[GNUnet-SVN] r15975 - gnunet/src/fragmentation

[gnunet]

Author: grothoff
Date: 2011-07-15 10:14:21 +0200 (Fri, 15 Jul 2011)
New Revision: 15975

Modified:
   gnunet/src/fragmentation/defragmentation.c
Log:
add  1 std dev -- seems to help:


Modified: gnunet/src/fragmentation/defragmentation.c
===================================================================
--- gnunet/src/fragmentation/defragmentation.c  2011-07-15 07:55:32 UTC (rev 
15974)
+++ gnunet/src/fragmentation/defragmentation.c  2011-07-15 08:14:21 UTC (rev 
15975)
@@ -362,7 +362,10 @@
       y[i] = (double) (first[i].time.abs_value - first[0].time.abs_value);
     }
   gsl_fit_mul (x, 1, y, 1, total,  &c1, &cov11, &sumsq);
+  c1 += sqrt (sumsq); /* add 1 std dev */
   ret.rel_value = (uint64_t) c1;
+  if (ret.rel_value == 0)
+    ret = GNUNET_TIME_UNIT_MILLISECONDS; /* always at least 1 */
   return ret;
 };