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List:       kde-commits
Subject:    branches/work/kst/portto4/kst/src/plugins/fits/gaussian_unweighted
From:       Barth Netterfield <netterfield () astro ! utoronto ! ca>
Date:       2012-12-23 22:26:11
Message-ID: 20121223222611.E1FFBAC80E () svn ! kde ! org
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SVN commit 1329654 by netterfield:

Fix the fix to gaussian fits so they actually fit.


 M  +2 -3      fitgaussian_unweighted.cpp  


--- branches/work/kst/portto4/kst/src/plugins/fits/gaussian_unweighted/fitgaussian_unweighted.cpp \
#1329653:1329654 @@ -169,7 +169,7 @@
   double x_at_min_y;
   double x_at_max_y;
 
-  double A, B, C, D;
+  double A, C, D;
 
   // find peak, vally, and mean
   for (int i = 0; i<npts; i++) {
@@ -208,10 +208,9 @@
     C = x_at_min_y;
   }
   // guess that the width of the gaussian is around 1/4 of the x range (?)
-  B = (max_x - min_x)*0.25;
 
   P[0] = A;
-  P[1] = 1.0/(sqrt(2.0*B));
+  P[1] = (max_x - min_x)*0.1;
   P[2] = C;
   P[3] = D;
 


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