Role-based access control (RBAC) has attracted considerable research interest. However, the computational issues of RBAC models are yet to be thoroughly studied. In this paper, we...
Search engines present fix-length passages from documents ranked by relevance against the query. In this paper, we present and compare novel, language-model based methods for extr...
Abstract-- A service-oriented system is a collection of independent services that interact with one another through message exchanges. Languages such as the Web Services Descriptio...
Johannes Maria Zaha, Marlon Dumas, Arthur H. M. te...
Collaborative web applications such as Facebook, Flickr and Yelp present new challenges for storing and querying large amounts of data. As users and developers are focused more on...
Michael Armbrust, Armando Fox, David A. Patterson,...
Ensuring transactional behavior of business processes and web service compositions is an essential issue in the area of serviceoriented computing. Transactions in this context may ...