Sciweavers

8413 search results - page 505 / 1683
» Ordering Problem Subgoals
Sort
View
CIKM
2005
Springer
16 years 11 days ago
Selectivity-based partitioning: a divide-and-union paradigm for effective query optimization
Modern query optimizers select an efficient join ordering for a physical execution plan based essentially on the average join selectivity factors among the referenced tables. In ...
Neoklis Polyzotis
CP
2005
Springer
16 years 11 days ago
Using SAT in QBF
QBF is the problem of deciding the satisfiability of quantified boolean formulae in which variables can be either universally or existentially quantified. QBF generalizes SAT (S...
Horst Samulowitz, Fahiem Bacchus
IDA
2005
Springer
16 years 10 days ago
Learning Label Preferences: Ranking Error Versus Position Error
We consider the problem of learning a ranking function, that is a mapping from instances to rankings over a finite number of labels. Our learning method, referred to as ranking by...
Eyke Hüllermeier, Johannes Fürnkranz
DAWAK
2004
Springer
16 years 7 days ago
Categorical Data Visualization and Clustering Using Subjective Factors
Clustering is an important data mining problem. However, most earlier work on clustering focused on numeric attributes which have a natural ordering to their attribute values. Rec...
Chia-Hui Chang, Zhi-Kai Ding
SEM
2004
Springer
16 years 5 days ago
Extending Standard Java Runtime Systems for Resource Management
Resource management is a precondition to build reliable, extensible middleware and to host potentially untrusted user components. Resource accounting allows to charge users for the...
Walter Binder, Jarle Hulaas