... 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 XQuery using the XML data type introduced by SQL/XML. In this tutorial we focus on DB2s XML support for schema evolution, especially ...
Publication - cat - 04/17/2013 - 08:16 - 0 comments - 1 attachment
... a critical resource for comparative science as diseases in mice are used as models of human disease. The two ontologies under ...
Publication - hartung - 04/17/2013 - 02:16 - 0 comments - 1 attachment
... “model” is today considered as a promising technology in domains such as data and software engineering. In the field of model engineering, models are now viewed as firts-class ...
Publication - huliganka - 04/17/2013 - 00:49 - 0 comments - 1 attachment
... integration into general software development processes. In particular, it is necessary to keep the consistency between different ... and XML documents when evolution tasks are carried out. In this paper we present an approach to evolve XML schemas and documents ...
Publication - jlloret - 04/16/2013 - 23:27 - 0 comments - 1 attachment
... the human user (i.e. the domain expert) has to be kept in the loop in order to validate the mappings part of these alignments. Since creating ...
Publication - huliganka - 04/16/2013 - 23:27 - 0 comments - 1 attachment
... and heterogeneous data sources is an important issue in many applications such as mediation systems, datawarehouses, or ... when the target schema and the source schemas are in XML format. In this paper, we propose a framework to automatically find the mappings for ...
Publication - huliganka - 04/16/2013 - 21:06 - 0 comments - 1 attachment
... basic similarity and structural similarity values are used in the pair wise element similarity computing which is the final similarity ...
Publication - huliganka - 04/16/2013 - 20:05 - 0 comments - 1 attachment
... Mapping between heterogeneous data is a central problem in many dataintensive applications. In particular, using one mapping language causes serious limitations and ...
Publication - cat - 04/16/2013 - 18:27 - 0 comments - 1 attachment
... databases. These approaches store the XML documents in the relational database and issue SQL queries (whenever appropriate) to ... approaches as far as XML query processing is concerned. In this paper, we study a relational-based unordered XML change detection ...
Publication - huliganka - 04/16/2013 - 16:27 - 0 comments - 1 attachment
... instance of B. Today, data transformations are required in many situations: to integrate multiple information sources, to construct ...
Publication - admin - 04/16/2013 - 15:27 - 0 comments - 1 attachment
... of heterogeneous data sources is an important issue in many applications such as mediation systems or web-based systems. In these systems, each data source exports a schema and each application ...
Publication - admin - 04/16/2013 - 14:27 - 0 comments - 1 attachment
... task, also called “schema matching”, is a crucial step in integrating heterogeneous collections. As schemas may have different ...
Publication - admin - 04/16/2013 - 14:27 - 0 comments - 1 attachment
... focusing on matching between concepts describing the data in heterogeneous data sources. There is a shift from manual schema matching, ... matching, using various heuristics (schema matchers). In this work, we consider the problem of linearly combining the results of a ...
Publication - admin - 04/16/2013 - 14:16 - 0 comments - 1 attachment
... A wide family of models is handled, by using a metamodel in which models can be succinctly and precisely described. The approach is ... schemas, and the rules used to implement translations. In this way, the transformations can be customized and the tool can be easily ...
Publication - admin - 04/16/2013 - 14:05 - 0 comments - 1 attachment
... not only a schema, but also the data modelling language in which that schema is represented must be transformed between one data source ... an extension to the hypergraph data model (HDM), used in the AutoMed data integration approach, that allows constraint constructs ...
Publication - cat - 04/16/2013 - 12:05 - 0 comments - 1 attachment
... provide a widely accepted basis for significant advances in managing data structure. Topics include schema design, evolution, and ...
Publication - cat - 04/16/2013 - 11:16 - 0 comments - 1 attachment
... giving readers brief pointers on representative papers in each of the topics mentioned above. We did not attempt to compile a comprehensive bibliography and hence the list in this abstract is necessarily incomplete. Rather, we tried to sketch a map of ...
Publication - cat - 04/16/2013 - 10:49 - 0 comments - 1 attachment
... 10 - 49 The first step in finding an efficient way to solve any difficult problem is making a ... solved by these systems do not exist, or are partial. In this paper, we analyze the problem of seman- tic schema matching, identify ...
Publication - huliganka - 04/16/2013 - 05:16 - 0 comments - 0 attachments
... measure derived from linguistic cues. We present in this paper a linguistic information based approach to ontology merging and ... based on two observations: majority of concept names used in ontology are composed of multiple-word combinations, and ontologies designed ...
Publication - cat - 04/15/2013 - 22:38 - 0 comments - 0 attachments
