One of the major problems in question answering (QA) is that the queries are either too brief or often do not contain most relevant terms in the target corpus. In order to overcom...
In this paper, we describe our recent experiences in adding a number of object-relational extensions to the DB2 Universal Database UDB system as part of a research and developme...
Michael J. Carey, Donald D. Chamberlin, Srinivasa ...
On-Line Analytical Processing (OLAP) based on a dimensional view of data is being used increasingly for the purpose of analyzing very large amounts of data. To improve query perfo...
Torben Bach Pedersen, Christian S. Jensen, Curtis ...
We rework parts of the classical relational theory when the underlying domain is a structure with some interpreted operations that can be used in queries. We identify parts of the...
: Modeling of families of geometric objects is a major topic in modern geometric and solid modeling. Object families are central to many important solid modeling applications, incl...