running_stats.h File Reference

Calculates the running count, sum, mean, variance, and standard deviation. More...

#include "util.h"

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Classes
struct	lsb_running_stats

Typedefs
typedef struct lsb_running_stats	lsb_running_stats

Functions
LSB_UTIL_EXPORT void	lsb_init_running_stats (lsb_running_stats *s)
	Zeros out the stats counters. More...
LSB_UTIL_EXPORT void	lsb_update_running_stats (lsb_running_stats *s, double d)
	Value to add to the running stats. More...
LSB_UTIL_EXPORT double	lsb_sd_running_stats (lsb_running_stats *s)
	Return the standard deviation of the stats. More...

Detailed Description

Calculates the running count, sum, mean, variance, and standard deviation.

Definition in file running_stats.h.

Typedef Documentation

typedef struct lsb_running_stats lsb_running_stats

Function Documentation

LSB_UTIL_EXPORT void lsb_init_running_stats

(

lsb_running_stats *

s

)

Zeros out the stats counters.

Parameters

s	Stat structure to zero out

LSB_UTIL_EXPORT double lsb_sd_running_stats

(

lsb_running_stats *

s

)

Return the standard deviation of the stats.

Parameters

s	Stat structure

Returns

double Standard deviation of the stats up to this point

LSB_UTIL_EXPORT void lsb_update_running_stats	(	lsb_running_stats *	s,
		double	d
	)

Value to add to the running stats.

Parameters

s	Stat structure
d	Value to add