radc_var_str.h

快速傅立叶变换程序代码,学信号的同学,可要注意了

  char afile[100] ; /* file with alist in it. <->    */
  int reada ;       /* whether to use default name; 2 = user-defined. <1>    */
  int notabovecap ; /* whether not to allow communication attempts above capacity. If 1, then such attempts are disallowed. <1>    */
  int error_log ;   /* whether to record decoding errors <0>    */
  char error_logfile[100] ;/* file for errors      <->    */
  int maxcount ;    /* max number of bit errors to report; -1=all <5>    */
  int skip ;        /* number of random vectors to generate before starting <0>    */
  int N ;           /* length of the transmitted vector t if not N <0>    */
  int K ;           /* number of (sets of) constraints <0>    */
  double fn ;       /* BSC noise level      <-0.06> */
  double fs ;       /* source density       <0.5>  */
  double fnass ;    /* assumed BSC noise level <-0.06> */
  int gc ;          /* whether using gaussian channel <1>    */
  double gcx ;      /* Signal to noise ratio of gaussian channel <-1.0> */
  double gcxass ;   /* assumed Signal to noise ratio <-1.0> */
  int verbose ;     /* verbosity            <0>    */
  long int mseed ;  /* seed for matrices in the code <1234> */
  long int vseed ;  /* seed for vectors     <9876> */
  int message ;     /* which message we are on <0>    */
  int MESSAGE ;     /* how many messages to send <1>    */
  int DEMO ;        /* -                    <0>    */
  int failcount ;   /* number of failed messages <0>    */
  int failures ;    /* number of failed messages to stop after <5>    */
  int pheading_count ;/* -                    <-1>   */
  int flipped ;     /* number of bits flipped by noise <0>    */
  int pheading_period ;/* -                    <20>   */
  double zscore ;   /* number of sds to show <1.0>  */
  int loops ;       /* Max number of loops  <200>  */
  int loop ;        /* -                    <0>    */
  int totloops ;    /* counts up loops used <0>    */
  int writelog ;    /* number of states to log <0>    */
  int doclip ;      /* whether to clip extreme probablities <1>    */
  double clip ;     /* clip probs here      <0.9999999999> */
  double tinydiv ;  /* value below which division should not be done <1e-40> */
  int wis ;         /* period with which to write current state <0>    */
  int wisline ;     /* number of states per line <40>   */
  int wisgrey ;     /* whether to write greyscale state or just black/white <0>    */
  char isfile[100] ;/* write entire intermediate states <->    */
  char logfile[100] ;/* for state info       <->    */
  int outappend ;   /* whether to append to the outfile; if this is zero, then it is overwritten every time instead <1>    */
  char outfile[100] ;/* write reports to this file <->    */
  int printout ;    /* -                    <0>    */
  char totoutfile[100] ;/* write totals to file <->    */
  char histofile[100] ;/* histogram of stop times <->    */
  int printtot ;    /* -                    <0>    */
  int printhisto ;  /* -                    <0>    */
  int big_write_period ;/* how often to write a ton of summary stuff <100>  */