HstStats

HstStats — An object to compute statistics of one and/or two quantities.

Synopsis

#include <gtk-hst/stats.h>


                    HstStats;
                    HstStatsClass;
HstStats*           hst_stats_new                       ();
gdouble             hst_stats_get_nc                    (HstStats *self);
gdouble             hst_stats_get_mean                  (HstStats *self,
                                                         int w);
gdouble             hst_stats_get_rms                   (HstStats *self,
                                                         int w);
gdouble             hst_stats_get_stdev                 (HstStats *self,
                                                         int w);
gdouble             hst_stats_get_min                   (HstStats *self,
                                                         int w);
gdouble             hst_stats_get_max                   (HstStats *self,
                                                         int w);
gdouble             hst_stats_get_correlation           (HstStats *self);
void                hst_stats_add                       (HstStats *self,
                                                         double x,
                                                         double y,
                                                         double w);
void                hst_stats_reset                     (HstStats *self);

Object Hierarchy

  GObject
   +----HstStats

Properties

  "corr"                     gdouble               : Read
  "mean-x"                   gdouble               : Read
  "mean-y"                   gdouble               : Read
  "nc"                       gdouble               : Read
  "rms-x"                    gdouble               : Read
  "rms-y"                    gdouble               : Read
  "stdev-x"                  gdouble               : Read
  "stdev-y"                  gdouble               : Read
  "xmax"                     gdouble               : Read
  "xmin"                     gdouble               : Read
  "ymax"                     gdouble               : Read
  "ymin"                     gdouble               : Read

Description

Details

HstStats

typedef struct _HstStats HstStats;

HstStatsClass

typedef struct {
      GObjectClass __parent__;
} HstStatsClass;

hst_stats_new ()

HstStats*           hst_stats_new                       ();

This is a convinience function to a create a HstStats object.

Returns :

 a HstStats object.

hst_stats_get_nc ()

gdouble             hst_stats_get_nc                    (HstStats *self);

self :

 a HstStats object

Returns :

 the number of entries

hst_stats_get_mean ()

gdouble             hst_stats_get_mean                  (HstStats *self,
                                                         int w);

self :

 a HstStats object

w :

 specifies which of the 2 variables is to be considered. (=0) is X and (=1) is Y.

Returns :

 the mean value of the selected variable

hst_stats_get_rms ()

gdouble             hst_stats_get_rms                   (HstStats *self,
                                                         int w);

self :

 a HstStats object

w :

 specifies which of the 2 variables is to be considered. (=0) is X and (=1) is Y.

Returns :

 the RMS of the selected variable

hst_stats_get_stdev ()

gdouble             hst_stats_get_stdev                 (HstStats *self,
                                                         int w);

self :

 a HstStats object

w :

 specifies which of the 2 variables is to be considered. (=0) is X and (=1) is Y.

Returns :

 the standard deviation of the selected variable

hst_stats_get_min ()

gdouble             hst_stats_get_min                   (HstStats *self,
                                                         int w);

self :

 a HstStats object

w :

 specifies which of the 2 variables is to be considered. (=0) is X and (=1) is Y.

Returns :

 the minimum value of the selected variable

hst_stats_get_max ()

gdouble             hst_stats_get_max                   (HstStats *self,
                                                         int w);

self :

 a HstStats object

w :

 specifies which of the 2 variables is to be considered. (=0) is X and (=1) is Y.

Returns :

 the maximum value of the selected variable

hst_stats_get_correlation ()

gdouble             hst_stats_get_correlation           (HstStats *self);

self :

 a HstStats object

Returns :

 the correlation between X and Y

hst_stats_add ()

void                hst_stats_add                       (HstStats *self,
                                                         double x,
                                                         double y,
                                                         double w);

Adds a new point with a given point

self :

 a HstStats object

x :

 value of X

y :

 value of Y

w :

 the weight of this point

hst_stats_reset ()

void                hst_stats_reset                     (HstStats *self);

Resets the statistics.

self :

 a HstStats object

Property Details

The "corr" property

  "corr"                     gdouble               : Read

X and Y correlation.

Default value: 0

The "mean-x" property

  "mean-x"                   gdouble               : Read

Mean value of X.

Default value: 0

The "mean-y" property

  "mean-y"                   gdouble               : Read

Mean value of Y.

Default value: 0

The "nc" property

  "nc"                       gdouble               : Read

Number of entries.

Default value: 0

The "rms-x" property

  "rms-x"                    gdouble               : Read

RMS of X.

Default value: 0

The "rms-y" property

  "rms-y"                    gdouble               : Read

RMS of Y.

Default value: 0

The "stdev-x" property

  "stdev-x"                  gdouble               : Read

Standard deviation of X.

Default value: 0

The "stdev-y" property

  "stdev-y"                  gdouble               : Read

Standard deviation of Y.

Default value: 0

The "xmax" property

  "xmax"                     gdouble               : Read

X maximum value.

Default value: 0

The "xmin" property

  "xmin"                     gdouble               : Read

X minimum value.

Default value: 0

The "ymax" property

  "ymax"                     gdouble               : Read

Y maximum value.

Default value: 0

The "ymin" property

  "ymin"                     gdouble               : Read

Y minimum value.

Default value: 0