Ontology based data access

Author: fopb

August undefined, 2024

WebExploring knowledge in the social networks is a challenge caused by the exploding size of data. Due to the increasing progress of context-aware computing, we expose the importance of using context-aware mobile technologies to access social networks. Exploring knowledge in the social networks is a challenge caused by the exploding size of data Web30 de dez. de 2014 · Ontology-based data access is concerned with querying incomplete data sources in the presence of domain-specific knowledge provided by an ontology. A …

Ontology-Based Data Access and Integration SpringerLink

Webontology-based data access, key theoretical results, techniques, applications and future challenges. 1 Introduction Ontology-based data access (OBDA, for short) is a seman-tic technology that has been developed since the mid 2000s [Poggi et al., 2008] with the aim of facilitating access to vari-ous types of data sources. WebAbstract. We present the architecture and technologies underpinning the OBDA system Ontop and taking full advantage of storing data in relational databases. We discuss the … small shifting space menu

Ontology-Based Data Access Semantic Scholar

Web13 de ago. de 2024 · Ontology-based access to probabilistic data and ontological data exchange were investigated under various semantics and based on various DLs and existential rules [86, 162, 182, 220, 266, 267]. Combinations of DLs with probabilistic logic programs were introduced for query answering and learning [ 96 , 388 ] (the latter with a … WebThis paper describes a fully graphical access to the exported data through the graphical front-end tool based on the UML profile for OWL and SPARQL query language and provides means for modular abstraction levels over narrower domain ontologies during the database integration such as OWL DL. Abstract. In this paper we show how semantic web … Web13 de mar. de 2024 · The BIM Ontology project aims to develop an ontology for BIM data, which can help to improve data integration and interoperability among different BIM software tools and stakeholders. These initiatives aim to improve collaboration, knowledge sharing, and efficiency in the construction process, ultimately leading to better outcomes for … highstate

Optimizing query rewriting in ontology-based data access

Ontology-based semantic retrieval of documents using Word2vec …

http://www.ghxiao.org/publications/2024-ijcai-obda-survey.pdf WebOntology-based data access is an approach to storing and accessing data in a database1. In this approach the database is augmented with a ﬁrst-order logical theory, that is the database is viewed as a set of predicates on elements (entities) of the database and the theory contains some universal statements about these predicates. small shiftshttp://www.ghxiao.org/talks/2014-csws-obda-talk.pdf small shifting space

"Web5 de abr. de 2024 · An ontology-based data integration (OBDI) system is an information management system consisting of three components: an ontology, a set of data sources, and the mapping between the two. The ontology is a conceptual, formal description of the domain of interest to a given organization (or a community of users), expressed in terms … " - Ontology based data access

Ontology based data access

A Proposal for Basic Formal Ontology for Knowledge …

Webontology-based data access, key theoretical results, techniques, applications and future challenges. 1 Introduction Ontology-based data access (OBDA, for short) is a seman … WebInconsistency-tolerant query answering in ontology-based data access Domenico Lembo, Maurizio Lenzerini, Riccardo Rosati, Marco Ruzzi, Domenico Fabio Savo Pages 3-29

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WebOntology-Based Data Access could be seen as an application scenario of ontologies, yet it is also intricately linked with ontology engineering due to the representation limitations … http://mlwiki.org/index.php/Ontology_Based_Data_Access

Web11 de abr. de 2024 · The use of ontologies, the improved Apriori algorithm, and the BERT model for evaluating the interestingness of the rules makes the framework unique … WebOntoMongo - Ontology-Based Data Access for NoSQL Thiago H. D. Araujo 1, Barbara T. Agena , Kelly R. Braghetto 1, Renata Wassermann 1Instituto de Matem´atica e Estat´ıstica – Universidade de S˜ao Paulo fthiagohd,bagena,renata,[email protected] Abstract. Ontology-based data access (OBDA) has gained attention in re-

WebIn ontology-based data access (OBDA), an ontology is connected to autonomous, and generally pre-existing, data repositories through mappings, so as to provide a high-level, conceptual view over such data. User queries are posed over the ontology, and answers are computed by reasoning both on the ontology and the mappings. Web1 de jan. de 2007 · Ontology-based Data Access (OBDA) was introduced to address the issues associated with data integration and ontology evolution (Poggi et al., 2007 [39] ). …

WebAbstract: We present an Ontology-based data access technique for the integration of geospatial data from different sources and different formats using ontologies and mappings. Our technique is implemented in the system Ontop-spatial, which enables the execution of GeoSPARQL queries over geospatial relational databases storing vector or raster data …

Web24 de mar. de 2024 · In our proposed Information Retrieval (IR) design, the semantic knowledge-based retrieval scheme has been implemented. For query, entered by a user and processed for finding the dominated word. Word is then compared for its similarity equations, and similarity values are then computed to give output. Highly similar values … small shifts big changesWebof ontology-based data access and ontology-based access control are presented, the proposed conceptual model is detailed in Section 3. Finally, Section 4 concludes the paper and summarizes the future directions of the presented study. 2 RELATED WORK The relation between database and Semantic Web is a frequently studied impressive topic in … small shift knobWeb14 de mai. de 2016 · The relational data in RMSAS can be faithfully mapped to the ontology using the ontology-based data access (OBDA) approach. We use Ontop and … highsted grammar emailWebover the ontology into data-level queries which can be executed by the underlying database management system. The paper is focused on the main principles of OBDA applied to Energy Technology Database within technology forecasting information system. Keywords: Energy technology forecasting, semantic model, ontology, ontology-based … highsted emailWebUsually, each of them utilizes a relational database system with a different proprietary schema. Semantic integration and access to the data is hardly possible. This paper describes ways of using Ontology Based Data Access (OBDA) for bridging the semantic gap between existing raw data and user-oriented views supported by ontology-based … small shifter bootWeb25 de mar. de 2010 · 1. Coming from the Biological Sciences, Ontology is a word that represents a really easy idea, but is defined with other less-commonly used words. a … highsted calendarWebOntology-based data access (OBDA) is regarded as a key ingredient of the new generation of information systems. In the OBDA paradigm, an ontology defines a high … highstars