... 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
... 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
... way concepts are presented to users, their layout, etc. In particular, we pursue in this paper the notion of precedence, in which temporal constraints determine ...
Publication - avigal - 04/17/2013 - 01:49 - 0 comments - 1 attachment
... Summer School on Generative and Transformation Techniques in Software Engineering, LNCS 2006 ...
Publication - cat - 04/16/2013 - 19:49 - 0 comments - 1 attachment
... 676.21 KB In this article, we develop a relational algebra for metadata integration, ... where the number of relations and/or the number of columns in relations of the output varies dynamically with the input instance. Among ... generalized dynamic output schemas, where the values in any (fixed) number of input columns can determine output schemas.Further ...
Publication - cat - 04/16/2013 - 18:27 - 0 comments - 1 attachment
... KB Ontology alignment is a prerequisite in order to allow for interoperation between different ontologies and many ... of substrategies from which they have been built. In fact, scrutinizing current ontology alignment methods, one may recognize ... by machine learning approaches. APFEL compares favorably in our experiments to competing approaches. (Conference, Ontology ...
Publication - admin - 04/16/2013 - 13:27 - 0 comments - 1 attachment
... , new tools for automating the process were proposed.In this work we present a formal model of semantic reconciliation and analyze in a systematic manner the properties of the process outcome, primarily the ...
Publication - admin - 04/16/2013 - 13:16 - 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
... administrators are called on to write complex mappings in which they specify in tedious detail how the data is to be transformed. Even once deployed, ...
Publication - cat - 04/16/2013 - 02:38 - 0 comments - 0 attachments
... exchanging data via a peer to peer overlay network. In this setting, a mediated global schema is unrealistic. Yet, ... fragment of XQuery, that employs the mapping rules in either direction. We show the translation algorithm is correct. Finally, we ...
Publication - massmann - 04/16/2013 - 01:05 - 0 comments - 0 attachments
... mapping categories (classes) from a source to classes in a master taxonomy. Most of techniques, however, ignore the hierarchical structure taxonomies. In this paper, we propose a maximum likelihood based framework which exploits ...
Publication - cat - 04/15/2013 - 23:05 - 0 comments - 1 attachment
... 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
... semantic mappings are necessary but troublesome in data sharing systems. While most current work focuses on seeking automated ... for constructing exten-sible mappings between XML schemas. In our model, complex global mappings are constructed by first defining simple ...
Publication - massmann - 04/15/2013 - 21:27 - 0 comments - 0 attachments
