English
Related papers

Related papers: Using Ontologies for the Design of Data Warehouses

200 papers

Since long, corporations are looking for knowledge sources which can provide structured description of data and can focus on meaning and shared understanding. Structures which can facilitate open world assumptions and can be flexible enough…

Artificial Intelligence · Computer Science 2014-03-31 Iti Mathur , Nisheeth Joshi , Hemant Darbari , Ajai Kumar

As todays world grows with the technology on the other hand it seems to be small with the World Wide Web. With the use of Internet more and more information can be search from the web. When Users fires a query they want relevancy in…

Information Retrieval · Computer Science 2013-11-26 Debajyoti Mukhopadhyay , Sajeeda Shikalgar

The current learning systems typically lack the level of metacognitive awareness, self-directed learning, and time management skills. Most of the ontologically based learning management systems are in the proposed phase and those which are…

Computers and Society · Computer Science 2017-09-01 Monika Rani , Kumar Vaibhav Srivastava , O. P. Vyas

The data warehousing is becoming increasingly important in terms of strategic decision making through their capacity to integrate heterogeneous data from multiple information sources in a common storage space, for querying and analysis. So…

Databases · Computer Science 2012-05-04 Phuc V. Nguyen

Ontology-based data integration has been one of the practical methodologies for heterogeneous legacy database integrated service construction. However, it is neither efficient nor economical to build the cross-domain ontology on top of the…

Databases · Computer Science 2021-03-16 Yuanwei Zhao , Lan Huang , Bo Wang , Dongxu Zhang , Simone Bocca , Fausto Giunchiglia , Rui Zhang

Wikibase -- which is the software underlying Wikidata -- is a powerful platform for knowledge graph creation and management. However, it has been developed with a crowd-sourced knowledge graph creation scenario in mind, which in particular…

Artificial Intelligence · Computer Science 2022-05-30 Cogan Shimizu , Andrew Eells , Seila Gonzalez , Lu Zhou , Pascal Hitzler , Alicia Sheill , Catherine Foley , Dean Rehberger

Reasoning with ontologies is one of the core fields of research in Description Logics. A variety of efficient reasoner with highly optimized algorithms have been developed to allow inference tasks on expressive ontology languages such as…

Artificial Intelligence · Computer Science 2015-10-01 Nourhène Alaya , Sadok Ben Yahia , Myriam Lamolle

Small wind projects encounter difficulties to be efficiently deployed, partly because wrong way data and information are managed. Ontologies can overcome the drawbacks of partially available, noisy, inconsistent, and heterogeneous data…

Artificial Intelligence · Computer Science 2015-10-13 Adrian Groza

Ontologies are known to improve the accuracy of Large Language Models (LLMs) when translating natural language queries into a formal query language like SQL or SPARQL. There are two ways to leverage ontologies when working with LLMs. One is…

Databases · Computer Science 2024-10-15 C. Civili , E. Sherkhonov , R. E. K. Stirewalt

The trajectory patterns of a moving object in a spatio-temporal domain offers varied information in terms of the management of the data generated from the movement. A trajectory data warehouse is a data repository for the data and…

Databases · Computer Science 2019-04-16 Michael Mireku Kwakye

Data lakes are becoming increasingly prevalent for big data management and data analytics. In contrast to traditional 'schema-on-write' approaches such as data warehouses, data lakes are repositories storing raw data in its original formats…

Databases · Computer Science 2023-10-24 Rihan Hai , Christos Koutras , Christoph Quix , Matthias Jarke

Amid the recent uptake of Generative AI, sociotechnical scholars and critics have traced a multitude of resulting harms, with analyses largely focused on values and axiology (e.g., bias). While value-based analyses are crucial, we argue…

Human-Computer Interaction · Computer Science 2025-04-07 Nava Haghighi , Sunny Yu , James Landay , Daniela Rosner

Ontologies are widely used in materials science to describe experiments, processes, material properties, and experimental and computational workflows. Numerous online platforms are available for accessing and sharing ontologies in Materials…

Information Retrieval · Computer Science 2024-08-13 Ebrahim Norouzi , Jörg Waitelonis , Harald Sack

Ontologies are a popular way of representing domain knowledge, in particular, knowledge in domains related to life sciences. (Semi-)automating the process of building an ontology has attracted researchers from different communities into a…

Artificial Intelligence · Computer Science 2021-03-26 Ana Ozaki

Every business needs knowledge about their competitors to survive better. One of the information repositories is web. Retrieving Specific information from the web is challenging. An Ontological model is developed to capture specific…

Information Retrieval · Computer Science 2011-09-07 A. Martin , D. Maladhy , V. Prasanna Venkatesan

The SemanticWeb emerged as an extension to the traditional Web, towards adding meaning to a distributed Web of structured and linked data. At its core, the concept of ontology provides the means to semantically describe and structure…

Artificial Intelligence · Computer Science 2021-05-03 Konstantinos Sikelis , George E Tsekouras , Konstantinos I Kotis

Ontologies enable knowledge sharing and interdisciplinary collaboration by providing standardized, structured vocabularies for diverse communities. While logical axioms are a cornerstone of ontology design, natural language elements such as…

Formal Languages and Automata Theory · Computer Science 2025-08-29 Paul Fabry , Adrien Barton , Jean-François Éthier

Software testing is a prime factor in software industry. Besides knowing the importance of testing, only limited time is allocated for teaching it. It will be more efficient if testing is taught simultaneously with programming foundations.…

Artificial Intelligence · Computer Science 2013-02-22 A. Anandaraj , P. Kalaivani , V. Rameshkumar

The representation of workflows and processes is essential in materials science engineering, where experimental and computational reproducibility depend on structured and semantically coherent process models. Although numerous ontologies…

Information Retrieval · Computer Science 2025-09-30 Ebrahim Norouzi , Sven Hertling , Jörg Waitelonis , Harald Sack

The need for domain ontologies in mission critical applications such as risk management and hazard identification is becoming more and more pressing. Most research on ontology learning conducted in the academia remains unrealistic for…

Artificial Intelligence · Computer Science 2008-12-19 Wilson Wong , Wei Liu , Saujoe Liaw , Nicoletta Balliu , Hongwei Wu , Moses Tade