SCIP_Regression Struct Reference

Detailed Description

data structure for incremental linear regression of data points (X_i, Y_i)

Definition at line 225 of file struct_misc.h.

#include <struct_misc.h>

Data Fields
SCIP_Real	intercept
SCIP_Real	slope
SCIP_Real	meanx
SCIP_Real	meany
SCIP_Real	sumxy
SCIP_Real	variancesumx
SCIP_Real	variancesumy
SCIP_Real	corrcoef
int	nobservations

Field Documentation

intercept

SCIP_Real SCIP_Regression::intercept

the current axis intercept of the regression

Definition at line 227 of file struct_misc.h.

Referenced by regressionRecompute(), SCIPregressionGetIntercept(), and SCIPregressionReset().

slope

SCIP_Real SCIP_Regression::slope

the current slope of the regression

Definition at line 228 of file struct_misc.h.

Referenced by regressionRecompute(), SCIPregressionGetSlope(), and SCIPregressionReset().

meanx

SCIP_Real SCIP_Regression::meanx

mean of all X observations

Definition at line 229 of file struct_misc.h.

Referenced by regressionRecompute(), SCIPregressionAddObservation(), SCIPregressionRemoveObservation(), and SCIPregressionReset().

meany

SCIP_Real SCIP_Regression::meany

mean of all Y observations

Definition at line 230 of file struct_misc.h.

Referenced by regressionRecompute(), SCIPregressionAddObservation(), SCIPregressionRemoveObservation(), and SCIPregressionReset().

sumxy

SCIP_Real SCIP_Regression::sumxy

accumulated sum of all products X * Y

Definition at line 231 of file struct_misc.h.

Referenced by regressionRecompute(), SCIPregressionAddObservation(), SCIPregressionRemoveObservation(), and SCIPregressionReset().

variancesumx

SCIP_Real SCIP_Regression::variancesumx

incremental variance term for X observations

Definition at line 232 of file struct_misc.h.

Referenced by regressionRecompute(), SCIPregressionAddObservation(), SCIPregressionRemoveObservation(), and SCIPregressionReset().

variancesumy

SCIP_Real SCIP_Regression::variancesumy

incremental variance term for Y observations

Definition at line 233 of file struct_misc.h.

Referenced by regressionRecompute(), SCIPregressionAddObservation(), SCIPregressionRemoveObservation(), and SCIPregressionReset().

corrcoef

SCIP_Real SCIP_Regression::corrcoef

correlation coefficient of X and Y

Definition at line 234 of file struct_misc.h.

Referenced by regressionRecompute(), and SCIPregressionReset().

nobservations

int SCIP_Regression::nobservations

number of observations so far

Definition at line 235 of file struct_misc.h.

Referenced by regressionRecompute(), SCIPregressionAddObservation(), SCIPregressionGetNObservations(), SCIPregressionRemoveObservation(), and SCIPregressionReset().