Results 21 to 30 of about 21,136 (210)

Solutions for improving data extraction from virtual data warehouses [PDF]

open access: yesDatabase Systems Journal, 2010
The data warehousing project’s team is always confronted with low performance in data extraction. In a Business Intelligence environment this problem can be critical because the data displayed are no longer available for taking decisions, so the project ...
Adela BARA
doaj  

Learning Evaluation Effectiveness Through Dashboard of Knowledge Using Dimensions of Multi-Criteria of WELS

open access: yesIEEE Access, 2020
A Discussion Forum is one component of the learning media in a Learning Management System. There is much information and knowledge that are discussed among a lecturer and students in forums as a part of the learning process.
Reina Setiawan   +3 more
doaj   +1 more source

The Importance of Data Warehouses in the Development of Computerized Decision Support Solutions. A Comparison between Data Warehouses and Data Marts [PDF]

open access: yesDatabase Systems Journal, 2016
In the last decade, the amount of data that an organization processes and stores has grown exponentially. In most cases, the data stored is used to support the business process through accurate and up-to-date information about the business environment ...
Alexandru Adrian ŢOLE
doaj  

Benchmarking data warehouses [PDF]

open access: yesInternational Journal of Business Intelligence and Data Mining, 2007
Comment: arXiv admin note: text overlap with arXiv:0705 ...
Darmont, Jérôme   +2 more
openaire   +2 more sources

Reclassification queries in a geographical data warehouse

open access: yesRevista Técnica de la Facultad de Ingeniería, 2012
A data warehouse is a specialized database designed to support decision-making and is usually modeled using a multidimensional view of data. A multidimensional model includes dimensions that are composed of levels.
Francisco Moreno   +2 more
doaj  

Virtual Warehouse for Merchandise Inventory, Small And Medium Entrepreneurs (SMEs) in The E-Commerce Sector

open access: yesMajalah Ilmiah Bijak, 2022
The advancement of e-commerce marketplace applications has made small and medium entrepreneurs (SMEs) in the e-commerce sector, grow rapidly in the current Era Industrial Revolution 4.0 Era.
Yusup Rachmat Hidayat   +2 more
doaj   +1 more source

Securing Document Warehouses against Brute Force Query Attacks

open access: yesБезопасность информационных технологий, 2017
The paper presents the scheme of data management and protocols for securing document collection against adversary users who try to abuse their access rights to find out the full content of confidential documents.
Sergey Vladimirovich Zapechnikov
doaj   +1 more source

Patient Identification and Tumor Identification Management: Quality Program in a Cancer Multicentric Clinical Data Warehouse [PDF]

open access: gold, 2023
Karine Pallier   +8 more
openalex   +1 more source

A Multi-Agent Approach for the Extract-Transform-Load Process Support in Data Warehouses

open access: yesTecnoLógicas, 2012
In order to provide an adequate solution in terms of robustness and automation in the process of Extract-Transform-Load (ETL) in data warehouses, in this article a multi-agent model that gathers the strengths of other approaches like wrappers and ad-hoc ...
Daniel Betancur-Calderón   +1 more
doaj  

Towards to a Predictive Model of Academic Performance Using Data Mining in the UTN - FRRe [PDF]

open access: yesJournal of Systemics, Cybernetics and Informatics, 2016
Students completing the courses required to become an Engineer in Information Systems in the Resistencia Regional Fac-ulty, National Technological University, Argentine (UTN-FRRe), face the chal-lenge of attending classes and fulfilling course ...
David L. La Red Martínez   +3 more
doaj  

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