Random random)

Methods inherited from class java.lang.Object

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

Field Detail

gaussFactor

public static final double gaussFactor

random

public static Random random

Constructor Detail

Stats

public Stats()

Method Detail

getRandom

public static Random getRandom()

setRandom

public static void setRandom(Random random)

hypergeometricF

public static double hypergeometricF(int n,
                     int nA,
                     int nB,
                     int nAB)

hypergeometric

public static double hypergeometric(int n,
                    int nA,
                    int nB,
                    int nAB)

binomial

public static long binomial(int n,
            int k)

factorial

public static long factorial(int n)

normal

public static double normal(int N,
            int n,
            int... nX)

Parameters:

N - Total elements

n - Combinations

nX - Count of A, B, ...

normal

public static double normal(double mu,
            double sigma,
            double x)

normal

public static double normal(double x)

quad

public static double quad(double x)

nextInt

public static int nextInt(int min,
          int max)

nextLong

public static long nextLong(long max)

normalF

public static double normalF(int N,
             int n,
             int... nX)

Parameters:

N - Total elements

n - Combinations

nX - Count of A, B, ...

normalF

public static double normalF(double mu,
             double sigma,
             double x)

normalF

public static double normalF(double x)

erf

public static double erf(double x)

select

public static int select(double... y)

selectValue

public static int selectValue(double x,
              double... y)

selectQuad

public static int selectQuad(double... y)

selectQuadValue

public static int selectQuadValue(double xq,
                  double... y)

selectQube

public static int selectQube(double... y)

selectQubeValue

public static int selectQubeValue(double xq,
                  double... y)

select

public static int select(int... y)

selectValue

public static int selectValue(int x,
              int... y)

select

public static int select(long... y)

selectValue

public static int selectValue(long x,
              long... y)

main

public static void main(String[] args)