Data warehouses are a major component of data-driven decision support systems (DSS).
They rely on multidimensional models. The latter provide decision makers with a business …

A data warehouse (DW) is a complex information system primarily used in the decision
making process by means of On-Line Analytical Processing (OLAP) applications. Although …

Most of modern enterprises, institutions, and organizations rely on knowledge-based
management systems. In these systems, knowledge is gained from data analysis …

A metadata quality directly impact on the decision making. Therefore, the metadata is
enhanced with semantics to improve quality of metadata but no formal representation is laid …

What kind of metadata can be used for expressing the multiplicity of data models and the
data transformation and integration processes in data warehousing environments? How can …

Despite a decade of research in OLAP systems, very few works attempt to tackle the problem
of analysing data extracted from XML text-rich documents. These documents are loosely …

Ce papier présente notre méthode de conception de bases de données
multidimensionnelles (BDM) contraintes. Nous proposons une méthode mixte basée sur …

Data warehouses are systems that provide useful information to support the decision making
process, thus improving organizations' business processes. These systems integrate …

Everything started in Argentina... In the summer of 1998, 1 finished my Degree in Computer
Science. I did not want to take the obvious next step: find a job and start to work for the rest of …

La Business Intelligence (BI) se définit comme l'ensemble des technologies permettant de
traiter, valoriser et présenter les données à des fins de compréhension et de décision. Elle …