change launch file to fir the real environment

launch/tos_supervoxels.launch

@@ -2,10 +2,9 @@
   <!-- service -->
   <node pkg="iri_tos_supervoxels" type="iri_tos_supervoxels"
    name="iri_tos_supervoxels_alg" output="screen">
-      <!--<param name="seed_resolution" value="0.015"/>
-      <param name="zmin" value="0.02"/>
-      <param name="th_points" value="50"/>-->
-
+      <param name="seed_resolution" value="0.015"/>
+      <param name="zmin" value="0.03"/>
+      <param name="th_points" value="50"/>
       <param name="service_name" value="object_segmentation"/>
   </node>