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186
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EDBT
2004
ACM
145views Database» more  EDBT 2004»
16 years 6 months ago
CUBE File: A File Structure for Hierarchically Clustered OLAP Cubes
Abstract. Hierarchical clustering has been proved an effective means for physically organizing large fact tables since it reduces significantly the I/O cost during ad hoc OLAP quer...
Nikos Karayannidis, Timos K. Sellis, Yannis Kouvar...
EDBT
2006
ACM
112views Database» more  EDBT 2006»
16 years 6 months ago
Indexing Shared Content in Information Retrieval Systems
Abstract. Modern document collections often contain groups of documents with overlapping or shared content. However, most information retrieval systems process each document separa...
Andrei Z. Broder, Nadav Eiron, Marcus Fontoura, Mi...
173
Voted
EDBT
2006
ACM
145views Database» more  EDBT 2006»
16 years 6 months ago
Indexing Spatially Sensitive Distance Measures Using Multi-resolution Lower Bounds
Abstract. Comparison of images requires a distance metric that is sensitive to the spatial location of objects and features. Such sensitive distance measures can, however, be compu...
Vebjorn Ljosa, Arnab Bhattacharya, Ambuj K. Singh
ICDE
2010
IEEE
227views Database» more  ICDE 2010»
16 years 6 months ago
Approximate Confidence Computation in Probabilistic Databases
Abstract-- This paper introduces a deterministic approximation algorithm with error guarantees for computing the probability of propositional formulas over discrete random variable...
Dan Olteanu, Jiewen Huang, Christoph Koch
180
Voted
MOBISYS
2005
ACM
16 years 6 months ago
Turducken: hierarchical power management for mobile devices
Abstract-Maintaining optimal consistency in a distributed system requires that nodes be always-on to synchronize information. Unfortunately, mobile devices such as laptops do not h...
Jacob Sorber, Nilanjan Banerjee, Mark D. Corner, S...