Fig. 1From: QoS-based ranking and selection of SaaS applications using heterogeneous similarity metricsLine Graph showing Cloud Service QoS Vs. User QoS Requirements. The line graph graphically depicts the similarity of the QoS properties of the cloud services and the QoS requirements of the users. Panel (a) shows that there is a perfect match between the User’s QoS requirement and the QoS properties of the cloud service; while Panel (b) shows a variance between the QoS properties of the cloud service and the QoS requirement of the userBack to article page