Changeset 570

Timestamp:

09/14/08 17:36:38 (16 years ago)

Author:

gkronber

Message:

improved distribution of bubble sizes by ignoring outliers

File:

• trunk/sources/HeuristicLab.CEDMA.Charting/BubbleChart.cs (modified) (2 diffs)

trunk/sources/HeuristicLab.CEDMA.Charting/BubbleChart.cs

@@ -139 +139 @@
         double minSize = 1;
         if(sizeDimension != null) {
-          var sizes = records.Select(r => r.Get(sizeDimension));
-          maxSize = sizes.Max();
-          minSize = sizes.Min();
+          var sizes = records.Select(r => r.Get(sizeDimension)).Where(x => !double.IsInfinity(x) && x != double.MaxValue && x != double.MinValue).OrderBy(x=>x);
+          minSize = sizes.ElementAt((int)(sizes.Count() * 0.1));
+          maxSize = sizes.ElementAt((int)(sizes.Count() * 0.9));
         }
         UpdateEnabled = false;
@@ -175 +175 @@
 
     private int CalculateSize(double size, double minSize, double maxSize) {
-      if(double.IsNaN(size)) return minBubbleSize;
+      if(double.IsNaN(size) || double.IsInfinity(size) || size == double.MaxValue || size == double.MinValue) return minBubbleSize;
+      if(size > maxSize) size = maxSize;
+      if(size < minSize) size = minSize;
       double sizeDifference = ((size - minSize) / (maxSize - minSize) * (maxBubbleSize - minBubbleSize));
       if(invertSize) return maxBubbleSize - (int)sizeDifference;