Schema Evolution publication categorizer

... ontologies based on life science literature. We propose a basic algorithm as well as extensions that take the structure of the ...

Publication - cat - 04/17/2013 - 11:49 - 0 comments - 1 attachment

... the ontologies need to be aligned. Currently, there exist a number of systems that support users in aligning ontologies, but not many ... have been performed. In this paper we present a general framework for aligning ontologies where different alignment ... we exemplify the use of the framework by describing a system (SAMBO) that is developed according to this framework. Within this ...

Publication - cat - 04/17/2013 - 11:49 - 0 comments - 1 attachment

... schema evolution. The novelty of this paper consists in a method for automatic generation of automappings (automorphisms) from key ... some missing or incomplete data may be inferred. A well-defined executable semantics for mappings and operations on mappings ...

Publication - huliganka - 04/17/2013 - 11:27 - 0 comments - 0 attachments

... Kupfer, A Eckstein, S ... integration and meta-databases, by connecting databases on a semantical level. Still, everything fails when one of the database schemas ...

Publication - cat - 04/17/2013 - 11:05 - 0 comments - 0 attachments

... 273.6 KB It is generally believed that a well-designed Conceptual Schema will remain stable over time. However, ... needs and database structures. This paper sets up a framework for stability of conceptual schemas and proceeds to develop a set ...

Publication - cat - 04/17/2013 - 04:16 - 0 comments - 1 attachment

... use of computers to assist in the learning situation in a simulation, game, tutorial, or drill and practice mode is reviewed on an ... an adjunct to support learning is compared to its use in a substitution mode. Evaluative studies of CAI are reviewed and costs are ...

Publication - admin - 04/16/2013 - 17:49 - 0 comments - 1 attachment

... More than ever before schema transformation is a prevalent problem that needs to be addressed to accomplish for example the ... Such schema transformations are typically composed of a sequence of schema evolution operations. The execution of such sequences can ...

Publication - cat - 04/16/2013 - 07:49 - 0 comments - 1 attachment

... and data exchange over the web. In many applications a schema is associated with an XML document to specify and enforce the ... the document. The schema may change over time to reflect a change in the real-world, a change in the user's requirements, mistakes or ...

Publication - cat - 04/16/2013 - 06:49 - 0 comments - 1 attachment

... KB Database evolution can be considered a combination ofschema evolution, in which the structure evolves with the ... and/or range of allowable values changes. We present a model in which mesodata – an additional domain definition layer containing ...

Publication - cat - 04/16/2013 - 04:05 - 0 comments - 1 attachment

... completely lack schema evolution facilities, or offer a restricted set of special purpose schema evolution operators supporting ...

Publication - cat - 04/16/2013 - 01:16 - 0 comments - 0 attachments

... Life Science Link) methodology that provides users with a set of tools to explore the rich Web of interconnected and annotated objects ... and to identify meaningful associations. Consider a physical link between objects in two repositories, where each of the objects ...

Publication - hartung - 04/15/2013 - 23:05 - 0 comments - 0 attachments

... Cazzola, W; Ghoneim, A; Saake, G Author:  ... W Ghoneim, A Saake, G ...

Publication - cat - 04/15/2013 - 21:16 - 0 comments - 1 attachment

... spec- ify the evolution steps for an XML schema or a DTD. This article will show that schema evolution can also be realized on a conceptual model. Schema evolution always requires propagating the changes ...

Publication - hartung - 04/15/2013 - 20:49 - 0 comments - 0 attachments