Sciweavers

WSC
2008
14 years 1 months ago
Preventive what-if analysis in symbiotic simulation
The what-if analysis process is essential in symbiotic simulation systems. It is responsible for creating a number of alternative what-if scenarios and evaluating their performanc...
Heiko Aydt, Stephen John Turner, Wentong Cai, Malc...
DOLAP
2006
ACM
14 years 5 months ago
Designing what-if analysis: towards a methodology
In order to be able to evaluate beforehand the impact of a strategical or tactical move, decision makers need reliable previsional systems. What-if analysis satisfies this need b...
Matteo Golfarelli, Stefano Rizzi, Andrea Proli
DAWAK
2007
Springer
14 years 5 months ago
What-If Analysis for Data Warehouse Evolution
In this paper, we deal with the problem of performing what-if analysis for changes that occur in the schema/structure of the data warehouse We abstract software modules, queries, r...
George Papastefanatos, Panos Vassiliadis, Alkis Si...