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SSD
2005
Springer
105views Database» more  SSD 2005»
16 years 6 days ago
Evaluation of Top-k OLAP Queries Using Aggregate R-Trees
Abstract. A top-k OLAP query groups measures with respect to some abstraction level of interesting dimensions and selects the k groups with the highest aggregate value. An example ...
Nikos Mamoulis, Spiridon Bakiras, Panos Kalnis
GECCO
2004
Springer
150views Optimization» more  GECCO 2004»
16 years 3 days ago
Systems Biology Modeling in Human Genetics Using Petri Nets and Grammatical Evolution
Understanding the hierarchical relationships among biochemical, metabolic, and physiological systems in the mapping between genotype and phenotype is expected to improve the diagno...
Jason H. Moore, Lance W. Hahn
HICSS
2003
IEEE
155views Biometrics» more  HICSS 2003»
16 years 11 hour ago
Consumers cognition towards communities: Customer-centred community design using the means-end chain perspective
This paper presents research on the application of the means-end chain (MEC) framework for investigating customers cognitive structure regarding community applications. It is argu...
Peter Aschmoneit, Mark Heitmann
ECCV
2010
Springer
15 years 11 months ago
Efficient Highly Over-Complete Sparse Coding using a Mixture Model
Sparse coding of sensory data has recently attracted notable attention in research of learning useful features from the unlabeled data. Empirical studies show that mapping the data...
PVLDB
2008
116views more  PVLDB 2008»
15 years 6 months ago
Anonymizing bipartite graph data using safe groupings
Private data often comes in the form of associations between entities, such as customers and products bought from a pharmacy, which are naturally represented in the form of a larg...
Graham Cormode, Divesh Srivastava, Ting Yu, Qing Z...