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Data integration by bi-directional schema transformation rules

... McBrien, P; Poulovassilis, A Author:  ... Poulovassilis, A Year:  ...

Publication - cat - 04/17/2013 - 07:16 - 0 comments - 0 attachments

A component-based framework for ontology evolution

... We describe these different representations and propose a framework that integrates them. We show how different representations in ...

Publication - cat - 04/16/2013 - 21:38 - 0 comments - 1 attachment

Composing Mappings among Data Sources

... Madhavan, J.; Halevy, A. Author:  ... J Halevy, A Year:  ...

Publication - admin - 04/16/2013 - 17:49 - 0 comments - 1 attachment

Statistical Schema Matching across Web Query Interfaces

... 235.9 KB Schema matching is a critical problem for integrating heterogeneous information sources. ... pairwise-attribute correspondence. This paper proposes a different approach, motivated by integrating large numbers of data sources on ... we observe two distinguishing characteristics that offer a new view for considering schema matching: First, as the Web scales, there are ...

Publication - admin - 04/16/2013 - 17:05 - 0 comments - 1 attachment

Mapping Data in Peer-to-Peer Systems: Semantics and Algorithmic Issues

... Kementsietsidis, A.; Arenas, M.; Miller, R. J. Author:  ... Kementsietsidis, A Arenas, M ...

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

On Schema Matching with Opaque Column Names and Data Values

... or very difficult to interpret. In this paper we propose a two-step technique that works even in the presence of opaque column names ... correlations in the tables to be matched and construct a dependency graph using mutual information as a measure of the dependency ...

Publication - admin - 04/16/2013 - 15:27 - 0 comments - 1 attachment

Mapping Adaptation under Evolving Schemas

... reflected in the mappings. Mappings left inconsistent by a schema change have to be detected and updated. As large, complicated ... view definitions) is becoming impractical. We present a novel framework and a tool (ToMAS) for automatically adapting mappings as ...

Publication - cat - 04/16/2013 - 10:49 - 0 comments - 1 attachment

Software evolution - Background, theory, practice

... 136.08 KB This paper presents a brief summary of a 35 years study of the software process and the software evolution ... inter alia, to the SPE program classification, a principle of software uncertainty and laws of software evolution. Recent ...

Publication - erhard - 04/16/2013 - 10:38 - 0 comments - 1 attachment

Learning to Match the Schemas of Data Sources: A Multistrategy Approach

... Doan, A.; Domingos, P.; Halevy, A. Author:  ...

Publication - huliganka - 04/16/2013 - 05:27 - 0 comments - 0 attachments

Merging Models Based on Given Correspondences

... Bernstein, Philip A.; Pottinger, Rachel A. Author:  ...

Publication - admin - 04/16/2013 - 03:05 - 0 comments - 1 attachment

Rondo: A Programming Platform for Generic Model Management

... Melnik, S.; Rahm, E.; Bernstein, P.A. Author:  ... development of metadata-intensive applications. We present a first complete prototype of a generic modelmanagement system, in which ...

Publication - cat - 04/16/2013 - 03:05 - 0 comments - 1 attachment

H-MATCH: an algorithm for dynamically matching ontologies in peer-based systems

... Castano, S; Ferrara, A; Montanelli, S Author:  ... S Ferrara, A Montanelli, S ...

Publication - cat - 04/15/2013 - 23:38 - 0 comments - 1 attachment