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» LEO - DB2's LEarning Optimizer
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PLDI
2010
ACM
15 years 10 months ago
Evaluating Iterative Optimization across 1000 Data Sets
While iterative optimization has become a popular compiler optimization approach, it is based on a premise which has never been truly evaluated: that it is possible to learn the b...
Yang Chen, Yuanjie Huang, Lieven Eeckhout, Grigori...
EDBT
2010
ACM
151views Database» more  EDBT 2010»
15 years 11 months ago
Warm cache costing: a feedback optimization technique for buffer pool aware costing
Most modern RDBMS depend on the query processing optimizer’s cost model to choose the best execution plan for a given query. Since the physical IO (PIO) is a costly operation to...
H. S. Ramanujam, Edwin Seputis
IPPS
2007
IEEE
16 years 10 days ago
Optimizing the Fast Fourier Transform on a Multi-core Architecture
The rapid revolution in microprocessor chip architecture due to multicore technology is presenting unprecedented challenges to the application developers as well as system softwar...
Long Chen, Ziang Hu, Junmin Lin, Guang R. Gao
TASE
2008
IEEE
15 years 6 months ago
Optimization of Joint Replacement Policies for Multipart Systems by a Rollout Framework
Maintaining an asset with life-limited parts, e.g., a jet engine or an electric generator, may be costly. Certain costs, e.g., setup cost, can be shared if some parts of the asset ...
Tao Sun, Qianchuan Zhao, Peter B. Luh, Robert N. T...
CORR
2010
Springer
189views Education» more  CORR 2010»
15 years 5 months ago
An Optimal Dynamic Mechanism for Multi-Armed Bandit Processes
We consider the problem of revenue-optimal dynamic mechanism design in settings where agents' types evolve over time as a function of their (both public and private) experien...
Sham M. Kakade, Ilan Lobel, Hamid Nazerzadeh