Data items are often associated with a location in which they are present or collected, and their relevance or in uence decays with their distance. Aggregate values over such data...
We consider systems for data sharing among heterogeneous peers related by a network of schema mappings. Each peer has a locally controlled and edited database instance, but wants ...
Todd J. Green, Grigoris Karvounarakis, Zachary G. ...
In Autonomic Computing, an application needs to be aware of its environment. While the term "environment" is not normally understood as being a physical environment, in ...
Cloud Computing has been envisioned as the next-generation architecture of IT Enterprise. It moves the application software and databases to the centralized large data centers, whe...
Qian Wang, Cong Wang, Jin Li, Kui Ren, Wenjing Lou
Testing remains a major challenge for model transformation development. Test models that are used as test data for model transformations, are constrained by various sources of kno...