Abstract As Data Warehouse store huge amount of data with the span of more than decades,
the security of this huge information base is crucial for the sustainability and reliability of data …

Abstract Data warehouses and On-Line Analytical Processing tools, OLAP, together permit a
multi-dimensional analysis of structured data information. However, as business systems are …

为了使复杂机电系统虚拟样机替代物理样机并提高复杂机电产品设计的质量和效率,
综述了复杂机电系统虚拟样机若干关键支撑技术的研究进展和目前存在的问题 …

As textually published information is increasing in digital libraries, efficient retrieval methods
are required. Textual documents in a digital library are available in various structures and …

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 …

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

Purpose–As business globalisation and internet usage continue to grow, the internet‐based
version of data warehouse systems (DWS) is expected to improve traditional DWS. However …

CONTEXT: Data warehouses are systems which integrate heterogeneous sources to
support the decision making process. Data from the Web is becoming increasingly more …

Nowadays, there is a vast amount of information available in line. One of the major unsolved
problems in the Competitive Intelligence (CI) is the management of unstructured data. The …

L'émergence de nombreuses sources d'Open Data poussent plusieurs communautés de
recherche ainsi que des entreprises à développer des outils permettant leur exploitation. En …