make_multi_box.c

时间序列工具

/*
 *   This file is part of TISEAN
 *
 *   Copyright (c) 1998-2007 Rainer Hegger, Holger Kantz, Thomas Schreiber
 *
 *   TISEAN is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   TISEAN is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with TISEAN; if not, write to the Free Software
 *   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
/*Author: Rainer Hegger Last modified: Jul 9, 1999 */
void make_multi_box(double **ser,long **box,long *list,unsigned long l,
	      unsigned int bs,unsigned int dim,unsigned int emb,
	      unsigned int del,double eps)
{
  int i,x,y;
  int ib=bs-1;

  for (x=0;x<bs;x++)
    for (y=0;y<bs;y++)
      box[x][y] = -1;
  
  for (i=(emb-1)*del;i<l;i++) {
    x=(int)(ser[0][i]/eps)&ib;
    y=(int)(ser[dim-1][i]/eps)&ib;
    list[i]=box[x][y];
    box[x][y]=i;
  }
}