Web Services Discovery Model Based on QoS and User Preference

Discovering and selecting Web services that meets the users' requirements quickly and accurately is a research hotspot currently.Proposes a Web services discovery and selection model,which realizes QoS attributes by additional databases and extended UDDI,based on QoS and user preference.In the model,introduces QoS attributes sorting and weights to achieve the user's personalized choice,which improves the precision ratio of service.