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» Range counting over multidimensional data streams
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SIGMOD
2005
ACM
154views Database» more  SIGMOD 2005»
15 years 9 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...
GIS
2004
ACM
15 years 10 months ago
Spatio-temporal aggregates over raster image data
Spatial, temporal and spatio-temporal aggregates over continuous streams of remotely sensed image data build a fundamental operation in many applications in the environmental scie...
Jie Zhang, Michael Gertz, Demet Aksoy
CORR
2011
Springer
175views Education» more  CORR 2011»
14 years 4 months ago
A Novel Probabilistic Pruning Approach to Speed Up Similarity Queries in Uncertain Databases
Abstract— In this paper, we propose a novel, effective and efficient probabilistic pruning criterion for probabilistic similarity queries on uncertain data. Our approach support...
Thomas Bernecker, Tobias Emrich, Hans-Peter Kriege...
ADC
2000
Springer
182views Database» more  ADC 2000»
15 years 1 months ago
Efficient Range Query Retrieval for Non-Uniform Data Distributions
Answering range queries is a common database operation. Methods based on hashing techniques to minimise the cost of answering range queries by taking the query distribution into a...
Salahadin Mohammed, Evan P. Harris, Kotagiri Ramam...
SOFSEM
2005
Springer
15 years 3 months ago
RAQ: A Range-Queriable Distributed Data Structure
Different structures are used in peer-to-peer networks to represent their inherently distributed, self-organized and decentralized memory structure. In this paper, a simple range...
Hamid Nazerzadeh, Mohammad Ghodsi