Search: in, Journal, 50 - 99

15 results

Results

Matching large ontologies: A divide-and-conquer approach

... 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

Understanding ontology evolution: A change detection approach

... 50 - 99 In this article, we propose a change detection approach in the context of an ontology evolution framework for OWL DL ontologies. The ...

Publication - cat - 04/17/2013 - 13:16 - 0 comments - 0 attachments

Schema evolution and integration

... support scheme is distinguished from previous mechanisms in that it is primarily concerned with preserving existing database objects and ...

Publication - cat - 04/17/2013 - 12:38 - 0 comments - 1 attachment

Schema evolution in data warehouses

... 50 - 99 In this paper, we address the issues related to the evolution and maintenance ... sources. The data of the data warehouse is used primarily in organizational decision-making and may be strategic. Therefore, the schema ...

Publication - erhard - 04/17/2013 - 09:05 - 0 comments - 0 attachments

A framework for the design and evaluation of reverse engineering methods for relational databases

... validation. These criteria are important to be considered in designing reverse engineering methods, so that they can perform reverse ...

Publication - cat - 04/17/2013 - 08:27 - 0 comments - 0 attachments

A new algorithm for clustering search results

... the algorithm is such that the SVD computation step has in practice good performance, which makes it feasible to perform clustering ...

Publication - salva - 04/17/2013 - 06:27 - 0 comments - 0 attachments

An efficient and scalable algorithm for segmented alignment of ontologies of arbitrary size

... ontologies. Here we assume, an ontology is typically given in RDF (Resource Description Framework) or OWL (Web Ontology Language) and can ... ontologies, where N denotes the average number of nodes in each ontology. Our proposed algorithm called Anchor-Flood algorithm, ...

Publication - george - 04/17/2013 - 04:38 - 0 comments - 0 attachments

Automatic Ontology Matching using Application semantics

... 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

Managing Uncertainty in Schema Matching with Top-K Schema Mappings

... 929.03 KB . In this paper, we propose to extend current practice in schema matching with the simultaneous use of top-K schema mappings rather ... category), taking into account the imprecision inherent in the schema matching process. The essence of this method is the simultaneous ...

Publication - admin - 04/16/2013 - 15:05 - 0 comments - 1 attachment

Methods in biomedical ontology

... Research on ontologies is becoming widespread in the biomedical informatics community. At the same time, it has become ... ontologies have proven more difficult than many workers in the field initially expected. Discovering general, feasible methods has thus ...

Publication - hartung - 04/16/2013 - 09:16 - 0 comments - 0 attachments

Automating Change Evolution in Model-Driven Engineering

Authors:  Gray, J; Lin, Y; Zhang, J Author:  Gray, J Lin, Y ...

Publication - cat - 04/16/2013 - 08:05 - 0 comments - 0 attachments

The recovery of a schema mapping: bringing exchanged data back

... and recover the initial data, or at least part of it. In fact, it would be desirable to find a reverse schema mapping from target to ... that specifies how to bring the exchanged data back. In this article, we introduce the notion of a recovery of a schema mapping: it ...

Publication - cat - 04/16/2013 - 05:49 - 0 comments - 1 attachment

Converting XML DTDs to UML diagrams for conceptual data integration

... representation and exchange on the World Wide Web, e.g., in B2B e-commerce. Modern enterprises need to combine data from many sources in order to answer important business questions, creating a need for ...

Publication - cat - 04/16/2013 - 04:38 - 0 comments - 1 attachment

The EVE approach: view synchronization in dynamic distributed environments

... construction and maintenance of data warehouses (views) in large-scale environments composed of numerous distributed and evolving ... the problem of schema changes of ISs, while previous work in this area, such as incremental view maintenance, has mainly dealt with data ...

Publication - cat - 04/16/2013 - 02:27 - 0 comments - 0 attachments

DIKE: a system supporting the semi-automatic construction of cooperative information systems from heterogeneous databases

... 50 - 99 In this paper we present our experiences "in the field" with database intensional knowledge extractor (DIKE), a system ...

Publication - admin - 04/15/2013 - 20:38 - 0 comments - 0 attachments