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VLDB
2004
ACM
119views Database» more  VLDB 2004»
16 years 6 months ago
Evaluating holistic aggregators efficiently for very large datasets
Indatawarehousingapplications,numerousOLAP queries involve the processing of holistic aggregators such as computing the "top n," median, quantiles, etc. In this paper, we...
Lixin Fu, Sanguthevar Rajasekaran
IEEEPACT
2009
IEEE
16 years 27 days ago
Automatic Tuning of Discrete Fourier Transforms Driven by Analytical Modeling
—Analytical models have been used to estimate optimal values for parameters such as tile sizes in the context of loop nests. However, important algorithms such as fast Fourier tr...
Basilio B. Fraguela, Yevgen Voronenko, Markus P&uu...
CDC
2008
IEEE
202views Control Systems» more  CDC 2008»
16 years 22 days ago
Integrating human and robot decision-making dynamics with feedback: Models and convergence analysis
— Leveraging research by psychologists on human decision-making, we present a human-robot decision-making problem associated with a complex task and study the corresponding joint...
Ming Cao, Andrew Reed Stewart, Naomi Ehrich Leonar...
CEC
2008
IEEE
16 years 21 days ago
Grammatical bias and building blocks in meta-grammar Grammatical Evolution
—This paper describes and tests the utility of a meta Grammar approach to Grammatical Evolution (GE). Rather than employing a fixed grammar as is the case with canonical GE, und...
Erik Hemberg, Michael O'Neill, Anthony Brabazon
IJCNN
2007
IEEE
16 years 16 days ago
Dynamic Pooling for the Combination of Forecasts generated using Multi Level Learning
— In this paper we provide experimental results and extensions to our previous theoretical findings concerning the combination of forecasts that have been diversified by three ...
Silvia Riedel, Bogdan Gabrys