Function prototypes for statistic module. More...

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Functions
void	__attribute__ ((constructor)) libinit_statistic()

double	ran1 ()
	Uniform distribution from 0 to 1.

double	gauss ()
	Normal distribution, mean=0, sigma=1.

double	gauss_trc ()
	truncated (-1/+1) sigma = 1 mean = 0 gaussian probability

long	poisson (double mu)
	Poisson distribution. More...

double	gammaln (double xx)
	Gamma function.

double	better_poisson (double mu)

double	fast_poisson (double mu)

long	put_poisson_noise (const char ID_in_name, const char ID_out_name)
	Apply Poisson noise to image.

long	put_gauss_noise (const char ID_in_name, const char ID_out_name, double ampl)
	Apply Gaussian noise to image.

Detailed Description

Function prototypes for statistic module.

Functions provide statistical tools

Function Documentation

long poisson ( double mu )

Poisson distribution.

Parameters

mu	Distribution mean