code5_var_usg.c

快速傅立叶变换程序代码,学信号的同学,可要注意了

  DNT; fprintf( fp, "-transpose tra <%d>            (whether to transpose A when writing it)", dc->transpose);
  DNT; fprintf( fp, "-cheap c <%d>                  (don't make inverse, go direct to alist repn (no choice in code5))", dc->cheap);
  DNT; fprintf( fp, "-n N <%d>                     (horizontal size     )", dc->N);
  DNT; fprintf( fp, "-n1 N1 <%d>                    (Number of columns with weight 1 (code6 only))", dc->N1);
  DNT; fprintf( fp, "-m M <%d>                      (other dimension     )", dc->M);
  DNT; fprintf( fp, "-seed seed <%ld>             (seed                )", dc->seed);
  DNT; fprintf( fp, "-hd hd <%d>                    (this is used when generating the matrix)", dc->hd);
  DNT; fprintf( fp, "-t1 t1 <%9.3g>         (number per col      )", dc->t1);
  DNT; fprintf( fp, "-t2 t2 <%9.3g>         (number per col (defaults to t1))", dc->t2);
  DNT; fprintf( fp, "-v verbosity <%d>              (-                   )", dc->verbose);
  DNT; fprintf( fp, "-o outfile                    (Default MNC4/N.t1.t2.seed)");
  DNT; fprintf( fp, "-out out <%d>                  (whether to print alist)", dc->out);
  DNT; fprintf( fp, "-stair 2/1/0 <%d>              (make a slope(2) or staircase (1) for the first chunk of matrix)", dc->stair);
  DNT; fprintf( fp, "-maxa maxattempts <%d>        (maximum number of attempts per column to avoid overlap with other cols)", dc->maxattempts);
  fprintf(fp,"\n");