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DMDW
2001
232views Management» more  DMDW 2001»
13 years 11 months ago
Towards Data Warehouse Quality Metrics
Organizations are adopting datawarehouses to manage information efficiently as "the" main organizational asset. It is essential that we can assure the information qualit...
Coral Calero, Mario Piattini, Carolina Pascual, Ma...
ICDE
2008
IEEE
194views Database» more  ICDE 2008»
14 years 11 months ago
P-Cube: Answering Preference Queries in Multi-Dimensional Space
Many new applications that involve decision making need online (i.e., OLAP-styled) preference analysis with multidimensional boolean selections. Typical preference queries includes...
Dong Xin, Jiawei Han
SIGMOD
2005
ACM
154views Database» more  SIGMOD 2005»
14 years 10 months ago
SHIFT-SPLIT: I/O Efficient Maintenance of Wavelet-Transformed Multidimensional Data
The Discrete Wavelet Transform is a proven tool for a wide range of database applications. However, despite broad acceptance, some of its properties have not been fully explored a...
Mehrdad Jahangiri, Dimitris Sacharidis, Cyrus Shah...
ADBIS
2010
Springer
145views Database» more  ADBIS 2010»
13 years 11 months ago
On Support of Ordering in Multidimensional Data Structures
Multidimensional data structures are applied in many areas, e.g. in data mining, indexing multimedia data and text documents, and so on. There are some applications where the range...
Filip Krizka, Michal Krátký, Radim B...
DMDW
2001
127views Management» more  DMDW 2001»
13 years 11 months ago
MAC: Conceptual data modeling for OLAP
In this paper we address the issue of conceptual modeling of data used in multidimensional analysis. We view the problem from the end-user point of view and we describe a set of r...
Aris Tsois, Nikos Karayannidis, Timos K. Sellis