Changeset 20710 for trunk/ppStack/src/ppStackMatch.c

Timestamp:

Nov 12, 2008, 3:14:57 PM (17 years ago)

Author:

Paul Price

Message:

Combine with weights based on the background noise in the image after convolution.

File:

• trunk/ppStack/src/ppStackMatch.c (modified) (1 diff)

trunk/ppStack/src/ppStackMatch.c

@@ -384 +384 @@
         (void)psBinaryOp(readout->image, readout->image, "+",
                          psScalarAlloc(- psStatsGetValue(bg, PS_STAT_ROBUST_MEDIAN), PS_TYPE_F32));
+        psMetadataAddF32(readout->analysis, PS_LIST_TAIL, "PPSTACK.WEIGHTING", 0,
+                         "Weighting by 1/noise^2 for stack",
+                         1.0 / PS_SQR(psStatsGetValue(bg, PS_STAT_ROBUST_STDEV)));
     }
     psFree(bg);