org.knowceans.lda
Class Utils

java.lang.Object
  org.knowceans.lda.Utils

public class Utils
extends java.lang.Object

Utility functions

lda-c reference: functions in utils.c

Author:

heinrich

Constructor Summary

Utils()

Method Summary

static double	digamma(double x)
static long	faculty(int n)
static long	faculty(long n)
static double	fgamma(double x)
static java.lang.String	formatDouble(double d)
static double	lgamma(double x)
static double	log_gamma(double x)
static double	logSum(double log_a, double log_b)
static void	main(java.lang.String[] args)

Methods inherited from class java.lang.Object

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

Constructor Detail

Utils

public Utils()

Method Detail

logSum

public static double logSum(double log_a,
                            double log_b)

digamma

public static double digamma(double x)

lgamma

public static double lgamma(double x)

fgamma

public static double fgamma(double x)

faculty

public static long faculty(long n)

faculty

public static long faculty(int n)

log_gamma

public static double log_gamma(double x)

formatDouble

public static java.lang.String formatDouble(double d)

Parameters:

d -

Returns:

main

public static void main(java.lang.String[] args)