6568 search results - page 1002 / 1314 » Reducing the Complexity of Reductions |
274
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ICDE
1999
IEEE
16 years 8 months ago
1999
IEEE
Indexes play a vital role in decision support systems by reducing the cost of answering complex queries. A popular methodology for choosing indexes that is adopted by database adm...
281
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ICDE
1999
IEEE
16 years 8 months ago
1999
IEEE
Range sum queries on data cubes are a powerful tool for analysis. A range sum query applies an aggregation operation (e.g., SUM) over all selected cells in a data cube, where the ...
162
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VIS
2007
IEEE
16 years 8 months ago
2007
IEEE
Abstract--The recently introduced notion of Finite-Time Lyapunov Exponent to characterize Coherent Lagrangian Structures provides a powerful framework for the visualization and ana...
185
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VIS
2007
IEEE
16 years 8 months ago
2007
IEEE
We present a method for extracting boundary surfaces from segmented cross-section image data. We use a constrained Potts model to interpolate an arbitrary number of region boundar...
160
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ICPR
2008
IEEE
16 years 8 months ago
2008
IEEE
Feature extraction and classification are two important components in pattern recognition. In this paper, we propose dynamic target classification in WSNs. The main idea of this a...