Even though the number of services is increasing, a single service can just complete simple
tasks. In the face of complex tasks, we require composite multiple services to complete them …

Web services are provided as reusable software components in the services-oriented
architecture. More complicated composite services can be combined from these …

With the rapid growth of the number of web services on the Internet, various service
providers provide many similar services with the same function but different quality of service …

Abstract The QoS-Based Web services composition optimisation problem is an NP-Hard
problem. So far, solving such a problem consists on finding its optimal solution, while …

A novel layered method was proposed to solve the problem of Web services composition. In
this method, services composition problem was formally transformed into the optimal …

Web services have been widely used in various industries in recent years. Faced with a
large number of services with the same functions and different quality, Web service …

Quality-of-Service (QoS)-aware web service composition is of great importance to assemble
individual services into a composite one meeting functional and nonfunctional requirements …

In order to solve the problem that it is difficult to obtain a composite service with high overall
performance in a large-scale Web service environment, a large-scale Web service …

Progress of communication and information technology is reinforcing the role of the internet
in business. Information sharing, customer support, and marketing support are a few areas …

Service composition is the process of constructing new services by combining several
existing ones. It considered as one of the complex challenges in distributed and dynamic …