... Gross, A; Hartung, M; Kirsten, T; Rahm, E ... Gross, A Hartung, M ... obtaining high quality mappings makes ontology matching a resource- and time-intensive process. To improve performance we investigate ...
Publication - hartung - 07/26/2016 - 16:40 - 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
... have systematically investigated the requirements of a mapping system both from the functional (i.e., the features that are ... exploiting comprehensive mapping systems. It is based on a library of mapping modules implementing functions such as discovering ... called UFOme, assists users during the various phases of a mapping task execution by providing a user friendly ontology mapping ...
Publication - cat - 04/17/2013 - 08:16 - 0 comments - 0 attachments
... 421.77 KB Schema integration is a central task for data integration. Over the years, many tools have been ... schemas. These metrics have been implemented as part of a benchmark for evaluating schema matching tools. We finally report experiments ...
Publication - cat - 04/16/2013 - 12:27 - 0 comments - 1 attachment
... 468.55 KB A recurring manual task in data integration, ontology alignment or model ... level of matching processes. In this paper we introduce a novel rewrite-based optimization technique that is generally applicable to ... in query optimization. In addition we introduce a modeling tool and recommendation system for rewriting matching processes. ...
Publication - cat - 04/16/2013 - 06:38 - 0 comments - 1 attachment
... Clarkson, K.A. Year: ... schemas. Defining transformations between schemas is a key objective in information integration. However, this process often ...
Publication - cat - 04/15/2013 - 23:16 - 0 comments - 1 attachment
