Sciweavers

325 search results - page 12 / 65
» An Object Oriented Multidimensional Data Model for OLAP
Sort
View
110
Voted
HICSS
2003
IEEE
105views Biometrics» more  HICSS 2003»
15 years 7 months ago
Experimental Validation of Multidimensional Data Models Metrics
Multidimensional data models are playing an increasingly prominent role in support of day-to-day business decisions. Due to their significance in taking strategic decisions it is ...
Manuel A. Serrano, Coral Calero, Mario Piattini
134
Voted
DOLAP
2005
ACM
15 years 3 months ago
Parallel querying of ROLAP cubes in the presence of hierarchies
Online Analytical Processing is a powerful framework for the analysis of organizational data. OLAP is often supported by a logical structure known as a data cube, a multidimension...
Frank K. H. A. Dehne, Todd Eavis, Andrew Rau-Chapl...
VLDB
2000
ACM
110views Database» more  VLDB 2000»
15 years 5 months ago
User-Adaptive Exploration of Multidimensional Data
In this paper we present a tool for enhanced exploration of OLAP data that is adaptive to a user's prior knowledge of the data. The tool continuously keeps track of the parts...
Sunita Sarawagi
133
Voted
EDBT
2006
ACM
266views Database» more  EDBT 2006»
16 years 2 months ago
From Analysis to Interactive Exploration: Building Visual Hierarchies from OLAP Cubes
We present a novel framework for comprehensive exploration of OLAP data by means of user-defined dynamic hierarchical visualizations. The multidimensional data model behind the OLA...
Svetlana Vinnik, Florian Mansmann
PODS
2002
ACM
167views Database» more  PODS 2002»
16 years 2 months ago
OLAP Dimension Constraints
In multidimensional data models intended for online analytic processing (OLAP), data are viewed as points in a multidimensional space. Each dimension has structure, described by a...
Carlos A. Hurtado, Alberto O. Mendelzon