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DAWAK
2003
Springer
14 years 25 days ago
CPM: A Cube Presentation Model for OLAP
On-Line Analytical Processing (OLAP) is a trend in database technology, based on the multidimensional view of data. In this paper we introduce the Cube Presentation Model (CPM), a ...
Andreas S. Maniatis, Panos Vassiliadis, Spiros Ski...
BDA
2004
13 years 9 months ago
A new way of optimizing OLAP queries
For around 10 years, the academic research in database has attempted to define a commonly agreed logical modeling for the multidimensional and hierarchical nature of data manipulat...
Arnaud Giacometti, Dominique Laurent, Patrick Marc...
DOLAP
1999
ACM
13 years 12 months ago
Characterization of Hierarchies and Some Operators in OLAP Environment
Recently numerous proposals for modelling and querying Multidimensional Databases (MDDB) are proposed. Among the still open problems there is a rigorous classification of the diff...
Elaheh Pourabbas, Maurizio Rafanelli
PVLDB
2010
80views more  PVLDB 2010»
13 years 6 months ago
Using Sentinel Technology in the TARGIT BI Suite
This paper demonstrates so-called sentinels in the TARGIT BI Suite. Sentinels are a novel type of rules that can warn a user if one or more measure changes in a multi-dimensional ...
Morten Middelfart, Torben Bach Pedersen
CIKM
2010
Springer
13 years 6 months ago
FacetCube: a framework of incorporating prior knowledge into non-negative tensor factorization
Non-negative tensor factorization (NTF) is a relatively new technique that has been successfully used to extract significant characteristics from polyadic data, such as data in s...
Yun Chi, Shenghuo Zhu