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DMIN
2006
123views Data Mining» more  DMIN 2006»
13 years 5 months ago
Application of data warehouse technology in power analysis
: Data warehouse technology transforms the operational data store to general and compositive information. It also provides effective way for analysis and statistic to the mass data...
Xiaoguang Hong, Juan Chu
APCCM
2006
13 years 5 months ago
A conceptual solution for representing time in data warehouse dimensions
Data Warehouses (DWs) use an omnipresent time dimension for keeping track of changes in measure values. However, this dimension cannot be used to model changes in other dimensions...
Elzbieta Malinowski, Esteban Zimányi
APCCM
2008
13 years 5 months ago
A Conceptual Model for Multidimensional Data
This paper introduces a Conceptual Data Model for Data Warehouse including multidimensional aggregation. It is based on Entity-Relationships data model. The conceptual data model ...
Anand S. Kamble
DOLAP
2008
ACM
13 years 5 months ago
Solving summarizability problems in fact-dimension relationships for multidimensional models
Multidimensional analysis allows decision makers to efficiently and effectively use data analysis tools, which mainly depend on multidimensional (MD) structures of a data warehous...
Jose-Norberto Mazón, Jens Lechtenbörge...
DOLAP
2005
ACM
13 years 5 months ago
A relevance-extended multi-dimensional model for a data warehouse contextualized with documents
Current data warehouse and OLAP technologies can be applied to analyze the structured data that companies store in their databases. The circumstances that describe the context ass...
Juan Manuel Pérez, Rafael Berlanga Llavori,...
DOLAP
2005
ACM
13 years 5 months ago
Applying MDA to the development of data warehouses
Different modeling approaches have been proposed to overcome every design pitfall of the development of the different parts of a data warehouse (DW) system. However, they are all ...
Jose-Norberto Mazón, Juan Trujillo, Manuel ...
EDBTW
2010
Springer
13 years 7 months ago
The benefits of the interaction between data warehouses and question answering
Business Intelligence (BI) applications allow their users to query, understand, and analyze existing data within their organizations in order to acquire useful knowledge, thus mak...
Antonio Ferrández, Jesús Peral
VLDB
2000
ACM
128views Database» more  VLDB 2000»
13 years 7 months ago
Concurrency in the Data Warehouse
When a data warehouse is loaded at night and queried during the day, there is no requirement for concurrent update and querying. However there are a number of situations where con...
Richard Taylor
CIKM
1995
Springer
13 years 7 months ago
Research Problems in Data Warehousing
The topic of data warehousing encompasses architectures, algorithms, and tools for bringing together selected data from multiple databases or other information sources into a sing...
Jennifer Widom
DAWAK
2006
Springer
13 years 7 months ago
Integrating Different Grain Levels in a Medical Data Warehouse Federation
Healthcare organizations practicing evidence-based medicine strive to unite their data resources in order to achieve a wider knowledge base for sophisticated research and matured d...
Marko Banek, A. Min Tjoa, Nevena Stolba