A Process Mining Based Service Composition Approach for Mobile Information Systems

Table 2

Comparison to existing approaches.

Features	Our approach	QoS-based [9]	Context-aware [10]
Main objective	Improve processes efficiency	Improve performance	Improve adaptabilities
Service selection criteria	Execution info from process mining	QoS goals from SaaS providers	Context collected from equipment
Requirement accuracy	High	Low	High
Nonfunctionality	Medium	High	Low
Adaptability accuracy	High	Low	High
Performance accuracy	Improved	Improved	Medium
Nonfunctionality	Medium	High	Low
Time cost	Lower	Lower	High
Flexibility	Medium	Medium	High
Optimization support	Yes	No	Yes