# HG changeset patch
# User Felix Wolfsteller <felix.wolfsteller@intevation.de>
# Date 1375865333 -7200
# Node ID 34c15927f9d9782846061778063204662e1bb386
# Parent  9479cb7c8cd5651d6979dfb85fe98ff0653f87af
cosmetics.

diff -r 9479cb7c8cd5 -r 34c15927f9d9 artifacts/src/main/java/org/dive4elements/river/artifacts/math/MovingAverage.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/math/MovingAverage.java	Tue Aug 06 17:00:49 2013 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/math/MovingAverage.java	Wed Aug 07 10:48:53 2013 +0200
@@ -37,7 +37,11 @@
         return new double [][] { xs, ys };
     }
 
-    public static double[][] weighted(double[][] values, double radius) {
+    /** Build moving average over values. Weight them. */
+    public static double[][] weighted(
+        double[][] values,
+        double radius
+    ) {
         TreeMap<Double, Double> map = toMap(values);
         int N = map.size();
         double [] xs = new double[N];
@@ -62,6 +66,7 @@
         return new double [][] { xs, ys };
     }
 
+    /** From [x1,x2][y1,y2] makes {x1:y1,x2:y2}. Sorted by x! */
     private static TreeMap<Double, Double> toMap(double[][] values) {
         TreeMap<Double, Double> map = new TreeMap<Double, Double>();
         double [] xs = values[0];