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... Hartung, M.; Gross, A.; Rahm, E. Author: ... E Gross, A Year: ...
Publication - hartung - 01/22/2018 - 09:28 - 0 comments - 0 attachments
... 11.7 KB A methodology for extracting an extended Entity-Relationship (EER) model from a relational database is presented. Through a combination of data schema and data instance analysis, an EER model is ...
Publication - cat - 04/17/2013 - 13:27 - 0 comments - 1 attachment
... - 99 In this article, we propose a change detection approach in the context of an ontology evolution framework ... been applied. Innovative is that the framework includes a change detection mechanism that allows generating automatically a detailed ...
Publication - cat - 04/17/2013 - 13:16 - 0 comments - 0 attachments
... 11.7 KB Information integration is a key challenge faced by all major organizations, business and governmental ... formalisms and are chosen with two criteria in mind: (a) expressive power sufficient to specify interesting data interoperability ...
Publication - cat - 04/17/2013 - 11:16 - 0 comments - 1 attachment
... Noy, N.F.; Musen, M.A. Author: ... This distributed nature of ontology development has led to a large number of ontologies covering overlapping domains. In order for these ...
Publication - cat - 04/17/2013 - 05:38 - 0 comments - 0 attachments
... 0 Citations range: n/a Attachment Size ... Traditional modeling practice using the UML relies on a single fixed generalpurpose language (i.e., all UML diagrams conform to a ...
Publication - cat - 04/17/2013 - 03:05 - 0 comments - 1 attachment
... 81.22 KB The problems of finding a longest common subsequence of two sequences A and B and a shortest edit script for transforming A into B have long been ...
Publication - huliganka - 04/16/2013 - 23:16 - 0 comments - 1 attachment
... Hartung, M.; Groß, A.; Rahm, E. Author: ... M Gross, A Rahm, E ...
Publication - hartung - 04/16/2013 - 23:05 - 0 comments - 0 attachments
... Kirsten, T.; Gross, A.; Hartung, M.; Rahm, E. Author: ... E Gross, A Year: ...
Publication - hartung - 04/16/2013 - 23:05 - 0 comments - 0 attachments
... Kotis, K.; Vouros, G. A.; Stergiou, K. Author: ... source ontologies to their intended meanings. We propose a series of methods for ontology mapping (towards merging) with varying degrees ...
Publication - admin - 04/16/2013 - 14:38 - 0 comments - 1 attachment
... fundamental principles of the database approach is that a database allows a nonredundant, unified representation of all data managed in an ... the schemas of existing or proposed databases into a global, unified schema. The aim of the paper is to provide first a unifying ...
Publication - admin - 04/16/2013 - 12:49 - 0 comments - 1 attachment
... To provide easy-to-use interfaces, we have proposed a graph transformation-based model management approach that provides intuitive ... and high-level generic operators, both of which consist of a set of graph transformation rules. Users need to program or tune the ...
Publication - cat - 04/16/2013 - 08:16 - 0 comments - 0 attachments
... 398.75 KB A schema mapping is a specification that describes how data from a source schema is to be mapped to a target schema. Once the data has been ...
Publication - cat - 04/16/2013 - 05:49 - 0 comments - 1 attachment
... in order to answer important business questions, creating a need for integration of web-based XML data. Previous web-based data ... exclusively on the logical level of data models, creating a need for techniques that focus on the conceptual level in order to ... structure and properties of the available data to users at a higher level of abstraction. The most widely used conceptual model at the ...
Publication - cat - 04/16/2013 - 04:38 - 0 comments - 1 attachment
... McBrien, P.; Poulovassilis, A. Author: ... Poulovassilis, A Year: ...
Publication - huliganka - 04/16/2013 - 00:49 - 0 comments - 0 attachments