Changeset 43119

Timestamp:

Oct 15, 2026, 4:50:29 PM (41 hours ago)

Author:

eugene

Message:

the robust stats histogram bin size can become too small if a large number of values are used; set both upper and lower limit as a function of the guess stdev

File:

• branches/eam_branches/ipp-pstamp-20260421/psLib/src/math/psStats.c (modified) (1 diff)

branches/eam_branches/ipp-pstamp-20260421/psLib/src/math/psStats.c

@@ -1450 +1450 @@
             // there's a factor of about 1/20 to include.  Keep the PS_MAX to ensure we never bin
             // wider than 1 sigma when the number of points is small.
-            psF32 dN = PS_MAX(1, (stats->robustN50 / 500.0));
+            // psF32 dN = PS_MAX(1, (stats->robustN50 / 500.0));
+            psF32 dN = PS_MAX(1, PS_MIN (10, (stats->robustN50 / 500.0)));
             binSize = guessStdev / dN;
         }