GRASS GIS 8 Programmer's Manual  8.4.0dev(2024)-2653d7b383
cluster.h
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1 #ifndef GRASS_CLUSTER_H
2 #define GRASS_CLUSTER_H
3 
4 #include <grass/gis.h>
5 #include <grass/imagery.h>
6 
7 struct Cluster {
8  int nbands; /* number of bands */
9  int npoints; /* number of points */
10  DCELL **points; /* array of points */
11  int np;
12 
13  double *band_sum; /* sum over each band */
14  double *band_sum2; /* sum of squares over each band */
15 
16  int *class; /* class of each point */
17  int *reclass; /* for removing empty classes */
18  int *count; /* number of points in each class */
19  int *countdiff; /* change in count */
20  double **sum; /* sum over band per class */
21  double **sumdiff; /* change in sum */
22  double **sum2; /* sum of squares per band per class */
23  double **mean; /* initial class means */
24  struct Signature S; /* final signature(s) */
25 
26  int nclasses; /* number of classes */
27  int merge1, merge2;
28  int iteration; /* number of iterations */
29  double percent_stable; /* percentage stable */
30 };
31 
32 #include <grass/defs/cluster.h>
33 
34 #endif
double DCELL
Definition: gis.h:628
Definition: cluster.h:7
int iteration
Definition: cluster.h:28
int * count
Definition: cluster.h:18
double percent_stable
Definition: cluster.h:29
double ** sum2
Definition: cluster.h:22
int npoints
Definition: cluster.h:9
int * countdiff
Definition: cluster.h:19
struct Signature S
Definition: cluster.h:24
double * band_sum2
Definition: cluster.h:14
int nclasses
Definition: cluster.h:26
double ** mean
Definition: cluster.h:23
DCELL ** points
Definition: cluster.h:10
int merge2
Definition: cluster.h:27
int * reclass
Definition: cluster.h:17
int np
Definition: cluster.h:11
double * band_sum
Definition: cluster.h:13
int merge1
Definition: cluster.h:27
double ** sum
Definition: cluster.h:20
int nbands
Definition: cluster.h:8
double ** sumdiff
Definition: cluster.h:21