Changeset 23642 for trunk/ppSub/src/ppSubReadoutSubtract.c

Timestamp:

Mar 31, 2009, 4:18:37 PM (17 years ago)

Author:

Paul Price

Message:

Covariance should be averaged, not summed --- otherwise there is a weird factor of 2 in the covariance matrix.

File:

• trunk/ppSub/src/ppSubReadoutSubtract.c (modified) (1 diff)

trunk/ppSub/src/ppSubReadoutSubtract.c

@@ -74 +74 @@
     covars->data[0] = psMemIncrRefCounter(minuend->covariance);
     covars->data[1] = psMemIncrRefCounter(subtrahend->covariance);
-    outRO->covariance = psImageCovarianceSum(covars);
+    outRO->covariance = psImageCovarianceAverage(covars);
     psFree(covars);