Schema Evolution publication categorizer

... of heterogeneous data such as XML over the Web or in XML databases. By means of mappings from source to target schemas, Clio can ... precise semantics of data transformation and integration. In this paper we study the problem of how to efficiently implement such data ...

Publication - erhard - 06/15/2023 - 06:42 - 0 comments - 1 attachment

... the similarity between sets of annotated instances. In this paper we study how the choice of co-occurrence measures affects the ... study shows excellent results of instance-based matching in general, where the more simple measures often outperform more sophisticated ...

Publication - cat - 06/15/2023 - 06:42 - 0 comments - 0 attachments

... to the state of the art ontology matching technology. In this paper, we propose a divide-and-conquer approach to matching large ... V-DOC and GMO, are employed to discover alignments in the block mappings. Comprehensive evaluation on both synthetic and real ...

Publication - massmann - 06/15/2023 - 06:42 - 0 comments - 0 attachments

... Proc. of 15. GI-Fachtagung für Datenbanksysteme in Business, Technologie und Web (BTW) ...

Publication - cat - 01/23/2018 - 14:29 - 0 comments - 0 attachments

... to support data integration and analysis tasks. Changes in the ontologies also require the adaptation of ontology mappings. So far the ... attention albeit ontologies change continuously especially in the life sciences. We therefore analyze how mappings between popular life ...

Publication - hartung - 01/23/2018 - 14:25 - 0 comments - 0 attachments

... them (eg, search engines and decision support systems) in order to assure an acceptable level of performance. Despite the recent advances in ontology evolution systems, the maintenance of semantic annotations remains an open problem. In this paper, we introduce, based on previous experiments, the main ...

Publication - cat - 01/21/2018 - 12:16 - 0 comments - 0 attachments

... ontologies from other areas. It could thus participate in all OAEI tracks running on the SEALS platform. GOMMA supports several methods for efficiently matching large ontologies in particular parallel matching on multiple cores or machines, reducing the ...

Publication - cat - 01/21/2018 - 12:06 - 0 comments - 1 attachment

... for discovering semantic correspondences among elements in many data-shared applications. Most of existing schema matching algorithms produce scores between schema elements resulting in discovering only simple matches. Such results partially solve the problem. ...

Publication - alsayed - 07/28/2016 - 08:29 - 0 comments - 0 attachments

... individual matchers and the context of the application. In this paper, we propose a new method for schema matching in which wasteful computation is avoided by a prudent, and objective selection ...

Publication - cat - 07/28/2016 - 08:29 - 0 comments - 1 attachment

... Data Integration in the Life Sciences (DILS) URL:  ... for parallel matching on multiple compute nodes. In particular, we consider inter-matcher and intra-matcher parallelism as well ...

Publication - hartung - 07/26/2016 - 16:40 - 0 comments - 0 attachments

... Although there is already a lot of research done in this area, there are still many open questions. In this paper we try to classify the problems that may arise into a common ...

Publication - admin - 07/26/2016 - 16:40 - 0 comments - 0 attachments

... the Web scale. Hence, the development of tools to assist in the ontology mapping process is crucial to the success of the Semantic ... find such mappings. Given two ontologies, for each concept in one ontology glue finds the most similar concept in the other ontology. We ...

Publication - admin - 04/17/2013 - 13:05 - 0 comments - 0 attachments

... and collaborative process, developers face challenges in managing multiple ontologies, including comparing, aligning, and merging ... different formalisms. The uniform framework presented in this article assists users with these tasks by leveraging data and algorithms developed for one tool in other tools. (Journal, no paper type, Ontology Alignment, Ontology ...

Publication - cat - 04/17/2013 - 13:05 - 0 comments - 0 attachments

... over the target schema that satisfies the schema mapping. In general, a given source instance may have numerous different solutions. ...

Publication - hartung - 04/17/2013 - 12:16 - 0 comments - 1 attachment

... n/a In today's Web, many functionality-wise similar Web services are offered ... The typical approach to enable interoperation in such a heterogeneous setting is through developing adapters. There have ...

Publication - cat - 04/17/2013 - 12:16 - 0 comments - 0 attachments

... n/a The entities described in the Gene Ontology, (i.e., molecular functions, cellular components and biological processes), often make reference (in their names) to other entities, either from GO or from other ontologies, ...

Publication - hartung - 04/17/2013 - 12:05 - 0 comments - 0 attachments

... Workshop on Knowledge Discovery in Life Science Literature URL:  ... 483.55 KB In recent years many biomedical ontologies have been developed and many of ... able to use multiple ontologies they have to be aligned. In this paper we propose strategies for aligning ontologies based on life ...

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

... are an important technology for the Semantic Web. In different areas ontologies have already been developed and many of these ... there exist a number of systems that support users in aligning ontologies, but not many comparative evaluations have been performed. In this paper we present a general framework for aligning ontologies where ...

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

... semantic web services, social networks and more. However, in open or evolving systems, different parties can adopt different ontologies. ... semantically related entities of different ontologies. In addition to equivalence, it explores relations such as consequence, ...

Publication - huliganka - 04/17/2013 - 11:38 - 0 comments - 0 attachments

... and schema evolution. The novelty of this paper consists in a method for automatic generation of automappings (automorphisms) from key ... mappings is discussed on a scenario of data exchange in a P2P setting. (no paper type, Workshop, Sch. Matching/Mapping) ...

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

... integration requires data conversions to bring data in different representations into a common form. Key contributions of Clio are ... schema mappings to describe the relationship between data in heterogeneous schemas, a new paradigm in which we view the mapping creation ...

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

... 10 - 49 In distributed geospatial applications with heterogeneous databases, an ... with the concepts of the ontologies that describe the data in the distributed databases. Once the alignment between the global ontology ...

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

... heart of model driven engineering (MDE) and can be used in many different application scenarios. For instance, model transformations ... that automates the development of model transformations. In this paper we propose a novel approach that uses matching transformations ...

Publication - huliganka - 04/17/2013 - 11:16 - 0 comments - 1 attachment

... this challenge that have received considerable attention in recent years are data exchange and data integration. The study of data ... database schemas. Schema mappings are typically expressed in declarative languages based on logical formalisms and are chosen with two ...

Publication - cat - 04/17/2013 - 11:16 - 0 comments - 1 attachment

... It is a key challenge to achieve semantic interoperability in building the Semantic Web. This paper proposes a new generic and adaptive ... both linguistic and structural similarity of ontologies in a vector space model, and then aggregates them using an adaptive method ...

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