gammaFunc.h File Reference

#include <gsl/gsl_sf_gamma.h>
#include <gsl/gsl_sf_log.h>
#include <gsl/gsl_math.h>
#include "statistics.h"
#include "alpha.h"

Go to the source code of this file.

Functions
double	kt (statistics_t)
	Calculates the Krichevsky-Trofimov probability assignment. More...
double	nodeCost (statistics_t)
	Calculates the cost of a node. More...
double	escapeCost (statistics_t, Uint *)
	Calculates the cost of escapes in a node. More...
double	log2Alpha ()
	Returns the log2 of the alphabet size. More...
double	hAlpha ()
	Returns the binary entropy of 1/alphasize. More...

Function Documentation

double escapeCost	(	statistics_t	stats,
		Uint *	distinct
	)

Calculates the cost of escapes in a node.

Parameters

[in]

stats

The statistics needed to calculate the probability assignment.

Returns

KT probability assignment.

Definition at line 143 of file gammaFunc.c.

double hAlpha

(

)

Returns the binary entropy of 1/alphasize.

Returns

binary entropy of 1/alphasize.

Definition at line 171 of file gammaFunc.c.

double kt

(

statistics_t

stats

)

Calculates the Krichevsky-Trofimov probability assignment.

Parameters

[in]

stats

The statistics needed to calculate the probability assignment.

Returns

KT probability assignment.

Definition at line 96 of file gammaFunc.c.

double log2Alpha

(

)

Returns the log2 of the alphabet size.

Returns

log2 of the alphabet size.

Definition at line 160 of file gammaFunc.c.

double nodeCost

(

statistics_t

stats

)

Calculates the cost of a node.

Parameters

[in]

stats

The statistics needed to calculate the probability assignment.

Returns

KT probability assignment.

Definition at line 123 of file gammaFunc.c.