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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
CIKM
2009
Springer
14 years 2 months ago
MagicCube: choosing the best snippet for each aspect of an entity
Wikis are currently used in business to provide knowledge management systems, especially for individual organizations. However, building wikis manually is a laborious and time-con...
Yexin Wang, Li Zhao, Yan Zhang
DAWAK
2007
Springer
14 years 1 months ago
Mining Top-K Multidimensional Gradients
Several business applications such as marketing basket analysis, clickstream analysis, fraud detection and churning migration analysis demand gradient data analysis. By employing g...
Ronnie Alves, Orlando Belo, Joel Ribeiro
EDBT
1998
ACM
119views Database» more  EDBT 1998»
13 years 11 months ago
A Logical Approach to Multidimensional Databases
In this paper we present MD, a logical model for OLAP systems, and show how it can be used in the design of multidimensional databases. Unlike other models for multidimensional dat...
Luca Cabibbo, Riccardo Torlone
CIKM
2010
Springer
13 years 6 months ago
Brown dwarf: a P2P data-warehousing system
In this demonstration we present the Brown Dwarf, a distributed system designed to efficiently store, query and update multidimensional data. Deployed on any number of commodity ...
Katerina Doka, Dimitrios Tsoumakos, Nectarios Kozi...