description for scored filter
diff --git a/spot-ml/src/main/scala/org/apache/spot/dns/DNSSuspiciousConnectsAnalysis.scala b/spot-ml/src/main/scala/org/apache/spot/dns/DNSSuspiciousConnectsAnalysis.scala
index 54e97ce..dd8cb36 100644
--- a/spot-ml/src/main/scala/org/apache/spot/dns/DNSSuspiciousConnectsAnalysis.scala
+++ b/spot-ml/src/main/scala/org/apache/spot/dns/DNSSuspiciousConnectsAnalysis.scala
@@ -168,6 +168,7 @@
   }
 
   /**
+    * Get all DNS records which score below the given threshold.
     *
     * @param scoredDNSRecords scored DNS records.
     * @param threshold        score tolerance.