... 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
... 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
... 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
... 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
... 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
... 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
... 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
... may support automatic and user-transparent integration. In this paper we present X-SOM: an ontology mapping and integration tool. The ...
Publication - krlis1337 - 04/17/2013 - 10:38 - 0 comments - 0 attachments
... w.r.t. interoperability and data integration issues in the Semantic Web are schema and ontology matching approaches. Today it takes ... these issues, we present a rule-based evaluation method in which the best algorithms are determined semi-automatically and the ...
Publication - cat - 04/17/2013 - 09:05 - 0 comments - 0 attachments
... 10 - 49 In different areas ontologies have been developed and many of these ontologies ... results, we need to find the relationships between terms in the different ontologies, i.e. we need to align them. Currently, there ...
Publication - cat - 04/17/2013 - 08:38 - 0 comments - 0 attachments
... 10 - 49 In different areas ontologies have been developed and many of these ontologies ... results, we need to find the relationships between terms in the different ontologies, i.e. we need to align them. Currently, there ...
Publication - cat - 04/17/2013 - 08:27 - 0 comments - 0 attachments
... aims at identifying correspondences among entities in different ontologies. Several strands of research come up with algorithms ... and implemented to help users (both expert and non-expert) in designing and/or exploiting comprehensive mapping systems. It is based on a ...
Publication - cat - 04/17/2013 - 08:16 - 0 comments - 0 attachments
... the right matcher for a given task has to be selected. In this paper, we present a method for improving matching results by not ... better than the median of the matchers used and in most cases outperforms the best matcher with an optimal threshold for a ...
Publication - cat - 04/17/2013 - 07:49 - 0 comments - 0 attachments
... Schema evolution poses serious challenges in historical data management. Traditionally the archival data has been (i) ... or (ii) maintained under the original schema version in which they firstly appeared, leading to a perfect archival quality, but to a ...
Publication - krlis1337 - 04/17/2013 - 07:27 - 0 comments - 0 attachments
... 297.59 KB In this paper, we present YAM, a schema matcher factory. YAM (Yet Another ... apply these tools (similarity measures and classifiers) in concert to achieve the best matching quality. In our demonstration, we will let users apply YAM to build the best schema ...
Publication - cat - 04/17/2013 - 07:16 - 0 comments - 1 attachment
... a substantial set of instances shared by both ontologies. In this paper, we propose to use a lexical search engine to map instances from ... the effectiveness and applicability of this method in broad thesaurus mapping context. (Ontology Alignment, Instance-based) ...
Publication - cat - 04/17/2013 - 07:05 - 0 comments - 0 attachments
... provided by current schema matching tools consist in aggregating the results obtained by several match algorithms to improve the ... knobs (e.g. threshold, performance, quality, etc.). In this article, we present a novel method for selecting the most appropriate ...
Publication - cat - 04/17/2013 - 06:49 - 0 comments - 0 attachments
... would require a coordinated effort not easily achievable in practice. On the other hand, spontaneous communities, based on social ...
Publication - krlis1337 - 04/17/2013 - 04:27 - 0 comments - 0 attachments
... solutions for them. (Journal, no paper type, OA in the Life Sciences) ...
Publication - hartung - 04/17/2013 - 03:16 - 0 comments - 1 attachment
... of ontologies due to their increasing use and size, e.g. in e-business, web and life science appli-cations. Unfortunately, correctly and ... quality or/and high efficiency for large-scale matching. In addition to describing some recent matchers utilizing instance and usage ...
Publication - cat - 04/17/2013 - 02:16 - 0 comments - 0 attachments
... tools for automating it have been proposed and evaluated in the database community. Research in this area reveals that there is no single schema matcher that is guaranteed ...
Publication - avigal - 04/17/2013 - 02:05 - 0 comments - 1 attachment
