Statistics Library [Other]

Files
file	STATS-driver.h
	Statistics functions for ROBOTC.
Functions
float	erf (float z)
float	Phi (float z)
float	Phi (float z, float mu, float sigma)
float	gaussian ()
float	gaussian (float mu, float sigma)

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Detailed Description

Statistics Library

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Function Documentation

float erf

(

float

z )

Error Function, subject to catastrophic cancellation when z is very close to 0

Parameters:

z	the number to be, ehm, error checked.

Returns:

the value

Definition at line 41 of file STATS-driver.h.

float gaussian	(	float	mu,
		float	sigma
	)

Definition at line 91 of file STATS-driver.h.

float gaussian

(

)

Random number with standard Gaussian distribution

Returns:

random number with standard Gaussian distribution

Definition at line 84 of file STATS-driver.h.

float Phi	(	float	z,
		float	mu,
		float	sigma
	)

Cumulative normal distribution with mean mu and std deviation sigma

Parameters:

z	the number to check
mu	mean value for x
sigma	std dev for x

Returns:

the probability

Definition at line 75 of file STATS-driver.h.

float Phi

(

float

z )

Cumulative normal distribution

Parameters:

z	the number to check

Returns:

the probability

Examples:

STATS-test1.c.

Definition at line 64 of file STATS-driver.h.