grass  7.8.6
About: GRASS (Geographic Resources Analysis Support System) is a raster- and vector-based GIS, image processing system, graphics production system and spatial modeling system.
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c_sep.c File Reference

Cluster library - Separation. More...

#include <math.h>
#include <grass/cluster.h>
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#define FAR   ((double) -1.0)


double I_cluster_separation (struct Cluster *C, int class1, int class2)
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Detailed Description

Cluster library - Separation.

(C) 2001-2009 by the GRASS Development Team

This program is free software under the GNU General Public License (>=v2). Read the file COPYING that comes with GRASS for details.

Original author CERL

Definition in file c_sep.c.

Macro Definition Documentation


#define FAR   ((double) -1.0)

Definition at line 17 of file c_sep.c.

Function Documentation

◆ I_cluster_separation()

double I_cluster_separation ( struct Cluster C,
int  class1,
int  class2 


Cpointer to Cluster structure
class11st class
class22nd class

Definition at line 26 of file c_sep.c.

References a1, a2, Cluster::count, d, FAR, Cluster::nbands, Cluster::sum, Cluster::sum2, and var().

Referenced by I_cluster_distinct().