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Combining and relating ontologies: an analysis of problems and solutions

... have become even more important. Although there is already a lot of research done in this area, there are still many open questions. In ... paper we try to classify the problems that may arise into a common framework. We then use that framework to examine several projects that ...

Publication - admin - 07/26/2016 - 16:40 - 0 comments - 0 attachments

Ontology Versioning in an Ontology Management Framework

... Noy, Natalya Fridman; Musen, Mark A. Author:  ... As ontology development becomes a more ubiquitous and collaborative process, developers face challenges in ...

Publication - cat - 04/17/2013 - 13:05 - 0 comments - 0 attachments

Transforming Heterogeneous Data with Database Middleware: Beyond Integration

... sources. To be effective, such systemsmust provide a unified, queryable schema, and must be able to transform data from different ... to connect to several information sources makes them a natural base for doing more complex transformations as well. In this paper, ...

Publication - massmann - 04/17/2013 - 10:38 - 0 comments - 1 attachment

RiMOM: A Dynamic Multistrategy Ontology Alignment Framework

... to improve the matching effectiveness. This paper presents a dynamic multistrategy ontology alignment framework, named RiMOM. The key ... between ontologies may vary widely. We propose a systematic approach to quantitatively estimate the similarity characteristics ...

Publication - george - 04/17/2013 - 10:38 - 0 comments - 0 attachments

Translating Web Data

... problem in modern information systems. We present a novel framework for mapping among XML and relational schemas in which a high-level mapping is translated into semantically meaningful queries that ... Our approach works in two phases. In the rst phase, a high-level mapping, expressed as a set of attribute-to-attribute ...

Publication - massmann - 04/17/2013 - 09:27 - 0 comments - 0 attachments

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

Automating the transformation of XML documents

... between such documents must thus be created manually on a case-by-case basis. In this paper, we explore the problem of how to automate ... of the document transformation process. One, we propose a set of schema transformation operations that establish semantic relationships ...

Publication - cat - 04/16/2013 - 22:27 - 0 comments - 1 attachment

QOM - Quick Ontology Mapping

... called (semi-)automatic alignment — of ontologies is a core task to achieve interoperability when two agents or services use ... We here consider QOM, Quick Ontology Mapping, as a way to trade off between effectiveness (i.e. quality) and efficiency of the ...

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

Using Schema Matching to Simplify Heterogeneous Data Translation

... Milo1998UsingSchemaMatchingto.pdf 272 KB A broad spectrum of data is available on the Web in distinct ... increases greatly. In this paper we present a new translation system, based on schema-matching, aimed at simplifying ...

Publication - admin - 04/16/2013 - 17:16 - 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

Semantic and schematic similarities between database objects: a context-based approach

... Kashyap, V.; Sheth, A. Author:  ... V Sheth, A Year:  ...

Publication - admin - 04/16/2013 - 13:27 - 0 comments - 1 attachment

Bootstrapping Ontology Alignment Methods with APFEL

... 273.18 KB Ontology alignment is a prerequisite in order to allow for interoperation between different ... Process Feature Estimation and Learning) we present a machine learning approach that explores the user validation of initial ... ontology definitions. Core to APFEL is the idea of a generic alignment process, the steps of which may be represented explicitly. ...

Publication - admin - 04/16/2013 - 13:27 - 0 comments - 1 attachment

A framework for modeling and evaluating automatic semantic reconciliation

... Gal, A.; Anaby-Tavor, A.; Trombetta, A.; Montesi, D. Author:  ...

Publication - admin - 04/16/2013 - 13:16 - 0 comments - 1 attachment

Bootstrapping pay-as-you-go data integration systems

... Sarma, A Das; Dong, X; Halevy, A Author:  ...

Publication - cat - 04/16/2013 - 11:27 - 0 comments - 0 attachments

Schema Mapping as Query Discovery

... we must solve the data mapping problem in which a source (legacy) database is mapped into a different, but fixed, target schema. Schema mapping involves the discovery of ...

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

Data-Driven Understanding and Refinement of Schema Mappings

... problem of quickly and accurately transforming data into a new form. Database researchers have long advocated the use of declarative ... to permit widespread adoption of this approach. We present a new framework that uses data examples as the basis for understanding and ...

Publication - massmann - 04/16/2013 - 10:27 - 0 comments - 1 attachment

Automatic integration of Web search interfaces with WISE-Integrator

... these sources are database-driven E-commerce sites. It is a daunting task for users to access numerous Web sites individually to get the desired information. Hence, providing a unified access to multiple E-commerce search engines selling similar products ...

Publication - cat - 04/16/2013 - 07:27 - 0 comments - 0 attachments

Matching ontologies in open networked systems: Techniques and applications

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

Publication - cat - 04/16/2013 - 06:38 - 0 comments - 0 attachments

Ten challenges for ontology matching

... developed so far, there is no integrated solution that is a clear success, which is robust enough to be the basis for future development, ...

Publication - cat - 04/16/2013 - 06:05 - 0 comments - 0 attachments

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

Ontology Evolution: Not the Same as Schema Evolution

... Noy, N. Fridman; Klein, M. C. A. Author:  ... As ontology development becomes a more ubiquitous and collaborative process, ontology versioning and ...

Publication - cat - 04/16/2013 - 04:49 - 0 comments - 0 attachments

A survey on ontology mapping

Authors:  Choi, N; Song, IY; Han, H Author:  Choi, N Song, IY ...

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

Model management 2.0: manipulating richer mappings

... Bernstein, P.A.; Melnik, S. Author:  ... 543.02 KB Model management is a generic approach to solving problems of data programmability where precisely ...

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

Semantic Problems of Thesaurus Mapping

... levels of abstraction and detail, to accommodate access to a specific group of collections. In any wider search accessing distributed ... as intended by their creators for indexing and querying a specific collection, in contrast to methods investigating the statistical ...

Publication - admin - 04/15/2013 - 21:38 - 0 comments - 0 attachments

Ontology Matching: A Machine Learning Approach

... Doan, A Madhavan, J ... P Halevy, A Year:  ...

Publication - admin - 04/15/2013 - 20:49 - 0 comments - 0 attachments