TAO/orbsvcs/performance-tests/RTEvent/Colocated_Roundtrip/generate_stat.sh

   1 #/bin/sh
   2
   3 for i in $*; do
   4   echo $i
   5   cat $i |
   6   awk 'BEGIN {
   7            s1 = 0;
   8            s2 = 0;
   9            s3 = 0;
  10            s4 = 0;
  11            n  = 0;
  12          }
  13          {
  14            x = $1;
  15            p = $2;
  16            v = p * x;
  17            s1 += v;
  18            v *= x;
  19            s2 += v;
  20            v *= x;
  21            s3 += v;
  22            v *= x;
  23            s4 += v;
  24          }
  25          END {
  26            up0 = 1;
  27            up1 = s1;
  28            up2 = s2;
  29            up3 = s3;
  30            up4 = s4;
  31            u1 = 0;
  32            u2 = up2 - up1 * up1;
  33            u3 = 2 * up1 * up1 * up1 - 3 * up1 * up2 + up3;
  34            u4 = -3 * up1 * up1 * up1 * up1 + 6 * up1 * up1 * up2
  35                 -4 * up1 * up3 + up4;
  36
  37            skew  = u3 / (u2 * sqrt(u2));
  38            kurto = u4 / (u2 * u2) - 3;
  39            printf("%f %f %f %f\n",
  40                   up1, u2, skew, kurto);
  41          }'
  42 done