Data fusion is the final step of a typical data integration process, after schematic conflicts have been overcome and after duplicates have been correctly identified. We present t...
Life science laboratories today have to rely on procedural techniques to store and manage large sequence datasets. Procedural techniques are cumbersome to use and are often very i...
The performance of XML database queries can be greatly enhanced by rewriting them using materialized views. We study the problem of rewriting a query using materialized views, whe...
When integrating data from heterogeneous sources, it is often necessary to transform both the schemas and the data from the underlying sources in order to present the integrated d...
The recent upsurge in the interest in Semantic Web services and the high-profile projects such as the WSMO, OWLS, and SWSL, have drawn attention to the importance of logic-based ...