... applications building on Semantic Web technology. In this paper we first present the conceptual architecture underlying ...
Publication - cat - 06/15/2023 - 14:51 - 0 comments - 0 attachments
... We are concerned by schema evolution in Object Oriented Databases (OODB) that is processed by a modification on the ... a new categorization of the different modifications in three categories : primitive, composite and complexe modifications. On ...
Publication - cat - 07/03/2022 - 23:42 - 0 comments - 0 attachments
... and extension) are available. The strategy of evolution in which our architecture is based is that of lsquoforward database ... down to the logical schema and to the extension. In order to put into practice this strategy, each component of a database is ... a translation information system is considered in order to manage the translation of conceptual elements into logical schema ...
Publication - cat - 04/17/2013 - 13:27 - 0 comments - 1 attachment
... problems. For instance, incorporating a new program in a legacy database application can create an integrity mismatch, since the ... different (e.g. standard file model versus OO model). In addition, neither the legacy DBMS (too weak to address integrity issues ...
Publication - huliganka - 04/17/2013 - 12:05 - 0 comments - 1 attachment
... with the use of program understanding methods and tools. In this paper, we focus on the program slicing technique and we show how it can ...
Publication - acleve - 04/17/2013 - 12:05 - 0 comments - 0 attachments
... Workshop on Knowledge Discovery in Life Science Literature URL: ... 483.55 KB In recent years many biomedical ontologies have been developed and many of ... able to use multiple ontologies they have to be aligned. In this paper we propose strategies for aligning ontologies based on life ...
Publication - cat - 04/17/2013 - 11:49 - 0 comments - 1 attachment
... 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
... schema evolution, standard information systems currently in use raise challenging evolution problems. This paper examines database ... and describe a CASE tool that can assist developers in their task of system evolution. We illustrate our approach with Biomaze, a ...
Publication - huliganka - 04/17/2013 - 11:38 - 0 comments - 1 attachment
... and schema evolution. The novelty of this paper consists in a method for automatic generation of automappings (automorphisms) from key ... mappings is discussed on a scenario of data exchange in a P2P setting. (no paper type, Workshop, Sch. Matching/Mapping) ...
Publication - huliganka - 04/17/2013 - 11:27 - 0 comments - 0 attachments
... 10 - 49 In distributed geospatial applications with heterogeneous databases, an ... with the concepts of the ontologies that describe the data in the distributed databases. Once the alignment between the global ontology ...
Publication - cat - 04/17/2013 - 11:27 - 0 comments - 0 attachments
... of semantical concepts, but only technical schema changes. In this paper we present our mapping of database schemas to ontologies, ...
Publication - cat - 04/17/2013 - 11:05 - 0 comments - 0 attachments
... approach for expressing and tracking changes in rule-based programs in the course of program evolution. To this end, we design an operator suite ...
Publication - cat - 04/17/2013 - 10:27 - 0 comments - 0 attachments
... as a standard format for data representation on the web. In many application domains, specific document type definitions (DTDs) are ... a semantically agreed-upon structure of the XML documents. In XML context, these structural definitions serve as schemata. However, both ...
Publication - cat - 04/17/2013 - 09:16 - 0 comments - 0 attachments
... CompEuro93; Computers in Design URL: ... transaction time and valid time are added to the data. In this context, the modification of the schema which a database management ...
Publication - cat - 04/17/2013 - 06:49 - 0 comments - 0 attachments
... of integrated Web data. One of the main challenges in these systems is to deal with the volatile and dynamic nature of Web sources. In this work we address the effects of adding/removing/changing Web sources and ...
Publication - cat - 04/17/2013 - 05:27 - 0 comments - 0 attachments
... how such stability should be observed and measured in the operational business environment with evolving information needs and ...
Publication - cat - 04/17/2013 - 04:16 - 0 comments - 1 attachment
... solutions for them. (Journal, no paper type, OA in the Life Sciences) ...
Publication - hartung - 04/17/2013 - 03:16 - 0 comments - 1 attachment
... semantic relations. Ontology mapping faces new challenges in the context of Semantic Web, especially concerning heterogeneity, dynamics, ... are being validated. MAFRA Toolkit is being applied in the European project Harmonise, which aims to provide solutions for (semi-) ...
Publication - admin - 04/16/2013 - 19:27 - 0 comments - 1 attachment
... http://tumb1.biblio.tu-muenchen.de/publ/diss/in/2000/blaschka.pdf Citations: ... Processing)deploy the multidimensional data model in order to describe the application domain. Consequently, OLAP systems are ...
Publication - cat - 04/16/2013 - 18:16 - 0 comments - 1 attachment
... 287.26 KB The use of computers to assist in the learning situation in a simulation, game, tutorial, or drill and practice mode is reviewed on an ...
Publication - admin - 04/16/2013 - 17:49 - 0 comments - 1 attachment
... The evolution of an information system is reflected in data modeling by database reorganization. Entity-Relationship (ER) ...
Publication - erhard - 04/16/2013 - 11:05 - 0 comments - 1 attachment
... 10 - 49 In the context of object-oriented design, software systems model real-world entities abstractly represented in the system classes. As the system evolves through its lifecycle, its class ...
Publication - cat - 04/16/2013 - 09:27 - 0 comments - 0 attachments
... been developed for the purpose of annotating gene products in genome databases, and the UMLS has been developed as a framework for ... sources. The mapping of GO to UMLS highlighted issues in both terminology systems. After some initial explorations and discussions ...
Publication - hartung - 04/16/2013 - 09:05 - 0 comments - 0 attachments
... inference is discussed. (Conference, no paper type, OA in the Life Sciences) ...
Publication - hartung - 04/16/2013 - 08:05 - 0 comments - 0 attachments
... systems, the generation of structured web pages from data in database systems, or the integration of systems with different native data ... at the deferred execution approach for schema evolution in an effort to improve availability of the system, to the best of our ...
Publication - cat - 04/16/2013 - 07:49 - 0 comments - 1 attachment
