Results 271 to 280 of about 1,864,069 (342)

Measuring the Impact of Data Warehouse and Business Intelligence on Enterprise Performance in Peru: A Developing Country

open access: closedJournal of Global Information Technology Management, 2015
The purpose of this research is to assess the impact of data warehouse and business intelligence on the business performance of enterprises in developing regions such as Peru. Two models were developed; the qualitative exploratory model employed 23 interviews from several business sectors that use data warehouse and business intelligence.
Rolando Gonzales Martínez   +2 more
openalex   +3 more sources

Clinical Data Warehouse Watermarking: Impact on Syndromic Measure

open access: closed, 2017
Watermarking appears as a promising tool for the traceability of shared medical databases as it allows hiding the traceability information into the database itself. However, it is necessary to ensure that the distortion resulting from this process does not hinder subsequent data analysis.
Guillaume Bouzillé   +4 more
openalex   +6 more sources

Processing of Crisp and Fuzzy Measures in the Fuzzy Data Warehouse for Global Natural Resources

open access: closed, 2010
Fuzzy Data Warehouse (FDW) is a data repository, which contains fuzzy data and allows fuzzy processing of the data. Incorporation of fuzziness into data warehouse systems gives the opportunity to process data at higher level of abstraction and improves the analysis of imprecise data.
Bożena Małysiak-Mrozek   +2 more
openalex   +3 more sources

Object based similarity measure for breast medical image retrieval from data warehouse

open access: closedProceedings of the 2012 ACM Research in Applied Computation Symposium, 2012
In this paper, we propose a new binary pixel matching method to measure the similarity of two objects based on the overlapped areas in a data warehouse. In the proposed approach, suspicious objects are extracted as binary images that consist of background and foreground, which are compared based on counting overlapped pixels. Before measuring the exact
Hyun I. Kim   +3 more
openalex   +3 more sources

Multi Level Multi Attribute Relational Trust Measure Based Integrity Management in Data Warehouse

open access: closed2017 World Congress on Computing and Communication Technologies (WCCCT), 2017
The data warehouse maintains huge set of relational data bases and provides access to vast users of the external world. As the database contains various information which are more sensitive in different aspects, maintaining the security and integrity of the databases becomes a challenging issue.
G. Thangaraju   +2 more
openalex   +3 more sources

A Grading Data Warehouse Approach to Measuring and Analyzing Learning Performance

open access: closed, 2018
E-assessment comprises a variety of activities in and beyond the classroom. However, traditional e-learning platforms support only a part of assessment (e.g., individual and group assignments, the grading of such activities, and student record management).
Michael Aram   +3 more
openalex   +2 more sources

Measuring Mortality Information in Clinical Data Warehouses.

open access: closedAMIA Joint Summits on Translational Science proceedings. AMIA Joint Summits on Translational Science, 2015
The ability to track and report long-term outcomes, especially mortality, is essential for advancing clinical research. The purpose of this study was to present a framework for assessing the quality of mortality information in clinical research databases.
Barrett Jones, David K. Vawdrey
openalex   +2 more sources
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Data Model Quality Metrics of Data Warehouse: A Survey

Social Science Research Network, 2020
Quality of Data warehouse plays major role in managerial strategic decisions. Multidimensional data model acts as base for data warehouse, in this way quality of data model greatly affect data warehouse Quality. Metrics are used to measure the quality of
S. Mann, Meenu Siwach
semanticscholar   +1 more source

A data warehouse hybrid design framework using domain ontologies for local good-governance assessment

, 2020
Most local governance assessment tools are entirely or partially based on stakeholders’ surveys, focus groups and benchmarks of different local governments in the world. These tools remain a subjective way of local governance evaluation.
Houda Chakiri, M. E. Mohajir, N. Assem
semanticscholar   +1 more source

Managing Late Measurements in Data Warehouses

International Journal of Data Warehousing and Mining, 2007
Though in most data warehousing applications no relevance is given to the time when events are recorded, some domains call for a different behavior. In particular, whenever late measurements of events take place, and particularly when the events registered are subject to further updates, the traditional design solutions fail in preserving ...
GOLFARELLI, MATTEO, RIZZI, STEFANO
openaire   +4 more sources

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