508 search results - page 91 / 102 » Bringing Order to Query Optimization |
CORR
2008
Springer
13 years 7 months ago
2008
Springer
Linearity tests are randomized algorithms which have oracle access to the truth table of some function f, and are supposed to distinguish between linear functions and functions whi...
IJCSA
2008
13 years 7 months ago
2008
: Skyline Queries have recently received a lot of attention due to their intuitive query capabilities. Following the concept of Pareto optimality all `best' database objects a...
SSDBM
2010
IEEE
13 years 5 months ago
2010
IEEE
Graphs are prevailingly used in many applications to model complex data structures. In this paper, we study the problem of supergraph containment search. To avoid the NP-complete s...
EDBT
2009
ACM
13 years 11 months ago
2009
ACM
Given a set P of products, a set O of customers, and a product p P, a bichromatic reverse skyline query retrieves all the customers in O that do not find any other product in P t...
ICML
2010
IEEE
13 years 8 months ago
2010
IEEE
We present a theoretical analysis of supervised ranking, providing necessary and sufficient conditions for the asymptotic consistency of algorithms based on minimizing a surrogate...