fractals

fractals — Fractal dimension calculation

Synopsis




void        gwy_data_field_fractal_partitioning
                                            (GwyDataField *data_field,
                                             GwyDataLine *xresult,
                                             GwyDataLine *yresult,
                                             GwyInterpolationType interpolation);
void        gwy_data_field_fractal_cubecounting
                                            (GwyDataField *data_field,
                                             GwyDataLine *xresult,
                                             GwyDataLine *yresult,
                                             GwyInterpolationType interpolation);
void        gwy_data_field_fractal_triangulation
                                            (GwyDataField *data_field,
                                             GwyDataLine *xresult,
                                             GwyDataLine *yresult,
                                             GwyInterpolationType interpolation);
void        gwy_data_field_fractal_psdf     (GwyDataField *data_field,
                                             GwyDataLine *xresult,
                                             GwyDataLine *yresult,
                                             GwyInterpolationType interpolation);
gdouble     gwy_data_field_fractal_cubecounting_dim
                                            (GwyDataLine *xresult,
                                             GwyDataLine *yresult,
                                             gdouble *a,
                                             gdouble *b);
gdouble     gwy_data_field_fractal_triangulation_dim
                                            (GwyDataLine *xresult,
                                             GwyDataLine *yresult,
                                             gdouble *a,
                                             gdouble *b);
gdouble     gwy_data_field_fractal_partitioning_dim
                                            (GwyDataLine *xresult,
                                             GwyDataLine *yresult,
                                             gdouble *a,
                                             gdouble *b);
gdouble     gwy_data_field_fractal_psdf_dim (GwyDataLine *xresult,
                                             GwyDataLine *yresult,
                                             gdouble *a,
                                             gdouble *b);
void        gwy_data_field_fractal_correction
                                            (GwyDataField *data_field,
                                             GwyDataField *mask_field,
                                             GwyInterpolationType interpolation);

Description

Details

gwy_data_field_fractal_partitioning ()

void        gwy_data_field_fractal_partitioning
                                            (GwyDataField *data_field,
                                             GwyDataLine *xresult,
                                             GwyDataLine *yresult,
                                             GwyInterpolationType interpolation);

`data_field` :
`xresult` :
`yresult` :
`interpolation` :

gwy_data_field_fractal_cubecounting ()

void        gwy_data_field_fractal_cubecounting
                                            (GwyDataField *data_field,
                                             GwyDataLine *xresult,
                                             GwyDataLine *yresult,
                                             GwyInterpolationType interpolation);

`data_field` :
`xresult` :
`yresult` :
`interpolation` :

gwy_data_field_fractal_triangulation ()

void        gwy_data_field_fractal_triangulation
                                            (GwyDataField *data_field,
                                             GwyDataLine *xresult,
                                             GwyDataLine *yresult,
                                             GwyInterpolationType interpolation);

`data_field` :
`xresult` :
`yresult` :
`interpolation` :

gwy_data_field_fractal_psdf ()

void        gwy_data_field_fractal_psdf     (GwyDataField *data_field,
                                             GwyDataLine *xresult,
                                             GwyDataLine *yresult,
                                             GwyInterpolationType interpolation);

`data_field` :
`xresult` :
`yresult` :
`interpolation` :

gwy_data_field_fractal_cubecounting_dim ()

gdouble     gwy_data_field_fractal_cubecounting_dim
                                            (GwyDataLine *xresult,
                                             GwyDataLine *yresult,
                                             gdouble *a,
                                             gdouble *b);

Computes fractal dimension by spectral density method using preprocessed data.

`xresult` :	Log-log fractal data (x values)
`yresult` :	Log-log fractal data (y values)
`a` :	Linear fit shift
`b` :	Linear fit direction
Returns :	fractal dimension

gwy_data_field_fractal_triangulation_dim ()

gdouble     gwy_data_field_fractal_triangulation_dim
                                            (GwyDataLine *xresult,
                                             GwyDataLine *yresult,
                                             gdouble *a,
                                             gdouble *b);

`xresult` :
`yresult` :
`a` :
`b` :
Returns :

gwy_data_field_fractal_partitioning_dim ()

gdouble     gwy_data_field_fractal_partitioning_dim
                                            (GwyDataLine *xresult,
                                             GwyDataLine *yresult,
                                             gdouble *a,
                                             gdouble *b);

Computes fractal dimension by cube counting method using preprocessed data.

`xresult` :	Log-log fractal data (x values).
`yresult` :	Log-log fractal data (y values).
`a` :	Linear fit shift.
`b` :	Linear fit direction.
Returns :	Fractal dimension.

gwy_data_field_fractal_psdf_dim ()

gdouble     gwy_data_field_fractal_psdf_dim (GwyDataLine *xresult,
                                             GwyDataLine *yresult,
                                             gdouble *a,
                                             gdouble *b);

`xresult` :
`yresult` :
`a` :
`b` :
Returns :

gwy_data_field_fractal_correction ()

void        gwy_data_field_fractal_correction
                                            (GwyDataField *data_field,
                                             GwyDataField *mask_field,
                                             GwyInterpolationType interpolation);

Replaces data under mask with interpolated values using fractal interpolation.

`data_field` :	A data field.
`mask_field` :	Mask of places to be corrected.
`interpolation` :	Interpolation type.