#ifndef VFKMH#define VFKMH#include "vfml.h"extern int gMessageLevel;typedef struct _ITERATIONSTATS_ {   VoidAListPtr centroids;   float *lastBound;   float maxEkd;   int   foundBound;   long *nHat;   long *nPlus;   long *nMinus;   long n;   int possibleIDConverge;   int guarenteeIDConverge;   int wouldKMConverge;   int convergeVFKM;   /* a float for each cluster, for each dimension */   float **errorBound;   float **deltaPlus;   float **deltaMinus;   double **xMaxSquareSum;   double **xMinSum;   double **wonSum;} IterationStats, *IterationStatsPtr;IterationStatsPtr IterationStatsInitial(VoidAListPtr initialClusters);void IterationStatsFree(IterationStatsPtr is);void IterationStatsClearCounts(IterationStatsPtr is);IterationStatsPtr IterationStatsNext(IterationStatsPtr is,                            float delta, float R, float assignErrorScale,                                   ExampleSpecPtr es);void IterationStatsWrite(IterationStatsPtr is, FILE *out);#endif