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Managing Multiple Ontologies and Ontology Evolution in Ontologging.

... Maedche, A.; Motik, B.; Stojanovic, L.; Studer, R.; Volz, R. ... Maedche, A Motik, B ...

Publication - cat - 06/15/2023 - 14:51 - 0 comments - 0 attachments

Reverse engineering of relational databases: Extraction of an EER model from a relational database

... 11.7 KB A methodology for extracting an extended Entity-Relationship (EER) model from a relational database is presented. Through a combination of data schema and data instance analysis, an EER model is ...

Publication - cat - 04/17/2013 - 13:27 - 0 comments - 1 attachment

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

Schema evolution and integration

... on existing evolution support schemes and introduces a more general and functional mechanism to support schema evolution andinstance ... compatibility for old applications, while permitting a wider range of evolution operations. It achieves this by supporting schema ...

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

Wrapper-based evolution of legacy information systems

... severe heterogeneity problems. For instance, incorporating a new program in a legacy database application can create an integrity mismatch, since the ...

Publication - huliganka - 04/17/2013 - 12:05 - 0 comments - 1 attachment

Database application evolution: a transformational approach

... to database schemas, to data and to programs through a general strategy. This strategy requires the documentation of database ... techniques. Our approach, called DB-MAIN, relies on a generic database model and on transformational paradigm that states that ... can be modeled by schema transformations. Indeed, a transformation provides both structural and instance mappings that formally ...

Publication - huliganka - 04/17/2013 - 11:38 - 0 comments - 1 attachment

A visual tool for ontology alignment to enable geospatial interoperability

... integration relies on the alignment of the concepts of a global ontology that describe the domain, with the concepts of the ontologies ... ontology is established, agreements that encode a variety of mappings between concepts are derived. In this way, users can ...

Publication - cat - 04/17/2013 - 11:27 - 0 comments - 0 attachments

Evolution of rule-based programs

... analysers, and program transformations. We provide a pragmatic, transformation-based approach for expressing and tracking changes ...

Publication - cat - 04/17/2013 - 10:27 - 0 comments - 0 attachments

Quantifying Schema Evolution

... for database applications. The paper presents a method for measuring modifications to database schemata and their consequences, by using a thesaurus tool. Measurements of the evolution of a large-scale database application currently running in several hospitals in ...

Publication - cat - 04/17/2013 - 10:27 - 0 comments - 0 attachments

Types of software evolution and software maintenance

... of both practitioners and researchers would be helped by a more objective and finer granularity recognition of types of software ... as actually done. To these ends, this paper proposes a clarifying redefinition of the types of software evolution and software ...

Publication - erhard - 04/17/2013 - 09:16 - 0 comments - 0 attachments

Object-Oriented Software Evolution

... 0 Citations range:  n/a The authors review propagation patterns for describing object-oriented software at a higher level of abstraction than one used by today's programming languages. A ...

Publication - erhard - 04/17/2013 - 08:49 - 0 comments - 0 attachments

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

... It is often difficult to obtain a good conceptual understanding of a legacy database, especially when there is a lack of documentation. Database ...

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

A Transparent Schema-Evolution System Based on Object-Oriented View Technology

... 100 - 499 When a database is shared by many users, updates to the database schema are almost always prohibited because there is a risk of making existing application programs obsolete when they run against ...

Publication - cat - 04/17/2013 - 06:38 - 0 comments - 0 attachments

Maintaining Data Warehouses over Changing Information Sources.

... Rundensteiner, Elke A.; Koeller, Andreas; Zhang, Xin ... E Koeller, A Zhang, X ...

Publication - cat - 04/17/2013 - 06:16 - 0 comments - 1 attachment

The PROMPT suite: interactive tools for ontology merging and mapping

... Noy, N.F.; Musen, M.A. Author:  ... This distributed nature of ontology development has led to a large number of ontologies covering overlapping domains. In order for these ...

Publication - cat - 04/17/2013 - 05:38 - 0 comments - 0 attachments

Managing source schema evolution in web warehouses

... Marotta, A; Motz, R; Ruggia, R Author:  Marotta, A Motz, R ...

Publication - cat - 04/17/2013 - 05:27 - 0 comments - 0 attachments

Towards quality-oriented data warehouse usage and evolution

... 0 Citations range:  n/a Attachment Size ... 479.79 KB As a decision support information system, a data warehouse must provide high level ...

Publication - cat - 04/17/2013 - 05:27 - 0 comments - 1 attachment

DSMDiff: A Differentiation Tool for Domain-Specific Models

... 0 Citations range:  n/a Attachment Size ... Traditional modeling practice using the UML relies on a single fixed generalpurpose language (i.e., all UML diagrams conform to a ...

Publication - cat - 04/17/2013 - 03:05 - 0 comments - 1 attachment

XML mapping technology: Making connections in an XML-centric world

... 0 Citations range:  n/a Attachment Size ... which diverse kinds of information can be represented as a result of the self-describing nature and extensibility of XML itself. The ...

Publication - cat - 04/16/2013 - 18:05 - 0 comments - 1 attachment

Semantic matching

... 0 Citations range:  n/a Attachment Size ... (e.g. database schemas or ontologies) and produces a mapping between elements of the two graphs that correspond semantically to ...

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

Managing Uncertainty in Schema Matching with Top-K Schema Mappings

... Gal, A. Author:  Gal, A Year:  ...

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

Towards Automatic Merging of Domain Ontologies: The HCONE-merge approach

... Kotis, K.; Vouros, G. A.; Stergiou, K. Author:  ... source ontologies to their intended meanings. We propose a series of methods for ontology mapping (towards merging) with varying degrees ...

Publication - admin - 04/16/2013 - 14:38 - 0 comments - 1 attachment

Effiziente Verträglichkeitsprfung und automatische Migration von Workflow-Instanzen bei der Evolution von Workflow-Schemata

... 0 Citations range:  n/a Attachment Size ...

Publication - cat - 04/16/2013 - 11:05 - 0 comments - 1 attachment

Mapping the Gene Ontology into the Unified Medical Language System

... Lomax, J.; McCray, A.T. Author:  ... J McCray, A Year:  ...

Publication - hartung - 04/16/2013 - 09:05 - 0 comments - 0 attachments

Automating Change Evolution in Model-Driven Engineering

... is making it difficult to rapidly explore the effects of a design decision.Automating such exploration with model transformation and ...

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