diff --git a/Comparison/src/main/java/cz/fidentis/analyst/visitors/face/WeightedAverageCollector.java b/Comparison/src/main/java/cz/fidentis/analyst/visitors/face/WeightedAverageCollector.java
index 830d086152b3ce5ef64a77b8c4f240a9ea0c7576..f42241899438a6bec7f06a3148fa2c39c5e2035b 100644
--- a/Comparison/src/main/java/cz/fidentis/analyst/visitors/face/WeightedAverageCollector.java
+++ b/Comparison/src/main/java/cz/fidentis/analyst/visitors/face/WeightedAverageCollector.java
@@ -68,10 +68,10 @@ public class WeightedAverageCollector<T> implements Collector<T, IntemediateResu
      */
     @Override
     public BiConsumer<IntemediateResults, T> accumulator() {
-        return (result, streamElement) -> {
-            result.weightedValSum += valueFunction.applyAsDouble(streamElement)
+        return (iResult, streamElement) -> {
+            iResult.weightedValSum += valueFunction.applyAsDouble(streamElement)
                     * weightFunction.applyAsDouble(streamElement);
-            result.weightSum += weightFunction.applyAsDouble(streamElement);
+            iResult.weightSum += weightFunction.applyAsDouble(streamElement);
         };
     }
     
@@ -85,11 +85,11 @@ public class WeightedAverageCollector<T> implements Collector<T, IntemediateResu
      */
     @Override
     public BinaryOperator<IntemediateResults> combiner() {
-        return (result1, result2) -> {
-            result1.weightedValSum += result2.weightedValSum;
-            result1.weightSum += result2.weightSum;
+        return (iResult1, iResult2) -> {
+            iResult1.weightedValSum += iResult2.weightedValSum;
+            iResult1.weightSum += iResult2.weightSum;
             
-            return result1;
+            return iResult1;
         };
     }
     
@@ -108,7 +108,7 @@ public class WeightedAverageCollector<T> implements Collector<T, IntemediateResu
      */
     @Override
     public Function<IntemediateResults, Double> finisher() {
-        return result -> result.weightedValSum / result.weightSum;
+        return iResult -> iResult.weightedValSum / iResult.weightSum;
     }
     
     /**