Sciweavers

1033 search results - page 18 / 207
» Improving Performance of Data Analysis in Data Warehouses: A...
Sort
View
EDM
2009
132views Data Mining» more  EDM 2009»
13 years 5 months ago
Predicting Students Drop Out: A Case Study
The monitoring and support of university freshmen is considered very important at many educational institutions. In this paper we describe the results of the educational data minin...
Gerben Dekker, Mykola Pechenizkiy, Jan Vleeshouwer...
DOLAP
2010
ACM
13 years 5 months ago
Using ontologies to discover fact IDs
Object identification is a crucial step in most information systems. Nowadays, we have many different ways to identify entities such as surrogates, keys and object identifiers. Ho...
Alberto Abelló, Oscar Romero
BMCBI
2005
167views more  BMCBI 2005»
13 years 7 months ago
Cross-platform analysis of cancer microarray data improves gene expression based classification of phenotypes
Background: The extensive use of DNA microarray technology in the characterization of the cell transcriptome is leading to an ever increasing amount of microarray data from cancer...
Patrick Warnat, Roland Eils, Benedikt Brors
EURONGI
2006
Springer
13 years 11 months ago
Performance Analysis of Wireless Multihop Data Networks
We consider wireless multihop data networks with random multi-access mechanisms at the MAC layer. In general, our aim is to study the performance as perceived by users in a dynamic...
Nidhi Hegde, Alexandre Proutiére
ECIS
2003
13 years 9 months ago
Shaping CIO's competencies and activities to improve company performance: an empirical study
The importance of and the fast changes in the CIO's role in organizations are widely recognized. So is the need for CIOs to acquire the appropriate set of knowledge and manag...
Marco Tagliavini, Jennifer Moro, Aurelio Ravarini,...