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VLDB
1995
ACM
96views Database» more  VLDB 1995»
15 years 10 months ago
The Fittest Survives: An Adaptive Approach to Query Optimization
Traditionally, optimizers are “programmed” to optimize queries following a set of buildin procedures. However, optimizers should be robust to its changing environment to gener...
Hongjun Lu, Kian-Lee Tan, Son Dao
AAAI
2007
15 years 9 months ago
An Egalitarist Fusion of Incommensurable Ranked Belief Bases under Constraints
In the last decade, several approaches have been proposed for merging multiple and potentially conflicting pieces of information. Egalitarist fusion modes privilege solutions tha...
Salem Benferhat, Sylvain Lagrue, Julien Rossit
AAAI
2008
15 years 9 months ago
Efficient Querying Relaxed Dominant Relationship between Product Items Based on Rank Aggregation
Current search engines cannot effectively rank those relational data, which exists on dynamic websites supported by online databases. In this study, to rank such structured data, ...
Zhenglu Yang, Lin Li, Masaru Kitsuregawa
WSC
2007
15 years 9 months ago
A simulation framework for energy efficient data grids
High performance data grids are increasingly becoming popular platforms to support data-intensive applications. Reducing high energy consumption caused by data grids is a challeng...
Ziliang Zong, Xiao Qin, Xiaojun Ruan, Kiranmai Bel...
WSC
2007
15 years 9 months ago
Indifference-zone subset selection procedures: using sample means to improve efficiency
Two-stage selection procedures have been widely studied and applied in determining the required sample size (i.e., the number of replications or batches) for selecting the best of...
E. Jack Chen