1 files changed, 3 insertions, 2 deletions
diff --git a/addons/batikvis/src/main/java/de/lmu/ifi/dbs/elki/visualization/visualizers/thumbs/ThumbnailVisualization.java b/addons/batikvis/src/main/java/de/lmu/ifi/dbs/elki/visualization/visualizers/thumbs/ThumbnailVisualization.java
index 1c0dd760..e05481d2 100644
--- a/addons/batikvis/src/main/java/de/lmu/ifi/dbs/elki/visualization/visualizers/thumbs/ThumbnailVisualization.java
+++ b/addons/batikvis/src/main/java/de/lmu/ifi/dbs/elki/visualization/visualizers/thumbs/ThumbnailVisualization.java
@@ -51,6 +51,7 @@ import de.lmu.ifi.dbs.elki.visualization.visualizers.Visualization;
  * Thumbnail visualization.
  *
  * @author Erich Schubert
+ * @since 0.4.0
  *
  * @apiviz.uses ThumbnailThread
  */
@@ -200,7 +201,7 @@ public class ThumbnailVisualization extends AbstractVisualization implements Thu
   @Override
   public void resultChanged(Result current) {
     // Default is to redraw when the result we are attached to changed.
-    if(task.getResult() == current) {
+    if(task == current || task.getResult() == current) {
       refreshThumbnail();
       return;
     }
@@ -216,7 +217,7 @@ public class ThumbnailVisualization extends AbstractVisualization implements Thu
 
   @Override
   public void visualizationChanged(VisualizationItem item) {
-    if(task.updateOnAny(VisualizationTask.ON_STYLEPOLICY) && item instanceof StylingPolicy) {
+    if(task == item || (task.updateOnAny(VisualizationTask.ON_STYLEPOLICY) && item instanceof StylingPolicy)) {
       refreshThumbnail();
       return;
     }