Web services selection aims to choose an appropriate web service among a number of service candidates. The trustworthiness of web services is an important metric for web services selection. Many trustworthiness based web services selecting methods have been proposed in the academic community. However, the fidelity of web service's supporting websites (e.g. the websites providing the service, or...

We discuss Web Service Management (WSM) and Web Service Composition Management (WSCM) applications of the Web Service Offerings Language (WSOL) and how the language supports these applications. WSOL is a language for the formal specification of classes of service, various constraints (functional constraints, Quality of Service—QoS, and access rights), and management statements (prices, monetary...

Utilizing the resources of the web in educational practices has made instructional processes more efficient and interesting and has made the learning process on the other hand much easier and attractive. With the web, English language teachers now have the option of engaging learners in online (web-based) instructions in addition to the use of conventional classroom instructions or alternativel...

Due to the advent of service oriented architecture, web services have gained popularity. The need for efficient web service discovery increases because of the enormous growth of the web services. The main concern of this paper is to addresses the challenge of automated web service discovery and service similarity assessment. It utilizes the WordNet and a traditional information retrieval method...

This paper is aimed at determining of the effect of subjective measures of web service usability on its objective measures. Using these results by appropriate design of web system its usability can be improved. A checklist combining the dimensions of web service usability and web service quality is proposed. For determining the subjective measures with the highest and lowest contribution to web...

. Although web service has been regarded as a basic technology to support the next generation web, there are some deficiencies in this technology. A challenge to web service is how to compose several web services according to the business requirements. A web service composition framework WASC is proposed in the paper. In the WASC, different plans are defined as ECA rule set in the service agent...

To enhance the credibility of Web service composition, Pi-calculus based formal modeling of trust Web service composition is proposed. Trust Web service composition is firstly defined abstractly; then Picalculus is used to depict structure and internal interaction of Trust Web service composition, the mapping relation between trust entity and Pi-calculus is provided. Automatic reasoner MWB is a...