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74
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VLDB
2004
ACM
158views Database» more  VLDB 2004»
15 years 3 months ago
REHIST: Relative Error Histogram Construction Algorithms
Histograms and Wavelet synopses provide useful tools in query optimization and approximate query answering. Traditional histogram construction algorithms, such as V-Optimal, optim...
Sudipto Guha, Kyuseok Shim, Jungchul Woo
86
Voted
SAC
2006
ACM
15 years 3 months ago
Service-oriented grid computation for large-scale parameter estimation in complex environmental modeling
Complex environmental modeling often involves a large number of unknown physical and ecological parameters. Parameter estimation is one of the most difficult steps in many modelin...
Kejing He, Shoubin Dong, Li Zheng
EDBT
2011
ACM
281views Database» more  EDBT 2011»
14 years 1 months ago
Fast and accurate computation of equi-depth histograms over data streams
Equi-depth histograms represent a fundamental synopsis widely used in both database and data stream applications, as they provide the cornerstone of many techniques such as query ...
Hamid Mousavi, Carlo Zaniolo
ECOOP
1997
Springer
15 years 1 months ago
Near Optimal Hierarchical Encoding of Types
A type inclusion test is a procedure to decide whether two types are related by a given subtyping relationship. An efficient implementation of the type inclusion test plays an impo...
Andreas Krall, Jan Vitek, R. Nigel Horspool
GECCO
2009
Springer
137views Optimization» more  GECCO 2009»
15 years 1 months ago
Efficient natural evolution strategies
Efficient Natural Evolution Strategies (eNES) is a novel alternative to conventional evolutionary algorithms, using the natural gradient to adapt the mutation distribution. Unlike...
Yi Sun, Daan Wierstra, Tom Schaul, Jürgen Sch...