Service Reliability is an important consideration for new service deployment. Traditional system-oriented measures are no longer adequate to describe the reliability perceived by the user. In this paper we propose a general service reliability analysis approach based on user behavior, and derive formulas to compute service reliability from the user model and service models. The derived user-per...

Trust Establishment is one of the significant resources to enhance the scalability and reliability of resources in the cloud environment. To establish a novel trust model on SaaS (Software as a Service) cloud resources and to optimize the resource utilization of multiple user requests, an integrated software trust estimator with multi-user resource competence (IST-MRC) optimization mechanism is...

Social and information networks such as Facebook, Twitter, Weibo have become the main social platforms for public to share exchange information, where we can easily access friends’ activities are in turn be influenced by them. Consequently, analysis modeling of user retweet behavior prediction important application value aspects dissemination, opinion monitoring, product recommendation. Most ex...