This paper presents a description of seven systems, which use database technology to both represent knowledge persistently and make scalable queries on it, in the Semantic Web con...
Data mining has been a popular research area for more than a decade due to its vast spectrum of applications. The power of data mining tools to extract hidden information that can...
The Center for Plasma Edge Simulation (CPES) is a recently funded prototype Fusion Simulation Project, which is part of the DOE SciDAC program. Our center is developing a novel in...
It is important to process the updates when nodes are inserted into or deleted from the XML tree. All the existing labeling schemes have high update cost, thus in this paper we pr...
Transaction time databases retain and provide access to prior states of a database. An update “inserts” a new record while preserving the old version. Immortal DB builds trans...
David B. Lomet, Roger S. Barga, Mohamed F. Mokbel,...