--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixCalculation.java	Tue Jul 31 18:12:36 2018 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/fixings/FixCalculation.java	Tue Jul 31 18:17:10 2018 +0200
@@ -44,12 +44,12 @@
 
         protected Parameters parameters;
         protected KMIndex<QWD[]> referenced;
-        protected KMIndex<QWI[]> outliers;
+        protected KMIndex<QWD[]> outliers;
 
         public FitResult() {
         }
 
-        public FitResult(final Parameters parameters, final KMIndex<QWD[]> referenced, final KMIndex<QWI[]> outliers) {
+        public FitResult(final Parameters parameters, final KMIndex<QWD[]> referenced, final KMIndex<QWD[]> outliers) {
             this.parameters = parameters;
             this.referenced = referenced;
             this.outliers = outliers;
@@ -63,7 +63,7 @@
             return this.referenced;
         }
 
-        public KMIndex<QWI[]> getOutliers() {
+        public KMIndex<QWD[]> getOutliers() {
             return this.outliers;
         }
     } // class FitResult
@@ -234,8 +234,6 @@
     }
 
     protected List<Column> getEventColumns(final FixingsOverview overview, final ColumnCache cc) {
-        final FixingsColumnFactory fcf = FixingsColumnFactory.getInstance();
-
         final Filter filter = createFilter();
 
         final List<Fixing.Column> metas = overview.filter(null, filter);
@@ -272,17 +270,17 @@
 
         final Fitting.QWDFactory qwdFactory = new Fitting.QWDFactory() {
             @Override
-            public QWD create(final double q, final double w) {
+            public QWD create(final double q, final double w, boolean isOutlier) {
                 // Check all the event columns for close match
                 // and take the description and the date from meta.
                 for (int i = 0; i < qs.length; ++i) {
                     if (Math.abs(qs[i] - q) < EPSILON && Math.abs(ws[i] - w) < EPSILON) {
                         final Column column = eventColumns.get(i);
-                        return new QWD(qs[i], ws[i], column.getDescription(), column.getDate(), interpolated[i], 0d, column.getId()); // Use database id here
+                        return new QWD(qs[i], ws[i], column.getDescription(), column.getDate(), interpolated[i], 0d, column.getId(), isOutlier); // Use database id here
                     }
                 }
                 log.warn("cannot find column for (" + q + ", " + w + ")");
-                return new QWD(q, w);
+                return new QWD(q, w, isOutlier);
             }
         };
 
@@ -300,7 +298,7 @@
             log.debug("number of kms: " + kms.length);
         }
 
-        final KMIndex<QWI[]> outliers = new KMIndex<>();
+        final KMIndex<QWD[]> outliers = new KMIndex<>();
         final KMIndex<QWD[]> referenced = new KMIndex<>(kms.length);
 
         final int kmIndex = results.columnIndex("km");